Ontario has 527 gauges on this page. 149 are reading below normal for the date and 97 above. Low and high readings are fairly evenly spread.
The main rivers covered are the French River, Grand River, Thames River and Winnipeg River. The list also includes 52 lakes and reservoirs. Fall is often a low point for rivers after the summer, until steady rain returns.
| Gauge | Level | Compared with normal | 24 hours | Updated |
|---|---|---|---|---|
| Bay Lake at LatchfordLake, Bay Lake | 7.10 m | Very high | +0.02 m | 50 min ago |
| Bernard Lake at SundridgeLake, Bernard Lake | 8.36 m | Very low | 0.00 m | 45 min ago |
| Dollars Lake below S NarrowsLake, Dollars Lake | 7.61 m | Very low | +0.01 m | 45 min ago |
| Forest Lake above Canyon LakeLake, Forest Lake | 1.90 m | Very low | 0.00 m | 1 hour ago |
| Frood Lake near Whitefish FallsLake, Frood Lake | 1.72 m | Very low | 0.00 m | 45 min ago |
| Panache Lake at Jackson'S PointLake, Panache Lake | 30.98 m | Very low | 0.00 m | 45 min ago |
| Forest Lake at South RiverLake, Forest Lake | 8.96 m | High | +0.06 m | 45 min ago |
| Go Home Lake near Potters LandingLake, Go Home Lake | 185.25 m | High | +0.01 m | 40 min ago |
| Lac Seul at Lac SeulLake, Lac Seul | 356.33 m | High | 0.00 m | 45 min ago |
| Lake of Bays at BaysvilleLake, Lake of Bays | 10.22 m | High | +0.02 m | 40 min ago |
| Lake of the Woods Western Outlet above Norman Dam and Powerhouse Site No.1Lake, Lake of the Woods Western Outlet | 322.59 m | High | 33 min ago | |
| Lake Scugog at Scugog Island MarinaLake, Lake Scugog | 9.05 m | High | 0.00 m | 4 hours ago |
| Lake Timiskaming at HaileyburyLake, Lake Timiskaming | 4.65 m | Low | −0.01 m | 50 min ago |
| Mary Lake at Port SydneyLake, Mary Lake | 8.53 m | High | +0.01 m | 60 min ago |
| Sharbot Lake at Outlet of Sharbot LakeLake, Sharbot Lake | 1.09 m | High | +0.02 m | 1 hour ago |
| Smoke Lake at Algonquin Provincial ParkLake, Smoke Lake | 9.19 m | High | +0.03 m | 1 hour ago |
| Watabeag Lake at Watabeag Lake DamLake, Watabeag Lake | 316.92 m | Low | +0.01 m | 1 hour ago |
| White Lake at White Lake Provincial ParkLake, White Lake | 6.99 m | Low | +0.03 m | 1 hour ago |
| Ahmic Lake near Ahmic HarbourLake, Ahmic Lake | 8.51 m | Normal | −0.01 m | 35 min ago |
| Cecebe Lake at MagnetawanLake, Cecebe Lake | 18.88 m | Normal | −0.01 m | 1 hour ago |
| Doe Lake near KatrineLake, Doe Lake | 7.07 m | Normal | +0.02 m | 1 hour ago |
| Fairy Lake at HuntsvilleLake, Fairy Lake | 6.28 m | Normal | +0.01 m | 25 min ago |
| Grassy Narrows Lake at Grassy NarrowsLake, Grassy Narrows Lake | 318.76 m | Normal | +0.01 m | 1 hour ago |
| Kawagama Lake at Russell LandingLake, Kawagama Lake | 8.75 m | Normal | +0.01 m | 1 hour ago |
| Lac Seul at GoldpinesLake, Lac Seul | 356.33 m | Normal | −0.02 m | 1 hour ago |
| Lac Seul at HudsonLake, Lac Seul | 356.39 m | Normal | +0.02 m | 1 hour ago |
| Lake Muskoka at BeaumarisLake, Lake Muskoka | 9.33 m | Normal | 0.00 m | 60 min ago |
| Lake Nipissing at North BayLake, Lake Nipissing | 5.68 m | Normal | +0.02 m | 1 hour ago |
| Lake of the Woods at Clearwater BayLake, Lake of the Woods | 322.61 m | Normal | −0.08 m | 1 hour ago |
| Lake of the Woods at Cyclone IslandLake, Lake of the Woods | 322.72 m | Normal | +0.02 m | 1 hour ago |
| Lake of the Woods at Hanson BayLake, Lake of the Woods | 322.75 m | Normal | +0.01 m | 1 hour ago |
| Lake of the Woods at KeewatinLake, Lake of the Woods | 322.61 m | Normal | −0.08 m | 1 hour ago |
| Lake of the Woods Eastern Outlet at Kenora PowerhouseLake, Lake of the Woods Eastern Outlet | 322.58 m | Normal | −0.07 m | 35 min ago |
| Lake of the Woods Western Outlet above Norman Dam and Powerhouse Site No.2Lake, Lake of the Woods Western Outlet | 322.58 m | Normal | −0.08 m | 1 hour ago |
| Lake of the Woods Western Outlet above Norman Dam and Powerhouse Site No.3Lake, Lake of the Woods Western Outlet | 322.60 m | Normal | −0.07 m | 35 min ago |
| Lake Rosseau at Port CarlingLake, Lake Rosseau | 8.80 m | Normal | +0.02 m | 25 min ago |
| Mindemoya Lake at MindemoyaLake, Mindemoya Lake | 6.41 m | Normal | +0.01 m | 1 hour ago |
| Namakan Lake at Squirrel IslandLake, Namakan Lake | 340.28 m | Normal | −0.01 m | 1 hour ago |
| Pakwash Lake below Snake FallsLake, Pakwash Lake | 346.23 m | Normal | 0.00 m | 1 hour ago |
| Porcupine Lake near PorcupineLake, Porcupine Lake | 97.58 m | Normal | +0.03 m | 55 min ago |
| Rainy Lake at Northwest BayLake, Rainy Lake | 8.48 m | Normal | −0.03 m | 55 min ago |
| Rainy Lake near Fort FrancesLake, Rainy Lake | 337.39 m | Normal | −0.02 m | 1 hour ago |
| Sturgeon Lake at Fenelon FallsLake, Sturgeon Lake | 7.15 m | Normal | −0.02 m | 60 min ago |
| Goshawk Lake at Kahkagopkung OnigumLake, Goshawk Lake | 318.05 m | No reference yet | −0.03 m | 7 hours ago |
| Ivanhoe Lake near FoleyetLake, Ivanhoe Lake | 341.15 m | No reference yet | −0.03 m | 6 hours ago |
| Kenogamisis Lake near GeraldtonLake, Kenogamisis Lake | 329.39 m | No reference yet | +0.01 m | 6 hours ago |
| Lake Nipissing at French River OutletLake, Lake Nipissing | 195.65 m | No reference yet | 0.00 m | 6 hours ago |
| Lake Nipissing at West BayLake, Lake Nipissing | 5.60 m | No reference yet | −0.07 m | 1 hour ago |
| Lake Timiskaming at McLarens PointLake, Lake Timiskaming | 99.11 m | No reference yet | 0.00 m | 15 days ago |
| Pelican Lake at Sioux LookoutLake, Pelican Lake | 356.73 m | No reference yet | 0.00 m | 6 hours ago |
| Rainy Lake near Bear PassLake, Rainy Lake | 337.41 m | No reference yet | 0.00 m | 6 hours ago |
| Red Lake at Forestry PointLake, Red Lake | 355.64 m | No reference yet | 0.00 m | 6 hours ago |
| Asheweig River at Straight LakeRiver gauge, Asheweig River | 13.30 m | Very low | −0.02 m | 1 hour ago |
| Attawapiskat River below Muketei RiverRiver gauge, Attawapiskat River | 22.83 m | Very low | 0.00 m | 1 hour ago |
| Aubinadong River above Sesabic CreekRiver gauge, Aubinadong River | 1.69 m | Very low | +0.03 m | 1 hour ago |
| Bear Brook near BourgetRiver gauge, Bear Brook | 8.85 m | Very high | +0.53 m | 30 min ago |
| Becketts Creek near Cumberland EstatesRiver gauge, Becketts Creek | 7.15 m | Very high | +0.38 m | 50 min ago |
| Blackwater River at BeardmoreRiver gauge, Blackwater River | 300.77 m | Very low | +0.01 m | 1 hour ago |
| Bonnechere River near CastlefordRiver gauge, Bonnechere River | 6.11 m | Very high | +0.30 m | 35 min ago |
| Buells Creek at BrockvilleRiver gauge, Buells Creek | 0.96 m | Very high | +0.11 m | 40 min ago |
| Carp River near KinburnRiver gauge, Carp River | 5.02 m | Very high | +0.04 m | 1 hour ago |
| Castor River at RussellRiver gauge, Castor River | 3.49 m | Very high | +0.06 m | 50 min ago |
| Cobourg Brook near Precious CornersRiver gauge, Cobourg Brook | 2.49 m | Very high | +0.08 m | 35 min ago |
| Cold Creek near BoltonRiver gauge, Cold Creek | 5.39 m | Very high | +0.08 m | 45 min ago |
| Collins Creek near KingstonRiver gauge, Collins Creek | 12.00 m | Very high | +0.02 m | 50 min ago |
| Depot Creek at BellrockRiver gauge, Depot Creek | 6.72 m | Very high | +0.04 m | 40 min ago |
| Four Mile Creek near VirgilRiver gauge, Four Mile Creek | 7.79 m | Very high | +0.05 m | 50 min ago |
| French River at Horseshoe FallsRiver gauge, French River | 6.66 m³/s | Very low | +2.33 m³/s | 1 hour ago |
| French River at Little French CutRiver gauge, French River | 0.33 m³/s | Very low | +0.23 m³/s | 1 hour ago |
| French River at Recollet FallsRiver gauge, French River | 77.3 m³/s | Very low | +9.90 m³/s | 1 hour ago |
| Goulais River near Kirby'S CornerRiver gauge, Goulais River | 2.71 m | Very low | −0.01 m | 14 days ago |
| Graham Creek at NepeanRiver gauge, Graham Creek | 0.92 m | Very high | +0.06 m | 45 min ago |
| Grand River near DundalkRiver gauge, Grand River | 1.65 m | Very high | +0.01 m | 1 hour ago |
| Indian River at PembrokeRiver gauge, Indian River | 2.97 m | Very high | +0.24 m | 55 min ago |
| Indian River near BlakeneyRiver gauge, Indian River | 8.67 m | Very high | +0.07 m | 1 hour ago |
| Jackson Creek near Jackson HeightsRiver gauge, Jackson Creek | 3.01 m | Very high | +0.03 m | 25 min ago |
| Jock River near RichmondRiver gauge, Jock River | 6.53 m | Very high | +0.13 m | 50 min ago |
| Kemptville Creek near KemptvilleRiver gauge, Kemptville Creek | 6.11 m | Very high | +0.07 m | 55 min ago |
| Kwetabohigan River near the MouthRiver gauge, Kwetabohigan River | 10.20 m | Very low | +0.01 m | 1 hour ago |
| La Vallee River near BurrissRiver gauge, La Vallee River | 12.16 m | Very high | 1 hour ago | |
| Little Rouge Creek near Dicksons HillRiver gauge, Little Rouge Creek | 5.16 m | Very high | +0.02 m | 40 min ago |
| Lynde Creek Tributary near KinsaleRiver gauge, Lynde Creek Tributary | 3.79 m | Very high | +0.02 m | 1 hour ago |
| Magnetawan River near BrittRiver gauge, Magnetawan River | 25.00 m | Very low | +0.01 m | 1 hour ago |
| Mariposa Brook near Little BritainRiver gauge, Mariposa Brook | 2.45 m | Very high | 0.00 m | 40 min ago |
| Mayhew Creek near TrentonRiver gauge, Mayhew Creek | 1.98 m | Very high | 0.00 m | 25 min ago |
| McIntyre River above Thunder BayRiver gauge, McIntyre River | 307.74 m | Very high | +0.01 m | 6 hours ago |
| Middle Maitland River above EthelRiver gauge, Middle Maitland River | 4.14 m | Very low | +0.02 m | 40 min ago |
| Middle Maitland River near BelgraveRiver gauge, Middle Maitland River | 9.98 m | Very low | −0.04 m | 60 min ago |
| Middle Maitland River near ListowelRiver gauge, Middle Maitland River | 6.74 m | Very low | +0.04 m | 40 min ago |
| Millhaven Creek at SydenhamRiver gauge, Millhaven Creek | 0.95 m³/s | Very high | +0.58 m³/s | 45 min ago |
| Montreal River at LatchfordRiver gauge, Montreal River | 4.72 m | Very low | +0.18 m | 50 min ago |
| Muketei River near Otoskwin-Attawapiskat River Provincial ParkRiver gauge, Muketei River | 12.29 m | Very low | +0.02 m | 1 hour ago |
| Nemegosenda River near ChapleauRiver gauge, Nemegosenda River | 14.54 m | Very low | +0.04 m | 35 min ago |
| North Branch South Nation River near HeckstonRiver gauge, North Branch South Nation River | 1.54 m | Very high | +0.25 m | 1 hour ago |
| Oxtongue River near DwightRiver gauge, Oxtongue River | 2.91 m | Very low | +0.05 m | 40 min ago |
| Payne River near BerwickRiver gauge, Payne River | 6.65 m | Very high | +0.27 m | 60 min ago |
| Pineimuta River at Eyes LakeRiver gauge, Pineimuta River | 12.43 m | Very low | −0.02 m | 1 hour ago |
| Pipestone River at Karl LakeRiver gauge, Pipestone River | 12.45 m | Very low | 0.00 m | 1 hour ago |
| Raisin River at Black RiverRiver gauge, Raisin River | 5.17 m | Very high | +0.14 m | 40 min ago |
| Raisin River near WilliamstownRiver gauge, Raisin River | 9.79 m | Very high | +0.14 m | 50 min ago |
| Rideau River at OttawaRiver gauge, Rideau River | 3.38 m | Very high | +0.07 m | 1 hour ago |
| Rideau River below ManotickRiver gauge, Rideau River | 4.35 m | Very high | 0.00 m | 1 hour ago |
| Rideau River below MerrickvilleRiver gauge, Rideau River | 4.63 m | Very high | −0.02 m | 1 hour ago |
| Rigaud River near St. EugeneRiver gauge, Rigaud River | 2.10 m | Very high | +0.26 m | 60 min ago |
| Riviere Beaudette near Glen NevisRiver gauge, Riviere Beaudette | 8.68 m | Very high | +0.17 m | 40 min ago |
| Riviere Delisle near AlexandriaRiver gauge, Riviere Delisle | 1.76 m | Very high | +0.03 m | 50 min ago |
| Riviere Delisle near Glen NormanRiver gauge, Riviere Delisle | 1.93 m | Very high | +0.23 m | 1 hour ago |
| Root River at Sault Ste. MarieRiver gauge, Root River | 13.00 m | Very high | −0.03 m | 18 days ago |
| Shawanaga River below Shawanaga LakeRiver gauge, Shawanaga River | 5.62 m | Very low | +0.01 m | 1 hour ago |
| South Branch Muskoka River at BaysvilleRiver gauge, South Branch Muskoka River | 7.52 m | Very low | +0.01 m | 35 min ago |
| South Branch South Nation River near Winchester SpringsRiver gauge, South Branch South Nation River | 8.06 m | Very high | −0.03 m | 1 hour ago |
| South Castor River at KenmoreRiver gauge, South Castor River | 1.74 m | Very high | +0.08 m | 25 min ago |
| South Nation River at ChestervilleRiver gauge, South Nation River | 6.34 m | Very high | +0.04 m | 45 min ago |
| South Nation River at SpencervilleRiver gauge, South Nation River | 11.15 m | Very high | +0.02 m | 55 min ago |
| South Nation River near Plantagenet SpringsRiver gauge, South Nation River | 1.63 m | Very high | −0.12 m | 55 min ago |
| Spencer Creek near WestoverRiver gauge, Spencer Creek | 13.99 m | Very high | +0.02 m | 1 hour ago |
| Stooping River above the MouthRiver gauge, Stooping River | 1.74 m | Very low | +0.02 m | 55 min ago |
| Sydenham River near Owen SoundRiver gauge, Sydenham River | 4.89 m | Very low | +0.03 m | 40 min ago |
| Vermilion River near MilnetRiver gauge, Vermilion River | 3.58 m | Very low | +0.02 m | 45 min ago |
| Wanapitei River at Highway 637River gauge, Wanapitei River | 15.62 m | Very low | +0.01 m | 50 min ago |
| Wanapitei River near WanupRiver gauge, Wanapitei River | 1.22 m | Very low | −0.03 m | 1 hour ago |
| Wasi River near AstorvilleRiver gauge, Wasi River | 8.05 m | Very low | +0.05 m | 1 hour ago |
| West Branch Little Cataraqui Creek at KingstonRiver gauge, West Branch Little Cataraqui Creek | 10.09 m | Very high | +0.05 m | 40 min ago |
| Wilton Creek near NapaneeRiver gauge, Wilton Creek | 6.30 m | Very high | +0.05 m | 50 min ago |
| Winisk River at Kanuchuan RapidsRiver gauge, Winisk River | 28.29 m | Very low | −0.01 m | 1 hour ago |
| Albany River above Nottik IslandRiver gauge, Albany River | 23.50 m | Low | +0.02 m | 1 hour ago |
| Albany River below Achapi LakeRiver gauge, Albany River | 26.38 m | Low | +0.01 m | 30 min ago |
| Albany River near Hat IslandRiver gauge, Albany River | 1.78 m | Low | +0.02 m | 1 hour ago |
| Attawapiskat River above Lawashi ChannelRiver gauge, Attawapiskat River | 5.69 m | Low | 0.00 m | 25 min ago |
| Attawapiskat River below Attawapiskat LakeRiver gauge, Attawapiskat River | 28.20 m | Low | −0.01 m | 1 hour ago |
| Aumond Creek near MattawaRiver gauge, Aumond Creek | 3.62 m | Low | +0.03 m | 1 hour ago |
| Aux Sables River at MasseyRiver gauge, Aux Sables River | 3.90 m | Low | +0.03 m | 1 hour ago |
| Batchawana River near BatchawanaRiver gauge, Batchawana River | 2.18 m | Low | +0.05 m | 1 hour ago |
| Beaver River near ClarksburgRiver gauge, Beaver River | 0.57 m | Low | +0.02 m | 40 min ago |
| Beaver River near VandeleurRiver gauge, Beaver River | 7.15 m | Low | +0.02 m | 55 min ago |
| Big Creek near DelhiRiver gauge, Big Creek | 4.93 m | Low | +0.01 m | 30 min ago |
| Big East River near HuntsvilleRiver gauge, Big East River | 5.23 m | Low | 0.00 m | 1 hour ago |
| Big Otter Creek above OttervilleRiver gauge, Big Otter Creek | 3.86 m | Low | +0.01 m | 1 hour ago |
| Bighead River near MeafordRiver gauge, Bighead River | 10.36 m | Low | +0.03 m | 1 hour ago |
| Black Creek near WestonRiver gauge, Black Creek | 0.48 m | High | +0.13 m | 30 min ago |
| Black River at BaldwinRiver gauge, Black River | 8.47 m | High | −0.01 m | 45 min ago |
| Black River near ActinoliteRiver gauge, Black River | 12.12 m | High | +0.01 m | 60 min ago |
| Black Sturgeon River at Highway No. 17River gauge, Black Sturgeon River | 3.60 m³/s | Low | +0.24 m³/s | 1 hour ago |
| Blackstock Creek near BlackstockRiver gauge, Blackstock Creek | 2.93 m | Low | 0.00 m | 25 min ago |
| Blanche River above EnglehartRiver gauge, Blanche River | 25.46 m | Low | +0.10 m | 1 hour ago |
| Blyth Brook below BlythRiver gauge, Blyth Brook | 4.11 m | High | +0.03 m | 40 min ago |
| Bowmanville Creek at BowmanvilleRiver gauge, Bowmanville Creek | 0.70 m | Low | +0.02 m | 25 min ago |
| Boyle Drain near AtwoodRiver gauge, Boyle Drain | 3.14 m | Low | +0.01 m | 40 min ago |
| Burnley Creek above WarkworthRiver gauge, Burnley Creek | 2.56 m | High | −0.01 m | 1 hour ago |
| Canagagigue Creek near ElmiraRiver gauge, Canagagigue Creek | 9.80 m | High | +0.03 m | 1 hour ago |
| Cat River below Wesleyan LakeRiver gauge, Cat River | 29.26 m | Low | 0.00 m | 1 hour ago |
| Cedar Creek at WoodstockRiver gauge, Cedar Creek | 3.83 m | High | +0.01 m | 25 min ago |
| Cedar Creek near HemloRiver gauge, Cedar Creek | 7.17 m | Low | +0.01 m | 1 hour ago |
| Cedar River below Wabaskang LakeRiver gauge, Cedar River | 28.23 m | Low | 0.00 m | 1 hour ago |
| Clyde River near LanarkRiver gauge, Clyde River | 8.23 m | High | +0.08 m | 1 hour ago |
| Cold Creek at OrlandRiver gauge, Cold Creek | 2.65 m | High | −0.02 m | 1 hour ago |
| Commanda Creek near CommandaRiver gauge, Commanda Creek | 1.07 m | Low | +0.04 m | 1 hour ago |
| Conestogo River at Glen AllanRiver gauge, Conestogo River | 0.71 m | Low | −0.01 m | 1 hour ago |
| Credit River at NorvalRiver gauge, Credit River | 2.58 m | Low | +0.02 m | 25 min ago |
| Credit River near CataractRiver gauge, Credit River | 1.36 m | Low | +0.01 m | 1 hour ago |
| Credit River near OrangevilleRiver gauge, Credit River | 11.21 m | High | +0.01 m | 50 min ago |
| Credit River West Branch at NorvalRiver gauge, Credit River West Branch | 2.17 m | Low | +0.01 m | 25 min ago |
| English River at UmfrevilleRiver gauge, English River | 393.83 m | Low | 0.00 m | 1 hour ago |
| Fall River at Outlet of Bennett LakeRiver gauge, Fall River | 1.05 m | High | +0.02 m | 1 hour ago |
| Flanagan River at Outlet of North Spirit LakeRiver gauge, Flanagan River | 28.18 m | Low | −0.01 m | 1 hour ago |
| Fourteen Mile Creek at OakvilleRiver gauge, Fourteen Mile Creek | 1.29 m | Low | +0.01 m | 40 min ago |
| French River at Chaudiere DamRiver gauge, French River | 187.80 m | Low | 0.00 m | 1 hour ago |
| French River at Hartley BayRiver gauge, French River | 177.39 m | Low | +0.06 m | 1 hour ago |
| Golden Creek near Red LakeRiver gauge, Golden Creek | 29.78 m | High | +0.03 m | 1 hour ago |
| Goulais River near SearchmontRiver gauge, Goulais River | 7.45 m | Low | +0.14 m | 1 hour ago |
| Grand River below Shand DamRiver gauge, Grand River | 1.54 m | Low | 0.00 m | 35 min ago |
| Grand River near DoonRiver gauge, Grand River | 4.03 m | Low | +0.01 m | 1 hour ago |
| Grand River near MarsvilleRiver gauge, Grand River | 3.32 m | Low | +0.02 m | 1 hour ago |
| Grindstone Creek at Hidden Valley ParkRiver gauge, Grindstone Creek | 8.35 m | High | +0.01 m | 1 hour ago |
| Hogg Creek near Victoria HarbourRiver gauge, Hogg Creek | 0.56 m | High | +0.06 m | 25 min ago |
| Horner Creek near PrincetonRiver gauge, Horner Creek | 3.25 m | Low | 0.00 m | 40 min ago |
| Humber River at Elder MillsRiver gauge, Humber River | 5.48 m | Low | +0.01 m | 1 hour ago |
| Irvine River near SalemRiver gauge, Irvine River | 1.74 m | Low | +0.04 m | 1 hour ago |
| Jackson Creek at PeterboroughRiver gauge, Jackson Creek | 1.58 m | High | +0.02 m | 25 min ago |
| Kaministiquia River at KaministiquiaRiver gauge, Kaministiquia River | 301.80 m | Low | −0.01 m | 1 hour ago |
| Kawinogans River near Pickle CrowRiver gauge, Kawinogans River | 330.18 m | Low | +0.01 m | 1 hour ago |
| Kenogami River near MammamattawaRiver gauge, Kenogami River | 20.17 m | Low | +0.05 m | 1 hour ago |
| Lakelet Creek near GorrieRiver gauge, Lakelet Creek | 7.16 m | Low | +0.02 m | 1 hour ago |
| Laurel Creek at WaterlooRiver gauge, Laurel Creek | 2.91 m | Low | +0.02 m | 40 min ago |
| Little Current River at Percy LakeRiver gauge, Little Current River | 27.44 m | Low | +0.01 m | 1 hour ago |
| Little Maitland River at BluevaleRiver gauge, Little Maitland River | 6.66 m | Low | 0.00 m | 60 min ago |
| Little Pic River near ColdwellRiver gauge, Little Pic River | 2.23 m | Low | +0.07 m | 55 min ago |
| Little White River below Boland RiverRiver gauge, Little White River | 1.71 m | Low | +0.04 m | 1 hour ago |
| Little White River near BellinghamRiver gauge, Little White River | 2.81 m | Low | +0.03 m | 1 hour ago |
| Lyn Creek near LynRiver gauge, Lyn Creek | 8.02 m | High | +0.03 m | 40 min ago |
| Lyndhurst Creek at LyndhurstRiver gauge, Lyndhurst Creek | 16.63 m | High | +0.07 m | 55 min ago |
| Lynn River at SimcoeRiver gauge, Lynn River | 1.26 m | High | +0.03 m | 1 hour ago |
| Madawaska River at Palmer RapidsRiver gauge, Madawaska River | 1.05 m | Low | +0.02 m | 55 min ago |
| Maitland River above WinghamRiver gauge, Maitland River | 9.93 m | Low | +0.10 m | 60 min ago |
| Maitland River at BenmillerRiver gauge, Maitland River | 1.92 m | Low | −0.02 m | 40 min ago |
| Maitland River near HarristonRiver gauge, Maitland River | 2.25 m | Low | +0.02 m | 40 min ago |
| Mattagami River near TimminsRiver gauge, Mattagami River | 2.16 m | Low | +0.06 m | 35 min ago |
| McGregor Creek near ChathamRiver gauge, McGregor Creek | 1.17 m | High | +0.10 m | 1 hour ago |
| Mill Creek near Red WingRiver gauge, Mill Creek | 5.85 m | Low | +0.04 m | 40 min ago |
| Mimico Creek at IslingtonRiver gauge, Mimico Creek | 5.66 m | High | +0.08 m | 40 min ago |
| Ministic Creek above Agnew LakeRiver gauge, Ministic Creek | 3.18 m | High | +0.04 m | 35 min ago |
| Missinaibi River at MatticeRiver gauge, Missinaibi River | 0.22 m | Low | +0.02 m | 50 min ago |
| Mississagi River at Mississagi ChuteRiver gauge, Mississagi River | 9.77 m | Low | +0.04 m | 1 hour ago |
| Mississippi River below Marble LakeRiver gauge, Mississippi River | 8.57 m | High | +0.05 m | 1 hour ago |
| Moira River near FoxboroRiver gauge, Moira River | 7.16 m | High | +0.01 m | 25 min ago |
| Moira River near TweedRiver gauge, Moira River | 4.32 m | High | 0.00 m | 20 min ago |
| Moon River at Highway No. 400River gauge, Moon River | 0.94 m | Low | +0.01 m | 1 hour ago |
| Moorefield Creek near RothsayRiver gauge, Moorefield Creek | 1.14 m | Low | 0.00 m | 40 min ago |
| Mountsberg Creek below Mountsberg ReservoirRiver gauge, Mountsberg Creek | 1.15 m | High | 0.00 m | 60 min ago |
| Mountsberg Creek near CarlisleRiver gauge, Mountsberg Creek | 2.69 m | High | 0.00 m | 1 hour ago |
| Muskrat River near PembrokeRiver gauge, Muskrat River | 3.72 m | High | +0.05 m | 55 min ago |
| Musquash River at Highway No. 400River gauge, Musquash River | 8.78 m | Low | −0.48 m | 1 hour ago |
| Nagagami River at Highway No. 11River gauge, Nagagami River | 1.40 m | Low | +0.02 m | 1 hour ago |
| Namakan River at Outlet of Lac La CroixRiver gauge, Namakan River | 360.37 m | Low | −0.01 m | 1 hour ago |
| Napanee River at Camden EastRiver gauge, Napanee River | 12.42 m | High | +0.02 m | 1 hour ago |
| Neebing River near IntolaRiver gauge, Neebing River | 27.18 m | Low | +0.01 m | 1 hour ago |
| Niagara River at Fort ErieRiver gauge, Niagara River | 172.57 m | High | +0.31 m | 1 hour ago |
| Nith River above NithburgRiver gauge, Nith River | 10.10 m | High | +0.01 m | 1 hour ago |
| North Magnetawan River near Burk'S FallsRiver gauge, North Magnetawan River | 8.50 m | Low | +0.02 m | 1 hour ago |
| North West Ganaraska River near OsacaRiver gauge, North West Ganaraska River | 2.50 m | High | +0.02 m | 1 hour ago |
| Nottawasaga River at HockleyRiver gauge, Nottawasaga River | 0.69 m | Low | +0.02 m | 1 hour ago |
| Otoskwin River below Badesdawa LakeRiver gauge, Otoskwin River | 34.1 m³/s | Low | +1.50 m³/s | 1 hour ago |
| Ottawa River at MattawaRiver gauge, Ottawa River | 52.30 m | Low | −0.01 m | 60 min ago |
| Ottawa River at ThorneRiver gauge, Ottawa River | 9.56 m | Low | +0.04 m | 1 hour ago |
| Pagwachuan River at Highway No. 11River gauge, Pagwachuan River | 9.53 m | Low | +0.02 m | 1 hour ago |
| Parkhill Creek above Parkhill ReservoirRiver gauge, Parkhill Creek | 10.92 m | High | −0.01 m | 40 min ago |
| Pefferlaw Brook near UdoraRiver gauge, Pefferlaw Brook | 1.25 m | High | −0.02 m | 1 hour ago |
| Pic River near MarathonRiver gauge, Pic River | 1.77 m | Low | +0.04 m | 1 hour ago |
| Pickerel River above Cantin LakeRiver gauge, Pickerel River | 16.76 m | Low | −0.01 m | 1 hour ago |
| Pigeon River at OmemeeRiver gauge, Pigeon River | 248.15 m | High | −0.02 m | 25 min ago |
| Pine River near EverettRiver gauge, Pine River | 0.00 m | Low | +0.03 m | 35 min ago |
| Pretty River at CollingwoodRiver gauge, Pretty River | 1.92 m | Low | +0.05 m | 35 min ago |
| Pukaskwa River below Fox RiverRiver gauge, Pukaskwa River | 3.93 m | Low | +0.05 m | 1 hour ago |
| Rideau River above Rideau FallsRiver gauge, Rideau River | 4.98 m | High | +0.05 m | 20 min ago |
| Ruscom River near Ruscom StationRiver gauge, Ruscom River | 3.92 m | High | +0.04 m | 1 hour ago |
| Salmon River at TamworthRiver gauge, Salmon River | 4.64 m | High | +0.03 m | 40 min ago |
| Salmon River near ShannonvilleRiver gauge, Salmon River | 0.93 m | High | +0.01 m | 25 min ago |
| Sauble River at AllenfordRiver gauge, Sauble River | 4.72 m | Low | +0.01 m | 1 hour ago |
| Sauble River at Sauble FallsRiver gauge, Sauble River | 0.79 m | Low | +0.03 m | 1 hour ago |
| Saugeen River near Port ElginRiver gauge, Saugeen River | 7.54 m | Low | 0.00 m | 60 min ago |
| Schomberg River near SchombergRiver gauge, Schomberg River | 1.32 m | Low | −0.01 m | 1 hour ago |
| Serpent River above Quirke LakeRiver gauge, Serpent River | 5.97 m | Low | +0.02 m | 1 hour ago |
| Serpent River at Highway No. 17River gauge, Serpent River | 7.58 m | Low | +0.03 m | 1 hour ago |
| Severn River at Outlet of Deer LakeRiver gauge, Severn River | 28.36 m | Low | 0.00 m | 1 hour ago |
| Severn River at Outlet of Muskrat Dam LakeRiver gauge, Severn River | 27.23 m | Low | +0.02 m | 30 min ago |
| Silver Creek at OrilliaRiver gauge, Silver Creek | 7.07 m | Low | +0.01 m | 45 min ago |
| Slate River near Thunder BayRiver gauge, Slate River | 25.52 m | Low | +0.01 m | 1 hour ago |
| South Maitland River at RoxboroRiver gauge, South Maitland River | 3.99 m | Low | +0.01 m | 35 min ago |
| South Maitland River at SummerhillRiver gauge, South Maitland River | 9.15 m | Low | 0.00 m | 40 min ago |
| Steel River below Santoy LakeRiver gauge, Steel River | 6.83 m | Low | +0.03 m | 1 hour ago |
| Stokes River near FerndaleRiver gauge, Stokes River | 1.27 m | Low | +0.02 m | 1 hour ago |
| Sturgeon River at Outlet of Salvesen LakeRiver gauge, Sturgeon River | 0.35 m | Low | 0.00 m | 1 hour ago |
| Sturgeon River at Upper Goose FallsRiver gauge, Sturgeon River | 4.49 m | Low | +0.02 m | 1 hour ago |
| Sturgeon River near Glen AftonRiver gauge, Sturgeon River | 93.17 m | Low | +0.02 m | 1 hour ago |
| Tay River in PerthRiver gauge, Tay River | 7.29 m | Low | +0.02 m | 1 hour ago |
| Tay River near BolingbrokeRiver gauge, Tay River | 8.25 m | High | 0.00 m | 60 min ago |
| Teeswater River at TeeswaterRiver gauge, Teeswater River | 1.10 m | Low | +0.02 m | 1 hour ago |
| Teeswater River near PaisleyRiver gauge, Teeswater River | 11.35 m | Low | +0.02 m | 1 hour ago |
| Thames River at InnerkipRiver gauge, Thames River | 7.29 m | Low | 0.00 m | 40 min ago |
| Thessalon River near Poplar DaleRiver gauge, Thessalon River | 1.96 m | Low | +0.09 m | 30 min ago |
| Trout Creek near CampbellfordRiver gauge, Trout Creek | 2.05 m | Low | 0.00 m | 1 hour ago |
| Turkey Creek at South WindsorRiver gauge, Turkey Creek | 4.17 m | High | +0.07 m | 40 min ago |
| Turtle River near Mine CentreRiver gauge, Turtle River | 0.69 m | Low | 0.00 m | 1 hour ago |
| Twelve Mile Creek near Power GlenRiver gauge, Twelve Mile Creek | 5.11 m | High | +0.02 m | 1 hour ago |
| Twenty Mile Creek above SmithvilleRiver gauge, Twenty Mile Creek | 2.90 m | Low | +0.01 m | 40 min ago |
| Venison Creek near WalsinghamRiver gauge, Venison Creek | 6.74 m | Low | +0.05 m | 1 hour ago |
| Veuve River near VernerRiver gauge, Veuve River | 0.45 m | Low | +0.05 m | 1 hour ago |
| Wabigoon River near QuibellRiver gauge, Wabigoon River | 337.05 m | Low | 0.00 m | 1 hour ago |
| Welland River below Caistor CornersRiver gauge, Welland River | 0.87 m | Low | −0.04 m | 1 hour ago |
| White River above Oskabukuta RiverRiver gauge, White River | 26.93 m | Low | 0.00 m | 1 hour ago |
| Whitefish River near StanleyRiver gauge, Whitefish River | 4.06 m | Low | +0.01 m | 1 hour ago |
| Willow Creek near MinesingRiver gauge, Willow Creek | 3.98 m | High | +0.06 m | 1 hour ago |
| Windigo River above Muskrat Dam LakeRiver gauge, Windigo River | 27.91 m | Low | −0.02 m | 1 hour ago |
| Winisk River below Asheweig River TributaryRiver gauge, Winisk River | 22.04 m | Low | −0.01 m | 1 hour ago |
| Winnipeg River above Boundary FallsRiver gauge, Winnipeg River | 299.73 m | Low | −0.08 m | 1 hour ago |
| Winnipeg River below Kenora PowerhouseRiver gauge, Winnipeg River | 316.17 m | Low | +0.03 m | 35 min ago |
| Winnipeg River below Norman Dam and PowerhouseRiver gauge, Winnipeg River | 316.13 m | Low | +0.04 m | 35 min ago |
| Winnipeg River Western Channel near Tunnel IslandRiver gauge, Winnipeg River Western Channel | 1.30 m | Low | +0.04 m | 45 min ago |
| Wolf River at Highway No. 17River gauge, Wolf River | 189.89 m | Low | +0.01 m | 1 hour ago |
| York River near BancroftRiver gauge, York River | 7.54 m | Low | +0.01 m | 1 hour ago |
| Abitibi River at OnakawanaRiver gauge, Abitibi River | 2.63 m | Normal | −0.30 m | 30 min ago |
| Albany River above Fishing Creek IslandRiver gauge, Albany River | 5.58 m | Normal | +0.01 m | 1 hour ago |
| Alder Creek near New DundeeRiver gauge, Alder Creek | 12.89 m | Normal | +0.01 m | 30 min ago |
| Ancaster Creek at AncasterRiver gauge, Ancaster Creek | 0.13 m | Normal | +0.01 m | 25 min ago |
| Atikokan River at AtikokanRiver gauge, Atikokan River | 386.27 m | Normal | 0.00 m | 35 min ago |
| Ausable River near ExeterRiver gauge, Ausable River | 3.34 m | Normal | 0.00 m | 50 min ago |
| Ausable River near ParkhillRiver gauge, Ausable River | 2.05 m | Normal | +0.41 m | 30 min ago |
| Ausable River near SpringbankRiver gauge, Ausable River | 1.83 m | Normal | −0.06 m | 60 min ago |
| Avon River above StratfordRiver gauge, Avon River | 6.24 m | Normal | +0.02 m | 45 min ago |
| Avon River below StratfordRiver gauge, Avon River | 6.39 m | Normal | +0.08 m | 30 min ago |
| Bala Bay at BalaRiver gauge, Bala Bay | 225.20 m | Normal | +0.02 m | 1 hour ago |
| Baltimore Creek at BaltimoreRiver gauge, Baltimore Creek | 1.37 m | Normal | +0.02 m | 30 min ago |
| Baxter Creek at MillbrookRiver gauge, Baxter Creek | 2.43 m | Normal | +0.01 m | 30 min ago |
| Bayfield River near VarnaRiver gauge, Bayfield River | 0.80 m | Normal | +0.01 m | 1 hour ago |
| Bear Creek below BrigdenRiver gauge, Bear Creek | 3.90 m | Normal | +0.01 m | 25 min ago |
| Bear Creek near PetroliaRiver gauge, Bear Creek | 4.12 m | Normal | 0.00 m | 40 min ago |
| Beatty Saugeen River near HolsteinRiver gauge, Beatty Saugeen River | 1.75 m | Normal | +0.05 m | 1 hour ago |
| Beaver Creek near MarmoraRiver gauge, Beaver Creek | 9.19 m | Normal | +0.02 m | 30 min ago |
| Beaver River near BeavertonRiver gauge, Beaver River | 7.90 m | Normal | +0.02 m | 30 min ago |
| Beeton Creek near TottenhamRiver gauge, Beeton Creek | 5.69 m | Normal | +0.01 m | 55 min ago |
| Berens River above Berens LakeRiver gauge, Berens River | 25.51 m | Normal | 0.00 m | 30 min ago |
| Big Carp River near Sault Ste. MarieRiver gauge, Big Carp River | 2.61 m | Normal | +0.14 m | 1 hour ago |
| Big Creek near KelvinRiver gauge, Big Creek | 6.04 m | Normal | +0.02 m | 25 min ago |
| Big Creek near WalsinghamRiver gauge, Big Creek | 4.18 m | Normal | +0.05 m | 1 hour ago |
| Big Otter Creek at TillsonburgRiver gauge, Big Otter Creek | 2.95 m | Normal | 0.00 m | 25 min ago |
| Big Otter Creek near CaltonRiver gauge, Big Otter Creek | 9.84 m | Normal | +0.02 m | 35 min ago |
| Bighead River near StrathavonRiver gauge, Bighead River | 7.19 m | Normal | +0.04 m | 55 min ago |
| Black Creek at MilfordRiver gauge, Black Creek | 1.23 m | Normal | +0.06 m | 60 min ago |
| Black Creek near BradshawRiver gauge, Black Creek | 6.38 m | Normal | 0.00 m | 60 min ago |
| Black Creek near HensallRiver gauge, Black Creek | 5.37 m | Normal | +0.01 m | 25 min ago |
| Black River near VankoughnetRiver gauge, Black River | 8.84 m | Normal | 0.00 m | 45 min ago |
| Black River near WashagoRiver gauge, Black River | 7.42 m | Normal | −0.01 m | 30 min ago |
| Blue Jay Creek near TehkummahRiver gauge, Blue Jay Creek | 7.94 m | Normal | 0.00 m | 1 hour ago |
| Blue Springs Creek near Eden MillsRiver gauge, Blue Springs Creek | 1.76 m | Normal | 0.00 m | 1 hour ago |
| Boyne River at Earl Rowe ParkRiver gauge, Boyne River | 2.85 m | Normal | −0.01 m | 50 min ago |
| Brightsand River at MoberleyRiver gauge, Brightsand River | 26.94 m | Normal | +0.01 m | 30 min ago |
| Bronte Creek at CarlisleRiver gauge, Bronte Creek | 2.50 m | Normal | 0.00 m | 1 hour ago |
| Bronte Creek near ZimmermanRiver gauge, Bronte Creek | 5.85 m | Normal | 0.00 m | 55 min ago |
| Buckshot Creek near PlevnaRiver gauge, Buckshot Creek | 1.57 m | Normal | +0.13 m | 1 hour ago |
| Burnt River at Three Brothers FallsRiver gauge, Burnt River | 7.07 m | Normal | +0.01 m | 1 hour ago |
| Burnt River near Burnt RiverRiver gauge, Burnt River | 3.22 m | Normal | +0.01 m | 60 min ago |
| Camp Creek at Allan ParkRiver gauge, Camp Creek | 3.83 m | Normal | +0.05 m | 60 min ago |
| Canard River near LukervilleRiver gauge, Canard River | 1.54 m | Normal | 0.00 m | 1 hour ago |
| Carrick Creek near CarlsruheRiver gauge, Carrick Creek | 1.69 m | Normal | +0.03 m | 60 min ago |
| Catfish Creek at AylmerRiver gauge, Catfish Creek | 2.94 m | Normal | +0.02 m | 45 min ago |
| Catfish Creek near SpartaRiver gauge, Catfish Creek | 0.38 m | Normal | +0.03 m | 25 min ago |
| Chippewa Creek at North BayRiver gauge, Chippewa Creek | 13.31 m | Normal | +0.09 m | 25 min ago |
| Chukuni River near Ear FallsRiver gauge, Chukuni River | 4.32 m | Normal | +0.03 m | 1 hour ago |
| Clare River near BogartRiver gauge, Clare River | 1.69 m | Normal | +0.03 m | 1 hour ago |
| Clyde River at Gordon RapidsRiver gauge, Clyde River | 2.97 m | Normal | +0.03 m | 1 hour ago |
| Cobourg Brook at CobourgRiver gauge, Cobourg Brook | 6.45 m | Normal | +0.02 m | 60 min ago |
| Coldwater River at ColdwaterRiver gauge, Coldwater River | 1.23 m | Normal | +0.03 m | 45 min ago |
| Conestogo River at St. JacobsRiver gauge, Conestogo River | 0.29 m | Normal | +0.01 m | 55 min ago |
| Coniston Creek above Wanapitei RiverRiver gauge, Coniston Creek | 1.11 m | Normal | +0.02 m | 1 hour ago |
| Consecon Creek at AllisonvilleRiver gauge, Consecon Creek | 1.08 m | Normal | +0.02 m | 1 hour ago |
| Cooksville Creek near CooksvilleRiver gauge, Cooksville Creek | 1.98 m | Normal | +0.06 m | 55 min ago |
| Corbett Creek near MurilloRiver gauge, Corbett Creek | 5.82 m | Normal | +0.01 m | 50 min ago |
| Credit River at Boston MillsRiver gauge, Credit River | 3.83 m | Normal | +0.02 m | 60 min ago |
| Credit River at StreetsvilleRiver gauge, Credit River | 4.47 m | Normal | +0.04 m | 40 min ago |
| Credit River Erin Branch above ErinRiver gauge, Credit River Erin Branch | 2.06 m | Normal | +0.03 m | 1 hour ago |
| Credit River Erin Branch at HillsburghRiver gauge, Credit River Erin Branch | 1.92 m | Normal | +0.01 m | 40 min ago |
| Crowe River at MarmoraRiver gauge, Crowe River | 10.26 m | Normal | +0.01 m | 1 hour ago |
| Crowe River near Glen AldaRiver gauge, Crowe River | 12.37 m | Normal | +0.03 m | 1 hour ago |
| Current River at StepstoneRiver gauge, Current River | 1.92 m | Normal | 0.00 m | 50 min ago |
| Dingman Creek below LambethRiver gauge, Dingman Creek | 4.88 m | Normal | +0.01 m | 1 hour ago |
| Dodd Creek below Paynes MillsRiver gauge, Dodd Creek | 1.51 m | Normal | +0.02 m | 45 min ago |
| Don River at TodmordenRiver gauge, Don River | 12.23 m | Normal | +0.09 m | 25 min ago |
| Don River East Branch near ThornhillRiver gauge, Don River East Branch | 2.04 m | Normal | +0.02 m | 1 hour ago |
| Don River West Branch at York MillsRiver gauge, Don River West Branch | 0.67 m | Normal | +0.11 m | 25 min ago |
| Driftwood River at MonteithRiver gauge, Driftwood River | 260.96 m | Normal | −0.01 m | 1 hour ago |
| Duffins Creek at AjaxRiver gauge, Duffins Creek | 0.79 m | Normal | +0.02 m | 40 min ago |
| East Humber River at King CreekRiver gauge, East Humber River | 1.29 m | Normal | +0.02 m | 45 min ago |
| East Humber River near Pine GroveRiver gauge, East Humber River | 2.07 m | Normal | +0.02 m | 1 hour ago |
| East Sixteen Mile Creek near OmaghRiver gauge, East Sixteen Mile Creek | 1.47 m | Normal | −0.03 m | 40 min ago |
| Ekwan River below North Washagami RiverRiver gauge, Ekwan River | 22.85 m | Normal | −0.01 m | 1 hour ago |
| Eramosa River above GuelphRiver gauge, Eramosa River | 8.58 m | Normal | +0.01 m | 1 hour ago |
| Etobicoke Creek below Queen Elizabeth HighwayRiver gauge, Etobicoke Creek | 3.58 m | Normal | +0.10 m | 45 min ago |
| Fairchild Creek near BrantfordRiver gauge, Fairchild Creek | 1.47 m | Normal | 0.00 m | 1 hour ago |
| Fish Creek near Prospect HillRiver gauge, Fish Creek | 3.32 m | Normal | −0.01 m | 25 min ago |
| French River at Dry Pine BayRiver gauge, French River | 0.87 m | Normal | +0.08 m | 1 hour ago |
| French River at Wolseley BayRiver gauge, French River | 186.73 m | Normal | +0.10 m | 1 hour ago |
| French River below Portage DamRiver gauge, French River | 91.6 m³/s | Normal | +0.10 m³/s | 1 hour ago |
| Ganaraska River above DaleRiver gauge, Ganaraska River | 0.99 m | Normal | +0.02 m | 1 hour ago |
| Ganaraska River near OsacaRiver gauge, Ganaraska River | 0.41 m | Normal | +0.03 m | 25 min ago |
| Garry River near AlexandriaRiver gauge, Garry River | 81.51 m | Normal | +0.02 m | 40 min ago |
| Grand River at BrantfordRiver gauge, Grand River | 0.25 m | Normal | 0.00 m | 40 min ago |
| Grand River at GaltRiver gauge, Grand River | 0.73 m | Normal | +0.03 m | 45 min ago |
| Grand River at West MontroseRiver gauge, Grand River | 11.12 m | Normal | +0.01 m | 50 min ago |
| Gravel River near CaversRiver gauge, Gravel River | 3.32 m | Normal | +0.03 m | 1 hour ago |
| Grindstone Creek near MillgroveRiver gauge, Grindstone Creek | 2.26 m | Normal | +0.02 m | 45 min ago |
| Groundhog River at FauquierRiver gauge, Groundhog River | 29.32 m | Normal | +0.07 m | 1 hour ago |
| Gull River at NorlandRiver gauge, Gull River | 3.76 m | Normal | 0.00 m | 25 min ago |
| Hawkestone Creek at HawkestoneRiver gauge, Hawkestone Creek | 2.19 m | Normal | +0.03 m | 25 min ago |
| Head River near SebrightRiver gauge, Head River | 8.97 m | Normal | +0.04 m | 40 min ago |
| Highland Creek near West HillRiver gauge, Highland Creek | 6.04 m | Normal | +0.07 m | 25 min ago |
| Hoards Creek near WellmanRiver gauge, Hoards Creek | 3.17 m | Normal | 0.00 m | 1 hour ago |
| Holland River East Branch at Holland LandingRiver gauge, Holland River East Branch | 7.54 m | Normal | +0.05 m | 50 min ago |
| Humber River at Highway No. 9River gauge, Humber River | 2.23 m | Normal | +0.01 m | 60 min ago |
| Humber River at WestonRiver gauge, Humber River | 2.23 m | Normal | +0.02 m | 20 min ago |
| Humber River near PalgraveRiver gauge, Humber River | 8.23 m | Normal | −0.30 m | 1 hour ago |
| Hunsburger Creek near Wilmot CentreRiver gauge, Hunsburger Creek | 0.90 m | Normal | +0.02 m | 60 min ago |
| Indian River above Hope Mill DamRiver gauge, Indian River | 9.74 m | Normal | 0.00 m | 25 min ago |
| Indian River below Hope Mill DamRiver gauge, Indian River | 7.33 m | Normal | 0.00 m | 25 min ago |
| Innisfil Creek near AllistonRiver gauge, Innisfil Creek | 1.99 m | Normal | +0.03 m | 55 min ago |
| Ivanhoe River at FoleyetRiver gauge, Ivanhoe River | 12.0 m³/s | Normal | −0.60 m³/s | 55 min ago |
| Junction Creek at SudburyRiver gauge, Junction Creek | 0.98 m | Normal | +0.05 m | 1 hour ago |
| Junction Creek below Kelley LakeRiver gauge, Junction Creek | 2.81 m | Normal | +0.02 m | 1 hour ago |
| Kaministiquia River at West Fort WilliamRiver gauge, Kaministiquia River | 183.21 m | Normal | +0.06 m | 1 hour ago |
| Kamiskotia River above Enid CreekRiver gauge, Kamiskotia River | 6.21 m | Normal | +0.09 m | 1 hour ago |
| Kapuskasing River at KapuskasingRiver gauge, Kapuskasing River | 4.52 m | Normal | +0.14 m | 1 hour ago |
| Kettle Creek above St. ThomasRiver gauge, Kettle Creek | 5.64 m | Normal | +0.03 m | 45 min ago |
| Kettle Creek at St. ThomasRiver gauge, Kettle Creek | 6.11 m | Normal | +0.03 m | 40 min ago |
| La Vase River at North BayRiver gauge, La Vase River | 10.82 m | Normal | +0.11 m | 1 hour ago |
| Little Ausable River near Lucan CrossingRiver gauge, Little Ausable River | 2.59 m | Normal | −0.01 m | 35 min ago |
| Little French River at Okikendawt IslandRiver gauge, Little French River | 19.4 m³/s | Normal | +0.50 m³/s | 1 hour ago |
| Little River at WindsorRiver gauge, Little River | 1.23 m | Normal | +0.04 m | 20 min ago |
| Little Rouge Creek near Locust HillRiver gauge, Little Rouge Creek | 10.22 m | Normal | 0.00 m | 1 hour ago |
| Little Sturgeon River below Booth LakeRiver gauge, Little Sturgeon River | 2.60 m | Normal | +0.06 m | 1 hour ago |
| Long-Legged River below Long-Legged LakeRiver gauge, Long-Legged River | 28.49 m | Normal | 0.00 m | 1 hour ago |
| Lucknow River at LucknowRiver gauge, Lucknow River | 6.42 m | Normal | +0.02 m | 40 min ago |
| Lynde Creek at BrooklinRiver gauge, Lynde Creek | 4.83 m | Normal | +0.02 m | 25 min ago |
| Lynde Creek near WhitbyRiver gauge, Lynde Creek | 8.12 m | Normal | +0.04 m | 20 min ago |
| Mackie Creek near HamptonRiver gauge, Mackie Creek | 2.85 m | Normal | +0.02 m | 40 min ago |
| Mad River at AveningRiver gauge, Mad River | 1.07 m | Normal | +0.05 m | 35 min ago |
| Magnetawan River near EmsdaleRiver gauge, Magnetawan River | 7.51 m | Normal | +0.01 m | 55 min ago |
| Magpie River at Esnagi LakeRiver gauge, Magpie River | 3.42 m | Normal | +0.05 m | 1 hour ago |
| Maitland River below WinghamRiver gauge, Maitland River | 0.87 m | Normal | +0.05 m | 60 min ago |
| Mattawishkwia River at HearstRiver gauge, Mattawishkwia River | 4.91 m | Normal | +0.03 m | 60 min ago |
| McKenzie Creek near CaledoniaRiver gauge, McKenzie Creek | 1.21 m | Normal | +0.01 m | 25 min ago |
| McVicar Creek at Thunder BayRiver gauge, McVicar Creek | 4.98 m | Normal | +0.02 m | 1 hour ago |
| Medway River at LondonRiver gauge, Medway River | 3.64 m | Normal | −0.03 m | 1 hour ago |
| Middle Thames River at ThamesfordRiver gauge, Middle Thames River | 8.87 m | Normal | 0.00 m | 1 hour ago |
| Millhaven Creek near MillhavenRiver gauge, Millhaven Creek | 2.05 m | Normal | +0.02 m | 1 hour ago |
| Missinaibi River below Waboose RiverRiver gauge, Missinaibi River | 24.55 m | Normal | +0.01 m | 35 min ago |
| Mississippi River at AppletonRiver gauge, Mississippi River | 1.72 m | Normal | +0.06 m | 60 min ago |
| Mississippi River at Fergusons FallsRiver gauge, Mississippi River | 3.05 m | Normal | +0.03 m | 1 hour ago |
| Mississippi River at Outlet of Dalhousie LakeRiver gauge, Mississippi River | 6.26 m | Normal | +0.04 m | 1 hour ago |
| Moira River near DeloroRiver gauge, Moira River | 1.39 m | Normal | +0.02 m | 1 hour ago |
| Mollie River at Highway No. 144River gauge, Mollie River | 8.85 m | Normal | +0.04 m | 1 hour ago |
| Moose Creek at LevackRiver gauge, Moose Creek | 1.09 m | Normal | 0.00 m | 1 hour ago |
| Moose River above Moose RiverRiver gauge, Moose River | 87.88 m | Normal | +0.07 m | 35 min ago |
| Mountjoy River near TimminsRiver gauge, Mountjoy River | 93.84 m | Normal | +0.10 m | 1 hour ago |
| Nanticoke Creek at NanticokeRiver gauge, Nanticoke Creek | 12.23 m | Normal | +0.02 m | 60 min ago |
| Neebing River near Thunder BayRiver gauge, Neebing River | 184.43 m | Normal | +0.02 m | 1 hour ago |
| Nipigon River below Alexander Generating StationRiver gauge, Nipigon River | 26.61 m | Normal | −0.02 m | 1 hour ago |
| Nith River at New HamburgRiver gauge, Nith River | 1.60 m | Normal | 0.00 m | 1 hour ago |
| Nith River near CanningRiver gauge, Nith River | 3.19 m | Normal | +0.02 m | 1 hour ago |
| North Branch Muskoka River at Port SydneyRiver gauge, North Branch Muskoka River | 0.90 m | Normal | +0.07 m | 1 hour ago |
| North Current River near Thunder BayRiver gauge, North Current River | 27.96 m | Normal | +0.05 m | 50 min ago |
| North French River near the MouthRiver gauge, North French River | 24.14 m | Normal | −0.01 m | 35 min ago |
| North Magnetawan River above Pickerel LakeRiver gauge, North Magnetawan River | 1.41 m | Normal | +0.01 m | 1 hour ago |
| North Penetangore River at KincardineRiver gauge, North Penetangore River | 1.30 m | Normal | +0.01 m | 60 min ago |
| North River at the FallsRiver gauge, North River | 0.80 m | Normal | 0.00 m | 60 min ago |
| North Thames River at St. MarysRiver gauge, North Thames River | 2.94 m | Normal | 0.00 m | 40 min ago |
| North Thames River below Fanshawe DamRiver gauge, North Thames River | 6.24 m | Normal | 0.00 m | 20 min ago |
| North Thames River near MitchellRiver gauge, North Thames River | 3.63 m | Normal | +0.02 m | 40 min ago |
| North Thames River near ThorndaleRiver gauge, North Thames River | 1.53 m | Normal | −0.01 m | 12 hours ago |
| Nottawasaga River near AllistonRiver gauge, Nottawasaga River | 6.76 m | Normal | +0.03 m | 40 min ago |
| Nottawasaga River near BaxterRiver gauge, Nottawasaga River | 5.49 m | Normal | +0.03 m | 45 min ago |
| Nottawasaga River near EdenvaleRiver gauge, Nottawasaga River | 4.41 m | Normal | +0.01 m | 1 hour ago |
| Ogoki River above Whiteclay LakeRiver gauge, Ogoki River | 1.83 m | Normal | 0.00 m | 1 hour ago |
| Onaping River near LevackRiver gauge, Onaping River | 1.18 m | Normal | +0.02 m | 1 hour ago |
| Oshawa Creek at OshawaRiver gauge, Oshawa Creek | 2.31 m | Normal | +0.02 m | 20 min ago |
| Oswego Creek at CanboroughRiver gauge, Oswego Creek | 2.21 m | Normal | +0.01 m | 1 hour ago |
| Otonabee River near Robinsons IslandRiver gauge, Otonabee River | 7.36 m | Normal | +0.05 m | 25 min ago |
| Ottawa River at BritanniaRiver gauge, Ottawa River | 57.86 m | Normal | +0.07 m | 1 hour ago |
| Ouse River at NorwoodRiver gauge, Ouse River | 6.93 m | Normal | 0.00 m | 25 min ago |
| Ouse River near WestwoodRiver gauge, Ouse River | 12.50 m | Normal | 0.00 m | 1 hour ago |
| Oxbow Creek near KilworthRiver gauge, Oxbow Creek | 4.71 m | Normal | −0.01 m | 1 hour ago |
| Pashkokogan River at Outlet of Pashkokogan LakeRiver gauge, Pashkokogan River | 27.23 m | Normal | +0.01 m | 1 hour ago |
| Perch Creek at SarniaRiver gauge, Perch Creek | 2.70 m | Normal | +0.20 m | 1 hour ago |
| Petawawa River near PetawawaRiver gauge, Petawawa River | 2.36 m | Normal | +0.05 m | 1 hour ago |
| Pigeon River near LotusRiver gauge, Pigeon River | 2.69 m | Normal | +0.01 m | 45 min ago |
| Pinewood River at Highway No. 617River gauge, Pinewood River | 10.59 m | Normal | +0.01 m | 1 hour ago |
| Proctors Creek near BrightonRiver gauge, Proctors Creek | 1.09 m | Normal | +0.02 m | 20 min ago |
| Rainy River above Lake of the WoodsRiver gauge, Rainy River | 97.32 m | Normal | +0.03 m | 35 min ago |
| Rainy River at Point Park Site No.1River gauge, Rainy River | 337.38 m | Normal | 0.00 m | 55 min ago |
| Rainy River at Point Park Site No.2River gauge, Rainy River | 337.37 m | Normal | 0.00 m | 55 min ago |
| Rainy River at Rainy RiverRiver gauge, Rainy River | 322.84 m | Normal | +0.07 m | 1 hour ago |
| Rawdon Creek near West HuntingdonRiver gauge, Rawdon Creek | 1.32 m | Normal | 0.00 m | 1 hour ago |
| Reynolds Creek near PutnamRiver gauge, Reynolds Creek | 5.66 m | Normal | +0.11 m | 45 min ago |
| Roseberry River above Roseberry LakesRiver gauge, Roseberry River | 29.83 m | Normal | 0.00 m | 1 hour ago |
| Rouge River near MarkhamRiver gauge, Rouge River | 3.37 m | Normal | +0.06 m | 30 min ago |
| Salt Creek near CodringtonRiver gauge, Salt Creek | 1.72 m | Normal | 0.00 m | 1 hour ago |
| Saugeen River above DurhamRiver gauge, Saugeen River | 1.21 m | Normal | +0.05 m | 25 min ago |
| Saugeen River near WalkertonRiver gauge, Saugeen River | 9.39 m | Normal | +0.04 m | 1 hour ago |
| Severn River above Wasdell FallsRiver gauge, Severn River | 7.14 m | Normal | 0.00 m | 55 min ago |
| Severn River near Mill IslandRiver gauge, Severn River | 6.89 m | Normal | 0.00 m | 60 min ago |
| Shamattawa River at Outlet of Shamattawa LakeRiver gauge, Shamattawa River | 27.47 m | Normal | −0.04 m | 1 hour ago |
| Shelter Valley Brook near GraftonRiver gauge, Shelter Valley Brook | 0.78 m | Normal | +0.02 m | 35 min ago |
| Silver Creek at SeaforthRiver gauge, Silver Creek | 5.75 m | Normal | +0.02 m | 60 min ago |
| Silver Creek near GrovesendRiver gauge, Silver Creek | 4.31 m | Normal | +0.01 m | 35 min ago |
| Sixteen Mile Creek at MiltonRiver gauge, Sixteen Mile Creek | 1.16 m | Normal | +0.01 m | 40 min ago |
| Skootamatta River near ActinoliteRiver gauge, Skootamatta River | 3.03 m | Normal | +0.01 m | 45 min ago |
| South Parkhill Creek near ParkhillRiver gauge, South Parkhill Creek | 1.82 m | Normal | −0.02 m | 50 min ago |
| South Saugeen River near HanoverRiver gauge, South Saugeen River | 1.48 m | Normal | +0.01 m | 35 min ago |
| Speed River at CambridgeRiver gauge, Speed River | 0.68 m | Normal | +0.02 m | 40 min ago |
| Speed River below GuelphRiver gauge, Speed River | 0.63 m | Normal | +0.01 m | 55 min ago |
| Speed River near Armstrong MillsRiver gauge, Speed River | 1.06 m | Normal | 0.00 m | 40 min ago |
| Spencer Creek at DundasRiver gauge, Spencer Creek | 6.06 m | Normal | +0.03 m | 25 min ago |
| Spencer Creek at Highway No. 5River gauge, Spencer Creek | 0.55 m | Normal | 0.00 m | 20 min ago |
| St. Marys River near Garden RiverRiver gauge, St. Marys River | 23.85 m | Normal | −0.20 m | 50 min ago |
| Stoney Creek at LondonRiver gauge, Stoney Creek | 7.07 m | Normal | 35 min ago | |
| Sturgeon River at McDougall MillsRiver gauge, Sturgeon River | 28.75 m | Normal | 0.00 m | 1 hour ago |
| Sydenham River at FlorenceRiver gauge, Sydenham River | 3.17 m | Normal | −0.01 m | 1 hour ago |
| Sydenham River at StrathroyRiver gauge, Sydenham River | 1.85 m | Normal | −0.01 m | 45 min ago |
| Sydenham River at WallaceburgRiver gauge, Sydenham River | 5.21 m | Normal | +0.01 m | 40 min ago |
| Sydenham River near AlvinstonRiver gauge, Sydenham River | 10.59 m | Normal | −0.01 m | 24 hours ago |
| Tatachikapika River near TimminsRiver gauge, Tatachikapika River | 94.14 m | Normal | +0.08 m | 35 min ago |
| Thames River at ByronRiver gauge, Thames River | 1.85 m | Normal | 0.00 m | 60 min ago |
| Thames River at ChathamRiver gauge, Thames River | 1.61 m | Normal | +0.10 m | 30 min ago |
| Thames River at IngersollRiver gauge, Thames River | 1.28 m | Normal | +0.01 m | 40 min ago |
| Thames River at ThamesvilleRiver gauge, Thames River | 10.95 m | Normal | −0.03 m | 55 min ago |
| Thames River near DuttonRiver gauge, Thames River | 3.82 m | Normal | −0.04 m | 1 hour ago |
| Thames River near EalingRiver gauge, Thames River | 0.48 m | Normal | 0.00 m | 35 min ago |
| Trent River at Lower Glen RossRiver gauge, Trent River | 4.53 m | Normal | −0.08 m | 60 min ago |
| Trent River at TrentonRiver gauge, Trent River | 8.55 m | Normal | −0.08 m | 1 hour ago |
| Trent River at Upper Glen RossRiver gauge, Trent River | 4.48 m | Normal | +0.08 m | 60 min ago |
| Tricks Creek near ClintonRiver gauge, Tricks Creek | 6.36 m | Normal | +0.03 m | 1 hour ago |
| Trout Creek near FairviewRiver gauge, Trout Creek | 11.37 m | Normal | +0.01 m | 35 min ago |
| Trout Creek near St. MarysRiver gauge, Trout Creek | 5.76 m | Normal | 0.00 m | 1 hour ago |
| Troutlake River below Woman RiverRiver gauge, Troutlake River | 32.80 m | Normal | 0.00 m | 1 hour ago |
| Twenty Mile Creek at Balls FallsRiver gauge, Twenty Mile Creek | 5.55 m | Normal | 0.00 m | 1 hour ago |
| Uxbridge Brook near UxbridgeRiver gauge, Uxbridge Brook | 2.82 m | Normal | +0.02 m | 60 min ago |
| Vermilion River near Val CaronRiver gauge, Vermilion River | 2.87 m | Normal | +0.01 m | 1 hour ago |
| West Duffins Creek above Green RiverRiver gauge, West Duffins Creek | 2.21 m | Normal | +0.02 m | 45 min ago |
| West Highland Creek near Scarborough VillageRiver gauge, West Highland Creek | 2.45 m | Normal | +0.04 m | 1 hour ago |
| West Humber River at Highway No. 7River gauge, West Humber River | 2.71 m | Normal | +0.02 m | 40 min ago |
| Whitefish River at NolaluRiver gauge, Whitefish River | 0.53 m | Normal | +0.01 m | 50 min ago |
| Whitemans Creek near Mount VernonRiver gauge, Whitemans Creek | 1.14 m | Normal | 0.00 m | 40 min ago |
| Whitesand River above Schreiber at Minova MineRiver gauge, Whitesand River | 3.14 m | Normal | 0.00 m | 1 hour ago |
| Whitson River at ChelmsfordRiver gauge, Whitson River | 8.76 m | Normal | +0.01 m | 50 min ago |
| Whitson River at Val CaronRiver gauge, Whitson River | 7.39 m | Normal | +0.03 m | 60 min ago |
| Wilmot Creek near LeskardRiver gauge, Wilmot Creek | 1.15 m | Normal | +0.01 m | 1 hour ago |
| Wilmot Creek near NewcastleRiver gauge, Wilmot Creek | 3.53 m | Normal | +0.01 m | 35 min ago |
| Winnipeg River at Darlington BayRiver gauge, Winnipeg River | 316.14 m | Normal | +0.04 m | 1 hour ago |
| Winnipeg River at MinakiRiver gauge, Winnipeg River | 315.99 m | Normal | +0.01 m | 1 hour ago |
| Wye River near WyevaleRiver gauge, Wye River | 1.14 m | Normal | +0.03 m | 1 hour ago |
| Young Creek near VittoriaRiver gauge, Young Creek | 11.70 m | Normal | +0.01 m | 1 hour ago |
| Black Creek at LimehouseRiver gauge, Black Creek | 8.15 m | No reference yet | +0.02 m | 1 hour ago |
| Centreville Creek near Albion HillsRiver gauge, Centreville Creek | 0.53 m | No reference yet | +0.02 m | 60 min ago |
| Conestogo River near BosworthRiver gauge, Conestogo River | 4.10 m | No reference yet | 0.00 m | 40 min ago |
| Mattawa River below Bouillon LakeRiver gauge, Mattawa River | 8.45 m | No reference yet | +0.05 m | 60 min ago |
| Minisinakwa River near GogamaRiver gauge, Minisinakwa River | 348.70 m | No reference yet | +0.01 m | 7 hours ago |
| Montreal River at Mountain ChutesRiver gauge, Montreal River | 2.43 m | No reference yet | +0.05 m | 1 hour ago |
| Montreal River near Mowat LandingRiver gauge, Montreal River | 98.28 m | No reference yet | +0.01 m | 1 hour ago |
| Winnipeg River at Manito SipiRiver gauge, Winnipeg River | 299.54 m | No reference yet | −0.02 m | 7 hours ago |
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