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Big Carp River near Sault Ste. Marie water level

River gauge, Big Carp River, Ontario, Canada

Directions

Right now

Normal for mid-October

Water level

2.46m Down 0.01 m over the last 24 hours

Flow
0.01 m³/s
2.3 2.5 2.7 3.0

History

History
2.32.52.8mOct 12Oct 14Oct 16Oct 18Oct 192.32.52.8mOct 12Oct 16Oct 19
2.32.52.8mSep 19Sep 27Oct 4Oct 12Oct 192.32.52.8mSep 19Oct 4Oct 19
2.02.53.03.5mOct 2025Jan 2026Apr 2026Jul 2026Oct 20262.02.53.03.5mOct 2025Apr 2026Oct 2026
2.02.53.03.5mJanMarMayJulSepNov20262.02.53.03.5mJanAprJulOct2026

20252026

Water level Normal range (10–90 %)

What this means

The gauge at Big Carp River near Sault Ste. Marie reads 2.46 m, a normal level for mid-October.

The median for mid-October is 2.56 m, based on 21 years of readings, so the water level is 0.10 m below typical. On the same day last year the reading was 2.59 m, a difference of −0.13 m.

The level is falling, down 0.01 m over the past 24 hours. Over the past 30 days it has moved between 2.41 m and 2.67 m.

Fall is often low-water season on rivers, until steadier rain returns.

Compared with 21 years of daily readings for this time of year. How to read levels

Key numbers

Median for this date
2.56 m0.10 m below the median for this date
Normal for this date
2.28 m – 2.93 m8 years in 10 fall in this range (21 years of records)
Same day last year
2.59 m−0.13 m
Lowest and highest in 30 days
2.41 m – 2.67 m
Lowest and highest in 12 months
2.40 m – 2.99 m

Conditions at Big Carp River near Sault Ste. Marie

Paddlers should check the trend as well as the level; summer storms can raise rivers quickly.

Flood advisories come from the provincial river forecast centre.

Weather at the gauge

Rain in the last 3 days: 10 mm. Rain that falls upstream can take hours or days to show up at a river gauge.

19 Mon 16° 7° – Wind 13 km/h
20 Tue 14° 3° – Wind 17 km/h
21 Wed 17° 4° – Wind 11 km/h
22 Thu 17° 7° – Wind 9 km/h
23 Fri 16° 8° – Wind 21 km/h
24 Sat 19° 10° – Wind 19 km/h
25 Sun 16° 10° 0.6 mm Wind 20 km/h

Forecast: Open-Meteo

Sunrise 08:01 AM Sunset 06:46 PM Daylight 10 hr, 44 min First quarter 62%

Map

Nearby gauges

Gauge Level Compared with normal 24 hours Distance
St. Marys River at Sault Ste. Marie, OntarioRiver gauge, St. Marys River 86,500 cfs Normal −10,700.0 cfs 7 mi
Root River at Sault Ste. MarieRiver gauge, Root River 13.00 m Very high −0.03 m 15 km
St. Marys River near Garden RiverRiver gauge, St. Marys River 24.10 m Normal −0.09 m 26 km
Goulais River near Kirby'S CornerRiver gauge, Goulais River 2.71 m Very low −0.01 m 26 km
Pine River near RudyardRiver gauge, Pine River 1.11 ft Below flood stage −0.07 ft 24 mi
Goulais River near SearchmontRiver gauge, Goulais River 7.35 m Low −0.03 m 54 km
Batchawana River near BatchawanaRiver gauge, Batchawana River 2.18 m Low ±0 54 km
Thessalon River near Poplar DaleRiver gauge, Thessalon River 1.89 m Very low −0.02 m 58 km

Questions and answers

Is the Big Carp River near Sault Ste. Marie higher than last year?

No, it is 0.13 m lower than on the same day last year, when the reading was 2.59 m.

What is a normal level for the Big Carp River near Sault Ste. Marie in mid-October?

The median for mid-October is 2.56 m. In 8 years out of 10 the reading falls between 2.28 m and 2.93 m, based on 21 years of records.

Is the river level the same as the depth of the water?

No. The reading is measured from a fixed zero mark at the gauge, so 2.46 m on the gauge does not mean the water is that deep.

What is the water level of Big Carp River near Sault Ste. Marie today?

On Oct 19, 2026, 03:20 PM EDT, the water level was 2.46 m. Down 0.01 m over the last 24 hours.

Is Big Carp River near Sault Ste. Marie rising or falling?

Down 0.01 m over the last 24 hours. Down 0.16 m over the last 7 days.

Is the level of Big Carp River near Sault Ste. Marie normal?

Normal for mid-October. Compared with 21 years of daily readings for this time of year.

How often is this data updated?

Environment and Climate Change Canada – Water Survey of Canada publishes a new reading every hour. This page refreshes within minutes of each update.

For specialists

Station codes, datum, parameters, data quality and downloads
Operator
Environment and Climate Change Canada – Water Survey of Canada
Station code
eccc:02BF004 (Agency page)
Coordinates
46.51589, -84.46518 (WGS84)
Vertical datum
station datum (assumed datum)
Update interval
every hour
Licence
Open Government Licence – Canada. Contains information licensed under the Open Government Licence – Canada

Published series

ParameterLast valueTime (UTC)Quality
Water level 2.46 m 2026-10-19 19:20 Provisional
Flow 0.01 m³/s 2026-10-18 22:50 Provisional

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How to cite

Environment and Climate Change Canada – Water Survey of Canada: Big Carp River near Sault Ste. Marie (eccc:02BF004). Accessed October 19, 2026 via Nivelmap, https://nivelmap.com/en/canada/ontario/big-carp-river-near-sault-ste-marie

How we check values

Each reading is stored as published. We hold back values that jump faster than physically plausible and show the measurement time with every value.