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Rock River at Newville water level

River gauge, Rock River, Wisconsin, United States

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Right now

Below flood stage

Water level

2.64ft Up 0.12 ft over the last 24 hours

Flow
2,020 cfs
3 5 8 Highest onrecord 8.51 ft Minor floodstage 6.50 ft

History

History
2.62.72.82.9ftOct 16Oct 16Oct 17Oct 18Oct 192.62.72.82.9ftOct 16Oct 17Oct 19
Water level Minor flood stage

What this means

The Rock River at Newville is at 2.64 ft, in the normal range.

It is 3.86 ft below the flood stage of 6.50 ft.

It has risen 0.12 ft over the past 24 hours. There is still 3.86 ft of room before flood stage. In the last month it has stayed between 2.52 ft and 3.07 ft.

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

Judged against the official flood stage for this gauge. How to read levels

Key numbers

Highest on record
8.51 ftApril 23, 2013

Floating and fishing near Rock River at Newville

Normal flows mean predictable rapids and good access at most put-ins.

Flood stage here is 6.50 ft, 3.86 ft above the current reading. Beyond it, the National Weather Service also defines moderate and major flood stages.

What happens at each level

8.00 ft
Floodwaters surround some homes near East Mallwood Dr and across eastern Newville. Floodwaters affect a riverside restaurant and its parking lot on the south side of the river. Boat slips at two Newville marinas are under water and water surrounds fuel tanks at one marina. Dallman Park is flooded at Charley Bluff on the SE side of Lake Koshkonong. About 4 miles downstream, floodwaters flow over and cover Indianford Dam. Downstream in Janesville, Traxler park off of Memorial Drive is flooded and closed.
7.50 ft
Floodwaters surround some homes near East Mallwood Drive and are into yards and roads across eastern Newville. Floodwaters affect a riverside restaurant and its parking lot on the south side of the river.
6.50 ft
Floodwaters are in the back yards of homes and businesses near east Mallwood Road Drive in Newville.
5.50 ft
Water is into some of the lowest back yards in the Newville area.
4.50 ft
There is minor lowland flooding in the Newville area.
2.64 ft
Right now

Impact statements from the U.S. National Weather Service.

Highest crests on record

RankLevelDate
18.51 ftApril 23, 2013
27.99 ftApril 17, 2013
37.79 ftSeptember 12, 2018
47.61 ftApril 25, 2026
57.60 ftMarch 25, 2019
67.26 ftOctober 15, 2018
77.25 ftOctober 20, 2018
87.14 ftOctober 15, 2019
97.14 ftOctober 14, 2019
107.10 ftOctober 12, 2019

Weather at the gauge

The forecast is not available right now.

Sunrise 07:15 AM Sunset 06:09 PM Daylight 10 hr, 54 min First quarter 61%

Map

Other gauges on the Rock River

Gauge Level Compared with normal 24 hours Distance
Rock River at HoriconRiver gauge, Rock River 257 cfs Normal +46.0 cfs 47 mi
Rock River at Tweedy St. at HustisfordRiver gauge, Rock River 7.95 ft No reference yet +0.03 ft 42 mi
Rock River near LebanonRiver gauge, Rock River 7.09 ft Very high ±0 37 mi
Rock River at WatertownRiver gauge, Rock River 2.38 ft Below flood stage +0.02 ft 29 mi
Rock River at JeffersonRiver gauge, Rock River 4.77 ft Below flood stage −0.05 ft 16 mi
Rock River at Fort AtkinsonRiver gauge, Rock River 11.53 ft Below flood stage −0.14 ft 11 mi
Rock River at AftonRiver gauge, Rock River 5.46 ft Below flood stage ±0 15 mi
Rock River at RocktonRiver gauge, Rock River 5.32 ft High +0.05 ft 26 mi
Rock River at Latham ParkRiver gauge, Rock River 5.29 ft High −0.04 ft 32 mi
Rock River at Auburn St at RockfordRiver gauge, Rock River 3.21 ft Normal −0.04 ft 37 mi
Rock River above Dam at RockfordRiver gauge, Rock River 2.66 ft High −0.02 ft 39 mi
Rock River at ByronRiver gauge, Rock River 7.12 ft Normal −0.06 ft 50 mi

Nearby gauges

Gauge Level Compared with normal 24 hours Distance
Lake Koshkonong near NewvilleLake, Lake Koshkonong 776.25 ft Normal −0.07 ft 4.5 mi
Yahara River near FultonRiver gauge, Yahara River 4.57 ft Below flood stage +0.01 ft 8 mi
Badfish Creek near CooksvilleRiver gauge, Badfish Creek 110 cfs Normal +3.0 cfs 9 mi
Yahara River @ Forton Street Bridge @ StoughtonRiver gauge 252 cfs Normal −12.0 cfs 12 mi
Lake Kegonsa at Barber Drive near StoughtonLake, Lake Kegonsa 3.20 ft Normal +0.01 ft 16 mi
Turtle Creek at Carvers Rock Road near ClintonRiver gauge, Turtle Creek 3.94 ft Below flood stage −0.03 ft 19 mi
Lake Waubesa at Mc FarlandLake, Lake Waubesa 4.57 ft Low +0.04 ft 19 mi

Questions and answers

What is flood stage for the Rock River at Newville?

The official flood stage is 6.50 ft. The level is currently 3.86 ft below it.

Is gage height the same as water depth?

No. Gage height is measured from a fixed reference point chosen by the agency, so a reading of 10 ft does not mean the river is 10 ft deep.

What is the water level of Rock River at Newville today?

On Oct 19, 2026, 01:00 PM CDT, the water level was 2.64 ft. Up 0.12 ft over the last 24 hours.

Is Rock River at Newville rising or falling?

Up 0.12 ft over the last 24 hours.

Is the level of Rock River at Newville normal?

Below flood stage. Judged against the official flood stage for this gauge.

What is the highest water level ever recorded at Rock River at Newville?

The highest level on record is 8.51 ft on April 23, 2013.

How often is this data updated?

The U.S. Geological Survey publishes a new reading every 15 minutes. This page refreshes within minutes of each update.

For specialists

Station codes, datum, parameters, data quality and downloads
Operator
U.S. Geological Survey
Station code
usgs:05427530 (Agency page)
Coordinates
42.83000, -89.02139 (WGS84)
Vertical datum
NAVD88
Update interval
every 15 minutes
Licence
Public domain. Data: U.S. Geological Survey (USGS), provisional data subject to revision

Published series

ParameterLast valueTime (UTC)Quality
Water level 2.64 ft 2026-10-19 18:00 Provisional
Flow 2,020 cfs 2026-10-19 18:00 Provisional

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How to cite

U.S. Geological Survey: Rock River at Newville (usgs:05427530). Accessed October 19, 2026 via Nivelmap, https://nivelmap.com/en/united-states/wisconsin/rock-river-at-newville

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.