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Grant River Tubin' Co.

Platte River near Potosi, WI

River40.8 mi
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Around here

Around Platte River

Grant River4.3 miRustic Barn Campground & RV Park8.9 mi5 mi

Data Source: Recreation.gov · Source: USGS GNIS · Public land: USGS PAD-US · Forest roads: USDA Forest Service MVUM · BLM routes and areas: Bureau of Land Management (simplified for web display)

About this river

Platte River is a 40.8 mile river near Grant River Tubin' Co. in Wisconsin. Streamflow is measured at the USGS gauge Platte River near Rockville, WI (site 05414000). The National Hydrography Dataset places it at stream order 6. Reach geometry comes from the USGS National Hydrography Dataset.

Typical flow by month

1935 to 2026

Platte River typically runs highest in March, at a median 105 cfs, and lowest in January, at 60 cfs. The highest flow on record for any single day is 7,830 cfs, in 1950.

Show the numbers
Typical flow by month at Platte River near Rockville, WI, in cfs
MonthTypical (cfs)Usual range (cfs)
January6045 to 82
February6247 to 88
March10568 to 176
April10466 to 152
May9461 to 135
June8860 to 148
July7954 to 124
August7450 to 106
September7349 to 99
October6847 to 93
November7049 to 100
December6245 to 87

Typical is the median of each month’s daily median values, and the usual range runs from the median 25th to the median 75th percentile, across about 91 years of record. Statistics published by the US Geological Survey for Platte River near Rockville, WI (site 05414000). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.

Boat access nearby

One mapped launch sits in the mapped area of Platte River. Ramp data comes from the USGS national boat-ramp inventory.

  • Banfield BridgePlatte RiverPublic

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Put Platte River on your wall

This river section as an art print, drawn over the real terrain with its miles, plus the trails, roads and peaks around it. Pick the colors and the size, and see the finished print before you buy. From $39, shipping included.

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