Wisconsin River in Wisconsin
Around here
Around Wisconsin River
Source: USGS GNIS · Public land: USGS PAD-US
About this river
Wisconsin River is a 34.0 mile river. Streamflow is measured at the USGS gauge Wisconsin River at Merrill, WI (site 05395000). The National Hydrography Dataset places it at stream order 7. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1903 to 2026
Wisconsin River typically runs highest in April, at a median 3,935 cfs, and lowest in August, at 1,820 cfs. The highest flow on record for any single day is 36,400 cfs, in 1941.
Show the numbers
| Month | Typical (cfs) | Usual range (cfs) |
|---|---|---|
| January | 2,030 | 1,640 to 2,460 |
| February | 1,940 | 1,600 to 2,340 |
| March | 2,000 | 1,620 to 2,580 |
| April | 3,935 | 2,530 to 6,320 |
| May | 2,910 | 1,980 to 4,390 |
| June | 2,280 | 1,750 to 3,545 |
| July | 1,930 | 1,520 to 2,450 |
| August | 1,820 | 1,390 to 2,250 |
| September | 1,910 | 1,470 to 2,530 |
| October | 1,910 | 1,460 to 2,780 |
| November | 2,085 | 1,570 to 2,860 |
| December | 2,100 | 1,620 to 2,590 |
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 122 years of record. Statistics published by the US Geological Survey for Wisconsin River at Merrill, WI (site 05395000). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
Boat access nearby
8 mapped launches sit in the mapped area of Wisconsin River. Ramp data comes from the USGS national boat-ramp inventory.
- Plank HillWisconsin RiverRestricted
- Jim Freeman Memorial ParkWisconsin RiverPublic
- Riverside ParkWisconsin RiverRestricted
- Nepco Lake County ParkOnemile Creek - Nepco LakePublic
- Wisconsin River DriveWisconsin RiverPublic
- South Wood County ParkWazeecha LakePublic
- Ben Hanson ParkWisconsin RiverPublic
- Reddin RoadWisconsin RiverRestricted
Embed this gauge on your site
Paste this snippet anywhere, an outfitter page, a club site, a trip report, to show Wisconsin River's live streamflow, water level and 7-day trend. It reads the USGS gauge directly, updates itself, and links back here.
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