Pecatonica River in Wisconsin
Around here
Around Pecatonica River
Public land: USGS PAD-US
About this river
Pecatonica River is a 44.7 mile river. Streamflow is measured at the USGS gauge Pecatonica River at Darlington, WI (site 05432500). The National Hydrography Dataset places it at stream order 5. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1939 to 2026
Pecatonica River typically runs highest in March, at a median 214 cfs, and lowest in January, at 107 cfs. The highest flow on record for any single day is 11,200 cfs, in 1950.
Show the numbers
| Month | Typical (cfs) | Usual range (cfs) |
|---|---|---|
| January | 107 | 78 to 171 |
| February | 118 | 81 to 187 |
| March | 214 | 130 to 376 |
| April | 206 | 136 to 326 |
| May | 184 | 114 to 274 |
| June | 172 | 106 to 302 |
| July | 148 | 90 to 238 |
| August | 133 | 82 to 191 |
| September | 126 | 84 to 181 |
| October | 124 | 82 to 174 |
| November | 123 | 88 to 192 |
| December | 114 | 82 to 170 |
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 86 years of record. Statistics published by the US Geological Survey for Pecatonica River at Darlington, WI (site 05432500). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
Boat access nearby
2 mapped launches sit in the mapped area of Pecatonica River, all of them public access. Ramp data comes from the USGS national boat-ramp inventory.
Embed this gauge on your site
Paste this snippet anywhere, an outfitter page, a club site, a trip report, to show Pecatonica 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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