Walser's Eyes to the Sky Guide Service LLC
Rock River near Walser's Eyes to the Sky Guide Service LLC
About this river
Rock River is a 2.5 mile river near Walser's Eyes to the Sky Guide Service LLC in Wisconsin. Streamflow is measured at the USGS gauge Rock River at Horicon, WI (site 05424057). The National Hydrography Dataset places it at stream order 6. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1998 to 2025
Rock River typically runs highest in April, at a median 817 cfs, and lowest in October, at 81 cfs. The highest flow on record for any single day is 3,810 cfs, in 2008.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 149 | 88 to 242 | |
| February | 178 | 56 to 383 | |
| March | 733 | 393 to 1,110 | |
| April | 817 | 516 to 1,235 | |
| May | 508 | 265 to 861 | |
| June | 381 | 167 to 649 | |
| July | 133 | 50 to 463 | |
| August | 88 | 41 to 207 | |
| September | 83 | 32 to 189 | |
| October | 81 | 45 to 165 | |
| November | 174 | 81 to 309 | |
| December | 172 | 93 to 293 |
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 27 years of record. Statistics published by the US Geological Survey for Rock River at Horicon, WI (site 05424057). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
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Paste this snippet anywhere, an outfitter page, a club site, a trip report, to show Rock 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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