About this river
Turtle Creek is a 12.5 mile river near Rocktown Adventures of Rockford in Illinois. Streamflow is measured at the USGS gauge Turtle Creek at Carvers Rock Road near Clinton, WI (site 05431486). 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
Turtle Creek typically runs highest in March, at a median 159 cfs, and lowest in August, at 69 cfs. The highest flow on record for any single day is 6,400 cfs, in 1973.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 87 | 59 to 133 | |
| February | 86 | 58 to 151 | |
| March | 159 | 104 to 263 | |
| April | 145 | 98 to 226 | |
| May | 114 | 77 to 175 | |
| June | 96 | 62 to 174 | |
| July | 77 | 52 to 130 | |
| August | 69 | 50 to 116 | |
| September | 71 | 49 to 115 | |
| October | 84 | 57 to 132 | |
| November | 93 | 67 to 137 | |
| December | 93 | 64 to 139 |
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 Turtle Creek at Carvers Rock Road near Clinton, WI (site 05431486). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
Boat access nearby
3 mapped launches sit in the mapped area of Turtle Creek, all of them public access. Ramp data comes from the USGS national boat-ramp inventory.
- Wooton ParkRock RiverPublic
- Armstrong Eddy ParkRock RiverPublic
- Preservation ParkRock RiverPublic
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Paste this snippet anywhere, an outfitter page, a club site, a trip report, to show Turtle Creek'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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