About this river
Oak Creek is a 30.8 mile river near MoPro Guide Service in South Dakota. Streamflow is measured at the USGS gauge Oak Creek near Rattlesnake Butte near Wakpala, SD (site 06354881). The National Hydrography Dataset places it at stream order 6. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
2016 to 2026
Oak Creek typically runs highest in April, at a median 17 cfs, and lowest in September, at 1.1 cfs. The highest flow on record for any single day is 2,640 cfs, in 2019.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 2.3 | 0.6 to 6.3 | |
| February | 4.2 | 0.5 to 20 | |
| March | 16 | 3.8 to 85 | |
| April | 17 | 4.3 to 55 | |
| May | 15 | 7.5 to 40 | |
| June | 4.5 | 2.1 to 9.7 | |
| July | 3.0 | 1.4 to 9.2 | |
| August | 2.0 | 0.7 to 8.0 | |
| September | 1.1 | 0.2 to 7.8 | |
| October | 2.9 | 1.5 to 5.8 | |
| November | 3.2 | 1.6 to 5.8 | |
| December | 1.8 | 0.8 to 5.8 |
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 10 years of record. Statistics published by the US Geological Survey for Oak Creek near Rattlesnake Butte near Wakpala, SD (site 06354881). 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 Oak Creek. Ramp data comes from the USGS national boat-ramp inventory.
- Grand RiverPublic
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Paste this snippet anywhere, an outfitter page, a club site, a trip report, to show Oak 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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