About this river
Ocheyedan River is a 25.7 mile river near Oak Hill Marina in Iowa. Streamflow is measured at the USGS gauge Ocheyedan River near Spencer, IA (site 06605000). The National Hydrography Dataset places it at stream order 5. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1978 to 2026
Ocheyedan River typically runs highest in April, at a median 330 cfs, and lowest in September, at 36 cfs. The highest flow on record for any single day is 17,200 cfs, in 2024.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 37 | 12 to 74 | |
| February | 49 | 9.7 to 94 | |
| March | 147 | 59 to 434 | |
| April | 330 | 130 to 591 | |
| May | 324 | 145 to 619 | |
| June | 298 | 154 to 597 | |
| July | 130 | 71 to 304 | |
| August | 53 | 32 to 124 | |
| September | 36 | 17 to 109 | |
| October | 41 | 18 to 221 | |
| November | 56 | 22 to 182 | |
| December | 49 | 20 to 129 |
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 49 years of record. Statistics published by the US Geological Survey for Ocheyedan River near Spencer, IA (site 06605000). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
Boat access nearby
6 mapped launches sit in the mapped area of Ocheyedan River. 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 Ocheyedan 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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