About this river
Grand River is a 27.4 mile river near Lucky Strike in Ohio. Streamflow is measured at the USGS gauge Grand River near Painesville OH (site 04212100). The National Hydrography Dataset places it at stream order 6. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1975 to 2026
Grand River typically runs highest in March, at a median 1,280 cfs, and lowest in September, at 61 cfs. The highest flow on record for any single day is 22,500 cfs, in 2006.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 750 | 390 to 1,820 | |
| February | 860 | 390 to 1,890 | |
| March | 1,280 | 662 to 2,640 | |
| April | 978 | 500 to 2,080 | |
| May | 404 | 174 to 980 | |
| June | 187 | 82 to 588 | |
| July | 100 | 46 to 294 | |
| August | 63 | 33 to 202 | |
| September | 61 | 28 to 267 | |
| October | 160 | 69 to 431 | |
| November | 568 | 198 to 1,405 | |
| December | 1,090 | 548 to 2,070 |
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 51 years of record. Statistics published by the US Geological Survey for Grand River near Painesville OH (site 04212100). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
Embed this gauge on your site
Paste this snippet anywhere, an outfitter page, a club site, a trip report, to show Grand 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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