About this river
Grand River is an 11.3 mile river near U-Rent-Em Canoe Livery in Michigan. Streamflow is measured at the USGS gauge Grand River at Ionia, MI (site 04116000). The National Hydrography Dataset places it at stream order 7. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1931 to 2026
Grand River typically runs highest in March, at a median 3,730 cfs, and lowest in September, at 634 cfs. The highest flow on record for any single day is 24,700 cfs, in 2013.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 1,660 | 1,000 to 2,830 | |
| February | 1,700 | 1,000 to 3,040 | |
| March | 3,730 | 2,510 to 5,500 | |
| April | 3,645 | 2,515 to 4,955 | |
| May | 2,370 | 1,560 to 3,500 | |
| June | 1,380 | 940 to 2,205 | |
| July | 830 | 573 to 1,320 | |
| August | 682 | 502 to 996 | |
| September | 634 | 441 to 960 | |
| October | 744 | 536 to 1,290 | |
| November | 1,160 | 720 to 1,940 | |
| December | 1,600 | 930 to 2,630 |
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 75 years of record. Statistics published by the US Geological Survey for Grand River at Ionia, MI (site 04116000). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
Boat access nearby
2 mapped launches sit in the mapped area of Grand River, all of them public access. Ramp data comes from the USGS national boat-ramp inventory.
- SaranacGrand RiverPublic
- Fulton Street BridgeGrand RiverPublic
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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