About this river
Grand River is a 6.9 mile river near Gun Lake Boat Rentals & Marina in Michigan. Streamflow is measured at the USGS gauge Grand River at State Hwy M-11 at Grandville, MI (site 04119070). The National Hydrography Dataset places it at stream order 7. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
2019 to 2026
Grand River typically runs highest in April, at a median 6,360 cfs, and lowest in September, at 2,020 cfs. The highest flow on record for any single day is 30,000 cfs, in 2020.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 3,870 | 3,100 to 5,510 | |
| February | 3,120 | 2,315 to 7,445 | |
| March | 6,280 | 5,440 to 8,030 | |
| April | 6,360 | 5,430 to 11,500 | |
| May | 4,510 | 3,500 to 5,500 | |
| June | 3,215 | 2,150 to 5,550 | |
| July | 2,910 | 2,070 to 4,270 | |
| August | 2,360 | 1,860 to 3,090 | |
| September | 2,020 | 1,690 to 2,605 | |
| October | 2,450 | 1,720 to 4,910 | |
| November | 3,100 | 2,105 to 5,180 | |
| December | 3,590 | 2,160 to 5,190 |
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 7 years of record. Statistics published by the US Geological Survey for Grand River at State Hwy M-11 at Grandville, MI (site 04119070). 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.
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.
See every free widget you can put on your site, including live conditions and a 7 day forecast.
