About this river
Bear River is a 31.2 mile river near Marina Rentals in Utah. Streamflow is measured at the USGS gauge Bear River at Border, WY (site 10039500). The National Hydrography Dataset places it at stream order 7. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1938 to 2026
Bear River typically runs highest in June, at a median 862 cfs, and lowest in September, at 126 cfs. The highest flow on record for any single day is 4,840 cfs, in 1983.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 150 | 120 to 198 | |
| February | 160 | 127 to 218 | |
| March | 251 | 177 to 371 | |
| April | 449 | 247 to 905 | |
| May | 705 | 326 to 1,480 | |
| June | 862 | 380 to 1,655 | |
| July | 385 | 228 to 631 | |
| August | 161 | 116 to 255 | |
| September | 126 | 89 to 207 | |
| October | 163 | 113 to 215 | |
| November | 181 | 144 to 244 | |
| December | 160 | 129 to 212 |
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 88 years of record. Statistics published by the US Geological Survey for Bear River at Border, WY (site 10039500). 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 Bear 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 Bear 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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