About this river
Colorado River is a 9.3 mile river near Rimrock Adventures in Colorado. Streamflow is measured at the USGS gauge Colorado River near Colorado-utah State Line (site 09163500). The National Hydrography Dataset places it at stream order 9. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1951 to 2026
Colorado River typically runs highest in June, at a median 15,300 cfs, and lowest in January, at 2,950 cfs. The highest flow on record for any single day is 68,300 cfs, in 1984.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 2,950 | 2,400 to 3,770 | |
| February | 2,970 | 2,410 to 3,820 | |
| March | 3,260 | 2,610 to 4,240 | |
| April | 4,325 | 3,235 to 6,545 | |
| May | 12,100 | 7,400 to 17,700 | |
| June | 15,300 | 7,785 to 22,250 | |
| July | 4,690 | 2,810 to 7,740 | |
| August | 3,400 | 2,410 to 4,460 | |
| September | 3,630 | 2,830 to 4,455 | |
| October | 3,830 | 3,100 to 4,730 | |
| November | 3,575 | 2,980 to 4,490 | |
| December | 3,200 | 2,510 to 4,070 |
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 75 years of record. Statistics published by the US Geological Survey for Colorado River near Colorado-utah State Line (site 09163500). 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 Colorado 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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