About this river
Whiterocks River is a 6.0 mile stream near Dinosaur River Expeditions in Utah. Streamflow is measured at the USGS gauge Whiterocks River near Whiterocks, UT (site 09299500). The National Hydrography Dataset places it at stream order 4. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1930 to 2026
Whiterocks River typically runs highest in June, at a median 286 cfs, and lowest in February, at 26 cfs. The highest flow on record for any single day is 2,300 cfs, in 1983.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 28 | 24 to 32 | |
| February | 26 | 22 to 30 | |
| March | 26 | 23 to 30 | |
| April | 38 | 31 to 48 | |
| May | 228 | 121 to 351 | |
| June | 286 | 161 to 489 | |
| July | 156 | 114 to 192 | |
| August | 113 | 80 to 150 | |
| September | 81 | 61 to 116 | |
| October | 56 | 46 to 81 | |
| November | 41 | 34 to 53 | |
| December | 32 | 27 to 38 |
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 97 years of record. Statistics published by the US Geological Survey for Whiterocks River near Whiterocks, UT (site 09299500). 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 Whiterocks 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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