About this river
Williams Fork is a 9.0 mile river near Indian Peaks Marina and Restaurant in Colorado. Streamflow is measured at the USGS gauge Williams Fork near Parshall, CO (site 09037500). The National Hydrography Dataset places it at stream order 6. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1905 to 2026
Williams Fork typically runs highest in June, at a median 548 cfs, and lowest in February, at 35 cfs. The highest flow on record for any single day is 2,520 cfs, in 1918.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 36 | 32 to 42 | |
| February | 35 | 30 to 40 | |
| March | 37 | 32 to 43 | |
| April | 69 | 54 to 99 | |
| May | 252 | 136 to 367 | |
| June | 548 | 337 to 736 | |
| July | 99 | 43 to 219 | |
| August | 67 | 35 to 101 | |
| September | 53 | 30 to 75 | |
| October | 55 | 45 to 71 | |
| November | 49 | 41 to 58 | |
| December | 41 | 35 to 47 |
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 112 years of record. Statistics published by the US Geological Survey for Williams Fork near Parshall, CO (site 09037500). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
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Paste this snippet anywhere, an outfitter page, a club site, a trip report, to show Williams Fork'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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