About this river
Arkansas River is a 12.1 mile river near Twin Lakes Adventures in Colorado. Streamflow is measured at the USGS gauge Arkansas River at Granite, CO. (site 07086000). The National Hydrography Dataset places it at stream order 7. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1910 to 2007
Arkansas River typically runs highest in June, at a median 1,200 cfs, and lowest in February, at 80 cfs. The highest flow on record for any single day is 4,990 cfs, in 1957.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 82 | 69 to 107 | |
| February | 80 | 70 to 110 | |
| March | 93 | 77 to 131 | |
| April | 171 | 126 to 234 | |
| May | 534 | 377 to 793 | |
| June | 1,200 | 905 to 1,590 | |
| July | 777 | 534 to 1,060 | |
| August | 465 | 304 to 720 | |
| September | 186 | 139 to 273 | |
| October | 137 | 113 to 182 | |
| November | 114 | 95 to 140 | |
| December | 92 | 76 to 120 |
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 98 years of record. Statistics published by the US Geological Survey for Arkansas River at Granite, CO. (site 07086000). 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 Arkansas 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.
