About this river
Arkansas River is a 34.8 mile river near Rock Town River Outfitters Marina in Arkansas. Streamflow is measured at the USGS gauge Arkansas River at Murray Dam near Little Rock, AR (site 07263450). The National Hydrography Dataset places it at stream order 10. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
2016 to 2025
Arkansas River typically runs highest in May, at a median 148,000 cfs, and lowest in September, at 10,650 cfs. The highest flow on record for any single day is 516,000 cfs, in 2019.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 31,000 | 12,600 to 79,400 | |
| February | 47,100 | 15,600 to 84,150 | |
| March | 52,500 | 26,900 to 104,000 | |
| April | 73,600 | 39,650 to 105,500 | |
| May | 148,000 | 59,400 to 179,000 | |
| June | 74,900 | 30,100 to 166,000 | |
| July | 25,500 | 11,400 to 91,300 | |
| August | 20,400 | 10,800 to 38,000 | |
| September | 10,650 | 5,535 to 32,500 | |
| October | 14,100 | 4,770 to 51,700 | |
| November | 13,150 | 7,165 to 47,350 | |
| December | 14,500 | 7,870 to 33,900 |
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 9 years of record. Statistics published by the US Geological Survey for Arkansas River at Murray Dam near Little Rock, AR (site 07263450). 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.
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