Arkansas River at Murray Dam near Little Rock, AR: flow right now vs. normal
Loading…Latest USGS reading
—flow right now
—of typical for this month
—gage height
The Arkansas River at Murray Dam near Little Rock, AR gauge has averaged 51,600 cfs over 10 years of monthly records. Flow is usually highest in May (125,100 cfs) and lowest in September (19,138 cfs).
Typical flow by month
Highest in May (125,100 cfs), lowest in September (19,138 cfs).
Key figures
- Average flow
- 51,600 cfs
- Highest peak on record
- 536,000 cfs
- Year of that peak
- 1943
- Drainage area
- 158,138 sq mi
- Years of records
- 10
- Gauge elevation
- 224 ft
- River
- Arkansas River
- County
- Pulaski
- State
- Arkansas
Monthly numbers
| Month | Average | Median | Lowest | Highest |
|---|---|---|---|---|
| Jan | 44,586 cfs | 27,000 cfs | 7,670 cfs | 115,000 cfs |
| Feb | 45,778 cfs | 44,600 cfs | 8,800 cfs | 92,600 cfs |
| Mar | 68,656 cfs | 69,500 cfs | 16,800 cfs | 146,000 cfs |
| Apr | 73,911 cfs | 73,150 cfs | 29,150 cfs | 127,500 cfs |
| May | 125,100 cfs | 133,000 cfs | 30,600 cfs | 189,000 cfs |
| Jun | 92,422 cfs | 83,500 cfs | 11,750 cfs | 234,000 cfs |
| Jul | 50,222 cfs | 18,400 cfs | 10,100 cfs | 164,000 cfs |
| Aug | 26,533 cfs | 20,600 cfs | 8,500 cfs | 71,000 cfs |
| Sep | 19,138 cfs | 15,120 cfs | 3,490 cfs | 42,750 cfs |
| Oct | 24,914 cfs | 11,300 cfs | 2,540 cfs | 66,600 cfs |
| Nov | 25,814 cfs | 14,150 cfs | 6,040 cfs | 74,650 cfs |
| Dec | 21,766 cfs | 23,000 cfs | 5,340 cfs | 42,500 cfs |
Monthly averages of daily flow over the gauge's record. Lowest and highest are the extreme monthly averages for that month.
How Arkansas River at Murray Dam near Little Rock, AR compares in Arkansas
- Arkansas River at Murray Dam near Little Rock, AR ranks #1 of 101 gauges in Arkansas in this dataset by average flow.
- That places it in the top 1% in Arkansas by average flow.
- The median average flow of gauges in Arkansas is 232 cfs.
- Among all 2,293 gauges in the dataset, Arkansas River at Murray Dam near Little Rock, AR ranks #11 by average flow.
Data: U.S. Geological Survey (USGS) (public domain, U.S. federal data).· Updated 2026-11-02 · Text generated from the data and checked against it.
Live values are provisional USGS data. Measurements only, not a safety assessment — for flood warnings see the National Weather Service. Official page: USGS 07263450.