| Station: | Little Rock, Arkansas | Continent: | North America | ||
| River: | Arkansas | Major Basin : | Mississippi | ||
| Country: | United States | Discharge into : | Atlantic Ocean | ||
| Observation Period: | 1927 - 1984 | Total Months: | 675 | ||
| Latitude (dec deg): | 34.75 N | Area (km2): | 409453 | ||
| Longitude (dec deg): | 92.26 W | Elevation (m): | 68 | ||
| Annual Discharge: (m3/s): | 1063.2 | (km3/yr): | 33.6 | ||
| Annual Runoff: (l/s/km2): | 2.6 | (mm/yr): | 82.0 |
| Mean for Observation Period | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| m3/sec | 907.9 | 1061.9 | 1322.8 | 1698.1 | 2044.3 | 1619.9 | 955.3 | 469.2 | 495.0 | 670.5 | 771.2 | 769.7 |
| km3/mo | 2.4 | 2.6 | 3.5 | 4.4 | 5.5 | 4.2 | 2.6 | 1.3 | 1.3 | 1.8 | 2.0 | 2.1 |
| mm/mo | 5.9 | 6.3 | 8.7 | 10.7 | 13.4 | 10.3 | 6.2 | 3.1 | 3.1 | 4.4 | 4.9 | 5.0 |
| l/s/km2 | 2.2 | 2.6 | 3.2 | 4.1 | 5.0 | 4.0 | 2.3 | 1.1 | 1.2 | 1.6 | 1.9 | 1.9 |
