| Station: | Kayes | Continent: | Africa | ||
| River: | Niari | Major Basin : | Kouilou | ||
| Country: | Congo | Discharge into : | |||
| Observation Period: | 1969 - 1983 | Total Months: | 180 | ||
| Latitude (dec deg): | 4.16 S | Area (km2): | 17190 | ||
| Longitude (dec deg): | 13.3 E | Elevation (m): | 115 | ||
| Annual Discharge: (m3/s): | 315.1 | (km3/yr): | 9.9 | ||
| Annual Runoff: (l/s/km2): | 18.3 | (mm/yr): | 578.0 |
| Mean for Observation Period | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| m3/sec | 435.1 | 405.4 | 400.7 | 477.5 | 449.5 | 229.7 | 148.6 | 119.2 | 109.1 | 134.3 | 381.2 | 497.1 |
| km3/mo | 1.2 | 1.0 | 1.1 | 1.2 | 1.2 | 0.6 | 0.4 | 0.3 | 0.3 | 0.4 | 1.0 | 1.3 |
| mm/mo | 67.8 | 57.1 | 62.4 | 72.0 | 70.0 | 34.6 | 23.2 | 18.6 | 16.4 | 20.9 | 57.5 | 77.5 |
| l/s/km2 | 25.3 | 23.6 | 23.3 | 27.8 | 26.2 | 13.4 | 8.6 | 6.9 | 6.3 | 7.8 | 22.2 | 28.9 |
