| Station: | Upington | Continent: | Africa | ||
| River: | Orange | Major Basin : | Orange | ||
| Country: | South Africa | Discharge into : | Atlantic Ocean | ||
| Observation Period: | 1974 - 1986 | Total Months: | 145 | ||
| Latitude (dec deg): | 28.69 S | Area (km2): | 36456 | ||
| Longitude (dec deg): | 21.08 E | Elevation (m): | |||
| Annual Discharge: (m3/s): | 216.9 | (km3/yr): | 6.9 | ||
| Annual Runoff: (l/s/km2): | 6.0 | (mm/yr): | 188.7 |
| Mean for Observation Period | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| m3/sec | 243.2 | 526.0 | 427.2 | 262.1 | 206.6 | 137.0 | 119.3 | 123.9 | 112.4 | 129.3 | 166.3 | 187.5 |
| km3/mo | 0.7 | 1.3 | 1.1 | 0.7 | 0.6 | 0.4 | 0.3 | 0.3 | 0.3 | 0.3 | 0.4 | 0.5 |
| mm/mo | 17.9 | 34.9 | 31.4 | 18.6 | 15.2 | 9.7 | 8.8 | 9.1 | 8.0 | 9.5 | 11.8 | 13.8 |
| l/s/km2 | 6.7 | 14.4 | 11.7 | 7.2 | 5.7 | 3.8 | 3.3 | 3.4 | 3.1 | 3.5 | 4.6 | 5.1 |
