| Station: | Lake Tana | Continent: | Africa | ||
| River: | Blue Nile | Major Basin : | Nile | ||
| Country: | Ethiopia | Discharge into : | Mediterranean Sea | ||
| Observation Period: | 1969 - 1975 | Total Months: | 80 | ||
| Latitude (dec deg): | 11.51 N | Area (km2): | |||
| Longitude (dec deg): | 37.45 E | Elevation (m): | |||
| Annual Discharge: (m3/s): | 202.0 | (km3/yr): | 6.1 | ||
| Annual Runoff: (l/s/km2): | 0.0 | (mm/yr): | 0.0 |
| Mean for Observation Period | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| m3/sec | 112.7 | 76.2 | 48.4 | 25.0 | 15.6 | 13.0 | 51.6 | 273.1 | 625.3 | 550.3 | 328.0 | 208.5 |
| km3/mo | 0.3 | 0.2 | 0.1 | 0.1 | 0.0 | 0.0 | 0.1 | 0.7 | 1.6 | 1.5 | 0.9 | 0.6 |
| mm/mo | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| l/s/km2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
