| Station: | Agaliya | Continent: | Asia | ||
| River: | Gin Ganga | Major Basin : | Indian Ocean | ||
| Country: | Sri Lanka | Discharge into : | |||
| Observation Period: | 1927 - 1986 | Total Months: | 708 | ||
| Latitude (dec deg): | 6.18 N | Area (km2): | 681 | ||
| Longitude (dec deg): | 80.19 E | Elevation (m): | 0 | ||
| Annual Discharge: (m3/s): | 61.7 | (km3/yr): | 1.9 | ||
| Annual Runoff: (l/s/km2): | 90.6 | (mm/yr): | 2857.7 |
| Mean for Observation Period | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| m3/sec | 37.6 | 29.6 | 35.7 | 58.0 | 100.2 | 79.8 | 52.2 | 44.9 | 52.7 | 91.4 | 91.4 | 65.1 |
| km3/mo | 0.1 | 0.1 | 0.1 | 0.2 | 0.3 | 0.2 | 0.1 | 0.1 | 0.1 | 0.2 | 0.2 | 0.2 |
| mm/mo | 147.9 | 105.2 | 140.5 | 220.8 | 394.0 | 303.7 | 205.1 | 176.5 | 200.7 | 359.4 | 347.7 | 256.1 |
| l/s/km2 | 55.2 | 43.5 | 52.5 | 85.2 | 147.1 | 117.2 | 76.6 | 65.9 | 77.4 | 134.2 | 134.1 | 95.6 |
