| Station: | Kumchang | Continent: | Asia | ||
| River: | Amnokgang | Major Basin : | Korea Bay - Yellow Sea | ||
| Country: | North Korea | Discharge into : | Pacific Ocean | ||
| Observation Period: | 1976 - 1984 | Total Months: | 108 | ||
| Latitude (dec deg): | 41.53 N | Area (km2): | 18245 | ||
| Longitude (dec deg): | 127.13 E | Elevation (m): | 416 | ||
| Annual Discharge: (m3/s): | 129.3 | (km3/yr): | 4.1 | ||
| Annual Runoff: (l/s/km2): | 7.1 | (mm/yr): | 223.7 |
| Mean for Observation Period | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| m3/sec | 24.0 | 22.1 | 39.1 | 151.9 | 233.3 | 203.6 | 258.6 | 326.2 | 123.2 | 73.9 | 54.8 | 32.7 |
| km3/mo | 0.1 | 0.1 | 0.1 | 0.4 | 0.6 | 0.5 | 0.7 | 0.9 | 0.3 | 0.2 | 0.1 | 0.1 |
| mm/mo | 3.5 | 2.9 | 5.7 | 21.6 | 34.3 | 28.9 | 38.0 | 47.9 | 17.5 | 10.9 | 7.8 | 4.8 |
| l/s/km2 | 1.3 | 1.2 | 2.1 | 8.3 | 12.8 | 11.2 | 14.2 | 17.9 | 6.8 | 4.1 | 3.0 | 1.8 |
