| Station: | Dettifoss | Continent: | Europe | ||
| River: | Jokulsa | Major Basin : | Norwegian Sea | ||
| Country: | Iceland | Discharge into : | Greenland Sea | ||
| Observation Period: | 1965 - 1979 | Total Months: | 168 | ||
| Latitude (dec deg): | 65.83 N | Area (km2): | 7000 | ||
| Longitude (dec deg): | 16.41 W | Elevation (m): | 320 | ||
| Annual Discharge: (m3/s): | 175.4 | (km3/yr): | 5.5 | ||
| Annual Runoff: (l/s/km2): | 25.1 | (mm/yr): | 790.5 |
| Mean for Observation Period | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| m3/sec | 108.4 | 108.1 | 112.5 | 148.9 | 200.2 | 231.5 | 275.6 | 291.5 | 220.9 | 158.4 | 127.3 | 116.6 |
| km3/mo | 0.3 | 0.3 | 0.3 | 0.4 | 0.5 | 0.6 | 0.7 | 0.8 | 0.6 | 0.4 | 0.3 | 0.3 |
| mm/mo | 41.5 | 37.3 | 43.0 | 55.1 | 76.6 | 85.7 | 105.5 | 111.5 | 81.8 | 60.6 | 47.1 | 44.6 |
| l/s/km2 | 15.5 | 15.4 | 16.1 | 21.3 | 28.6 | 33.1 | 39.4 | 41.6 | 31.6 | 22.6 | 18.2 | 16.7 |
