| Station: | Attawapiskat Lake | Continent: | North America | ||
| River: | Attawapiskat | Major Basin : | James Bay | ||
| Country: | Canada | Discharge into : | Hudson Bay | ||
| Observation Period: | 1966 - 1984 | Total Months: | 219 | ||
| Latitude (dec deg): | 52.08 N | Area (km2): | 24200 | ||
| Longitude (dec deg): | 83.86 W | Elevation (m): | 240 | ||
| Annual Discharge: (m3/s): | 264.4 | (km3/yr): | 8.3 | ||
| Annual Runoff: (l/s/km2): | 10.8 | (mm/yr): | 341.9 |
| Mean for Observation Period | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| m3/sec | 99.7 | 66.7 | 56.9 | 84.3 | 517.4 | 567.1 | 392.1 | 302.6 | 305.5 | 316.8 | 272.1 | 154.4 |
| km3/mo | 0.3 | 0.2 | 0.2 | 0.2 | 1.4 | 1.5 | 1.1 | 0.8 | 0.8 | 0.8 | 0.7 | 0.4 |
| mm/mo | 11.0 | 6.7 | 6.3 | 9.0 | 57.3 | 60.7 | 43.4 | 33.5 | 32.7 | 35.1 | 29.1 | 17.1 |
| l/s/km2 | 4.1 | 2.8 | 2.4 | 3.5 | 21.4 | 23.4 | 16.2 | 12.5 | 12.6 | 13.1 | 11.2 | 6.4 |
