| Station: | International Boundary | Continent: | North America | ||
| River: | Columbia | Major Basin : | Pacific Ocean | ||
| Country: | Canada | Discharge into : | Pacific Ocean | ||
| Observation Period: | 1938 - 1984 | Total Months: | 562 | ||
| Latitude (dec deg): | 48.92 N | Area (km2): | 155000 | ||
| Longitude (dec deg): | 117.63 W | Elevation (m): | 400 | ||
| Annual Discharge: (m3/s): | 2852.6 | (km3/yr): | 89.8 | ||
| Annual Runoff: (l/s/km2): | 18.4 | (mm/yr): | 579.7 |
| Mean for Observation Period | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| m3/sec | 1575.1 | 1522.0 | 1505.7 | 2027.4 | 4611.7 | 7109.3 | 5322.6 | 3184.4 | 2089.0 | 1834.0 | 1701.1 | 1627.0 |
| km3/mo | 4.2 | 3.7 | 4.0 | 5.3 | 12.4 | 18.4 | 14.3 | 8.5 | 5.4 | 4.9 | 4.4 | 4.4 |
| mm/mo | 27.2 | 23.8 | 26.0 | 33.9 | 79.7 | 118.9 | 92.0 | 55.0 | 34.9 | 31.7 | 28.4 | 28.1 |
| l/s/km2 | 10.2 | 9.8 | 9.7 | 13.1 | 29.8 | 45.9 | 34.3 | 20.5 | 13.5 | 11.8 | 11.0 | 10.5 |
