| Station: | Lees Ferry, Arizona | Continent: | North America | ||
| River: | Colorado | Major Basin : | Gulf of California | ||
| Country: | United States | Discharge into : | Pacific Ocean | ||
| Observation Period: | 1911 - 1984 | Total Months: | 888 | ||
| Latitude (dec deg): | 36.86 N | Area (km2): | 289562 | ||
| Longitude (dec deg): | 111.58 W | Elevation (m): | 947 | ||
| Annual Discharge: (m3/s): | 464.2 | (km3/yr): | 14.6 | ||
| Annual Runoff: (l/s/km2): | 1.6 | (mm/yr): | 50.6 |
| Mean for Observation Period | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| m3/sec | 205.9 | 221.0 | 277.7 | 525.2 | 1054.2 | 1310.2 | 616.7 | 349.6 | 277.2 | 264.4 | 246.3 | 216.5 |
| km3/mo | 0.6 | 0.5 | 0.7 | 1.4 | 2.8 | 3.4 | 1.7 | 0.9 | 0.7 | 0.7 | 0.6 | 0.6 |
| mm/mo | 1.9 | 1.8 | 2.6 | 4.7 | 9.8 | 11.7 | 5.7 | 3.2 | 2.5 | 2.4 | 2.2 | 2.0 |
| l/s/km2 | 0.7 | 0.8 | 1.0 | 1.8 | 3.6 | 4.5 | 2.1 | 1.2 | 1.0 | 0.9 | 0.9 | 0.7 |
