| Station: | Whitecliffs | Continent: | Oceania | ||
| River: | Selwyn | Major Basin : | Pacific Ocean | ||
| Country: | New Zealand | Discharge into : | |||
| Observation Period: | 1965 - 1984 | Total Months: | 72 | ||
| Latitude (dec deg): | 43.46 S | Area (km2): | 164 | ||
| Longitude (dec deg): | 171.9 E | Elevation (m): | 282 | ||
| Annual Discharge: (m3/s): | 3.2 | (km3/yr): | 0.1 | ||
| Annual Runoff: (l/s/km2): | 19.3 | (mm/yr): | 607.8 |
| Mean for Observation Period | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| m3/sec | 2.1 | 2.4 | 3.1 | 3.1 | 2.2 | 3.7 | 4.1 | 3.7 | 3.3 | 3.9 | 3.2 | 2.9 |
| km3/mo | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| mm/mo | 34.8 | 35.9 | 51.0 | 49.7 | 36.7 | 58.8 | 66.6 | 60.7 | 51.4 | 63.1 | 51.1 | 48.0 |
| l/s/km2 | 13.0 | 14.8 | 19.0 | 19.2 | 13.7 | 22.7 | 24.9 | 22.7 | 19.8 | 23.5 | 19.7 | 17.9 |
