| Station: | Ngaruawahia | Continent: | Oceania | ||
| River: | Waikato | Major Basin : | Tasman Sea | ||
| Country: | New Zealand | Discharge into : | Pacific Ocean | ||
| Observation Period: | 1976 - 1984 | Total Months: | 107 | ||
| Latitude (dec deg): | 37.68 S | Area (km2): | 11395 | ||
| Longitude (dec deg): | 175.15 E | Elevation (m): | 25 | ||
| Annual Discharge: (m3/s): | 311.8 | (km3/yr): | 9.9 | ||
| Annual Runoff: (l/s/km2): | 27.4 | (mm/yr): | 864.8 |
| Mean for Observation Period | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| m3/sec | 265.1 | 246.6 | 235.1 | 238.4 | 285.2 | 342.0 | 418.1 | 396.8 | 375.4 | 354.8 | 315.4 | 270.9 |
| km3/mo | 0.7 | 0.6 | 0.6 | 0.6 | 0.8 | 0.9 | 1.1 | 1.1 | 1.0 | 1.0 | 0.8 | 0.7 |
| mm/mo | 62.3 | 52.4 | 55.3 | 54.2 | 67.0 | 77.8 | 98.3 | 93.3 | 85.4 | 83.4 | 71.8 | 63.7 |
| l/s/km2 | 23.3 | 21.6 | 20.6 | 20.9 | 25.0 | 30.0 | 36.7 | 34.8 | 32.9 | 31.1 | 27.7 | 23.8 |
