Continent: |
Europe | Latitude: |
63.33 | deg. |
Country: |
Norway | Longitude: |
10.42 |
deg. |
River: |
Nidelv N1 | Elevation: |
- |
m |
Station: |
Nordsetfoss | Area: |
3079.0 |
km2 |
| Mean for Observation Period: | 1965 | - | 1974 | Total months: | 119 |
| - | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
| m3/c | 39.9 | 37.3 | 37.7 | 41.2 | 76.6 | 141. | 77.3 | 52.2 | 45.4 | 58.3 | 42.2 | 43.8 | 57.7 |
| mm | 34.7 | 29.6 | 32.8 | 34.7 | 66.7 | 118. | 67.3 | 45.4 | 38.2 | 50.7 | 35.5 | 38.1 | 591. |
| km3 | 0.11 | 0.091 | 0.10 | 0.11 | 0.21 | 0.36 | 0.21 | 0.14 | 0.12 | 0.16 | 0.11 | 0.12 | 1.82 |
| l/s/km2 | 13.0 | 12.1 | 12.3 | 13.4 | 24.9 | 45.6 | 25.1 | 17.0 | 14.7 | 18.9 | 13.7 | 14.2 | 18.7 |
| %% | 5.76 | 5.39 | 5.45 | 5.95 | 11.1 | 20.3 | 11.2 | 7.54 | 6.55 | 8.41 | 6.09 | 6.32 | 100. |
Nidelv N1 at Nordsetfoss
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
| 1965 | 76.1 | 78.5 | 79.5 | 93.0 | 135. | 324. | 140. | 88.9 | 71.4 | 137. | 84.2 | 75.9 | 115. |
| 1966 | 68.8 | 65.4 | 67.5 | 60.4 | 168. | 134. | 76.7 | 72.6 | 108. | 126. | 71.4 | 67.1 | 90.5 |
| 1967 | 60.5 | 63.6 | 67.9 | 71.0 | 123. | 247. | 121. | 86.9 | 78.3 | 70.3 | 63.7 | 87.8 | 95.1 |
| 1968 | 87.8 | 81.5 | 77.5 | 83.5 | 152. | 307. | 104. | 54.4 | 29.4 | 58.9 | 70.3 | 55.3 | 96.8 |
| 1969 | 51.1 | 58.8 | 55.1 | 73.1 | 82.3 | 60.9 | 54.3 | 51.3 | 39.3 | 63.8 | 71.9 | 62.9 | 60.4 |
| 1970 | 3.90 | 3.20 | 2.70 | 2.50 | 16.8 | 45.8 | 28.3 | 15.5 | 17.1 | 20.3 | 7.50 | 13.6 | 14.8 |
| 1971 | 14.9 | 5.80 | 4.10 | 4.10 | 24.0 | 68.2 | 58.2 | 54.2 | 29.0 | 33.0 | 21.7 | 8.20 | 27.1 |
| 1972 | 10.5 | 5.10 | 6.60 | 6.30 | 23.2 | 72.8 | 49.2 | 25.6 | 36.8 | 42.8 | 9.40 | 16.6 | 25.4 |
| 1973 | 16.3 | 6.30 | 11.1 | 7.20 | 17.1 | 78.3 | 87.0 | 46.1 | 15.5 | 17.4 | 18.5 | 6.50 | 27.3 |
| 1974 | 9.10 | 5.00 | 5.20 | 10.7 | 24.8 | 67.3 | 54.6 | 26.6 | 28.8 | 13.0 | 3.40 | - | - |