Catchment size: 260 km2
Period of analysis: March 1975 to November 2022.
Comment: The flows recorded here are affected by the release of water from the Cobb Power Station which is located 25km upstream.
Flood Flows | Drought Flow | ||
---|---|---|---|
Return Period | (m3/s) | 1 day average | 7 day average |
Annual | 354 | 1.689 | 2.410 |
5 Year | 445 | 1.120 | 1.613 |
10 Year | 536 | 0.927 | 1.342 |
20 Year | 631 | 0.785 | 1.142 |
50 Year | 765 | 0.641 | 0.940 |
100 Year | |||
Extreme Recorded |
898 20/02/2018 |
0.699 27/02/1981 |
0.813 1/02/1981 |
Tasman District Council has exercised all reasonable skill and care in collecting and displaying this information. However, the data is provisional, and may be incorrect until checked by staff. Data should be used with caution where there are safety, monetary, or operational consequences if the data is incorrect. Note also, the data may be changed at a later time.