Catchment size: 41.5 km2
Period of analysis: 02 July 1943 to 31 August 2018
Comment: This is a Nelson City Council Site. Flood flows are derived from a combination of earlier flow records at the Roding Weir. River flows are affected by the upstream water supply intake so no drought flow analysis is available.
Flood Flows | Drought Flow | ||
---|---|---|---|
Return Period | (m3/s) | 1 day average | 7 day average |
Annual | 103.2 | ||
5 Year | 138.0 | ||
10 Year |
170.0 |
||
20 Year |
202.6 |
||
50 Year | 247.3 | ||
100 Year | 282.8 | ||
Extreme Recorded |
404.7 10/01/1985 |
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.