Riwaka North at Littles - River Flow

This page contains the following information:

Flow for last 7 days at Riwaka North at Littles

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All times are in NZ Standard Time, during Daylight Saving add one hour.

Flow for last 30 days at Riwaka North at Littles

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River Flow History

Catchment size: ~ 7 km2

Period of analysis: 16 December 1981 to 30 April 2016

Comment: The catchment is estimated due to the karst formation of the area. A large spring exists in the catchment and provides most of the flow at this site, both during droughts and floods.

 Flood FlowsDrought Flow
Return Period (m3/s) 1 day average7 day average
 Annual 47.1 0.279 0.290
 5 Year 57.5 0.220 0.228
 10 Year 67.7 0.199 0.207
 20 Year 78.2 0.184 0.191
 50 Year 92.9 0.169 0.176
 100 Year      
 Extreme Recorded







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Map of Site Location

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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.