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Auckland hydrology situation report. 10 January 2022


Author:  
Kolt Johnson, Auckland Council Research and Evaluation Unit, RIMU
Source:  
Auckland Council Research and Evaluation Unit, RIMU
Publication date:  
2022
Topics:  
Environment

Extract

Regional summary

The New Zealand Drought Index for the Auckland Region has risen recently but remains below the first category of Dry. Regional monthly rainfall was approximately equal to the long-term average for December. Soil moisture status currently ranges from Normal to Very Low. All sites with Very Low status are in the south of the region. Most rivers are above the mean annual low flow (MALF). Groundwater levels vary across the region but are within the Normal range at many sites. Groundwater sites with Low status are mostly in the south, particularly for deep aquifers which respond slowly to rainfall. ...

January 2022