4.2.2 Flows 28
4.2.3 Discharge Volume 30
4.2.4 Timing of Peak 31
4.2.5 Summary 32
5 CONCLUSIONS AND RECOMMENDATIONS 34
LIST OF FIGURES
Figure 2-1 Waitōtara Catchment 6
Figure 3-1 Waitōtara Gauge Summary Map 9
Figure 3-2 Cumulative Hourly Rainfall Depths at Gauges – June 2015 10
Figure 3-3 Gauge Data for Hydraulic Model Calibration – June 2015 11
Figure 3-4 Tidal Boundary Conditions – June 2015 11
Figure 3-5 Cumulative Hourly Rainfall Depths at Gauges –
Government-imposed swimmability target, which Taranaki and other regions with similar rainfall patterns cannot expect to meet. The Policy & Planning Committee was told that according to modelling projections, 39% of the region’s rivers and 97% of lakes currently meet national criteria, compared with the Government’s target of 80% compliance in each category by 2030. The modelling suggests that riparian fencing and planting, and the switch to land-based disposal of dairy effluent, will boost Taranaki’s river
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Taranaki Regional Council Monthly Rainfall and Environmental
Data Report for March 2025
Note: The data presented here are provisional data only and may change as a result of quality control at a later date.
1. Rainfall
Map 1: March total rainfall (mm) and percentage of long-term mean (colour key).
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Map 1a. Total rainfall 1 January to end March (mm) and percentage of long-term mean (colour key).
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Table 1: Rainfall March
environmental data and land management plan boundaries To view environmental data and land management plan boundaries, such as wind and rainfall data and riparian plan boundaries, navigate to the “Maps and data” tab and use the left hand navigation to toggle between the different data sets and plan boundaries. View your private data To view your private TRC data, such as resource consent details, environmental plan details, invoices and amounts owing, you must have a MyTRC user account and the account must
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Taranaki Regional Council Monthly Rainfall and Environmental
Data Report for February 2025
Note: The data presented here are provisional data only and may change as a result of quality control at a later date.
1. Rainfall
Map 1: February total rainfall (mm) and percentage of long-term mean (colour key).
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Map 1a. Total rainfall 1 January to end February (mm) and percentage of long-term mean (colour key).
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Table 1:
