7 April 2006 Appendix H - Water Quality Classifications and Standards Appendix H Table 1 Water Quality Classifications Resource Water Quality Classification SURFACE WATER All Surface Waters F - managed for fisheries purposes (Underlying Classification) (primary objective being safe consumption of fish) Pelorus Catchment: F1 clear water managed for fishery purposes Up stream of Pelorus Bridge (primary objective being safe consumption of fish) NS - managed in its natural state Pelorus Catchment: F1 - clear water managed for fishery purposes Downstream of Pelorus Bridge (primary objective being safe consumption of fish) CR - managed for contact recreation purposes Rai, Ronga, and Opouri Rivers F1 - clear water managed for fishery purposes (primary objective being safe consumption of fish) Kaituna River F1 - clear water managed for fishery purposes (primary objective being safe consumption of fish) GROUNDWATER All ground water DW- managed for drinking water quality COASTAL MARINE All coastal water SG - managed for shell fish gathering Table 2 Water Quality Standards Standard Numeric Interpretation of Standard (from RMA Third Schedule, unless marked + in w hich case from RMA Section 70) F - WATER MANAGED FOR FISHERY PURPOSES (UNDERLYING CLASS) + Conspicuous oil or grease films, Shall not be produced No numeric interpretation available scums or foams, or floatable or suspended materials + Colour or visual clarity Shall not change Hue shall not be changed by more than 10 points on the Munsell scale The natural clarity shall not be conspicuously changed due to sediment or sediment laden discharge originating from the site of a land disturbance operation. There shall be no greater than 33% reduction in the visual clarity of the receiving water as measured by the horizontal sighting of a black disk; and/ or There shall be no greater than 15% increase in the turbidity of the receiving water as measured in NTU. App H - 1