Supporting Technical Assessments

U:\2021\BM210482_IBo_Waihi_North_Project\Documents\WNP_Freshwater_Report_May_2022\FINAL_Freshwater_Report_FOR DELIVERY_June 2022\FINAL DELIVERED 17 JUNE 2022\WAI-985-000-REP-LC-0007_Rev0_Freshwater_20220621_FINAL.docx (c) any area of improved pasture that, at the commencement date, is dominated by (that is more than 50% of) exotic pasture species and is subject to temporary rain-derived water pooling. • Improved pasture means an area of land where exotic pasture species have been deliberately sown or maintained for the purpose of pasture production, and species composition and growth has been modified and is being managed for livestock grazing. The NPS-FM requires that: (1) Every regional council must include the following policy (or words to the same effect) in its regional plan(s): “The loss of extent of natural inland wetlands is avoided, their values are protected, and their restoration is promoted” (with exceptions). The policy direction provides for some exceptions, which do not currently apply to the operations at WNP. 5.2.2.3 NPS-FM Rivers (s3.24) THE NPS-FM requires that: (1) Every regional council must include the following policy (or words to the same effect) in its regional plan(s): “The loss of river extent and values is avoided, unless the council is satisfied: (a) that there is a functional need for the activity in that location; and (b) the effects of the activity are managed by applying the effects management hierarchy.” 5.2.3 National Objectives Framework Subpart 2 of the NPS-FM requires certain attributes to be managed within a compulsory National Objectives Framework (NOF). The NOF requires that water quality is maintained or improved where degraded and sets national bottom lines and water quality attribute bands for a variety of parameters. The NPS-FM requires that Councils apply compulsory values to freshwater management units (FMUs) in their respective regions as part of the NOF (Subpart 2, 3.9(1)). Those compulsory values relevant to freshwater ecology are: Ecosystem health refers to the extent to which a Freshwater Management Unit (FMU) or part of an FMU supports an ecosystem appropriate to the type of water body (for example, river, lake, wetland, or aquifer). There are five biophysical components that contribute to freshwater ecosystem health, and it is necessary that all of them are managed. They are: Water quality – the physical and chemical measures of the water, such as temperature, dissolved oxygen, pH, suspended sediment, nutrients and toxicants. Water quantity – the extent and variability in the level or flow of water. Habitat – the physical form, structure, and extent of the water body, its bed, banks and margins; its riparian vegetation; and its connections to the floodplain and to groundwater.

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