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2022 Final Water Quality Assessment Monitoring Stations GISdataset. Biennially, DEQ must produce a Water Quality Assessment Integrated Report (IR) on the surface waters within the state\u2019s jurisdiction as mandated by the federal Clean Water Act (CWA) sections 303(d), 305(b), and 314 and the state\u2019s Water Quality Monitoring, Information, and Restoration Act (WQMIRA). This geographic layer is a component of the process used to supplement and support the assessment decisions made in the IR. Data from DEQ and non-DEQ contributors collected from Jan. 1 2015 through Dec. 31 2020 was used to characterize each applicable Assessment Unit (AU) within the Commonwealth. 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