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Assessed Streams 2022
These are assessed springs, streams, and lakes for the 2022 reporting cycle to the EPA under the Clean Water Act Section 305(b). -
Assessed Lakes 2022
These are assessed springs, streams, and lakes for the 2022 reporting cycle to the EPA under the Clean Water Act Section 305(b). -
National Water-Quality Assessment (NAWQA) Project
Our surface water, groundwater, and aquatic ecosystems are priceless resources, used by people across the Nation for drinking, irrigation, industry, and recreation. The...