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OR <br />Clean Water Act <br />-Water Quality legislation since 1948 <br />-Major Clean Water Act of 1972 <br />-Point source discharges <br />-industrial <br />-Municipal <br />-Feedlots <br />-Strengthened again in 1977 <br />-Began targeting Non -point pollution in 1987 <br />Required Permits - National Pollution Discharge <br />Elimination System "NPDES" <br />Clean Water Act <br />-Early 1990's Phase 1 NPDES <br />-Large Urban Areas <br />•2003 Phase 2 MS4 <br />-Small and Medium cities <br />-institutions <br />-Universities <br />• Required stormwater runoff to be permitted <br />