INDIANA RULE 13 STORM WATER PLAN REVIEW Indianapolis, Indiana
Urban storm water runoff is a leading contributor to water quality problems across the United States. Municipal Separate Storm Sewer Systems (MS4s) located within urbanized areas have been identified by the United States Environmental Protection Agency (U.S. EPA) as needing regulation to address these water quality concerns. Approximately 200 Indiana municipalities were required to obtain National Pollutant Discharge Elimination System ...