Nonpoint Source Pollution Management Act of 1983

[AI summary unavailable — showing source text] Nonpoint Source Pollution Management Act of 1983 - Amends the Clean Water Act ("the Act") (also known as the Federal Water Pollution Control Act) to provide for a nonpoint source pollution management program. Requires each State, by itself or in combination with other States and after notice and opportunity for public comment, to submit a proposed nonpoint source pollution management program to the Administrator of the Environmental Protection Agency within 18 months after the enactment of the Clean Water Act Amendments of 1983. Requires that such proposed State program: (1) identify waters within State boundaries which, without additional action to control nonpoint sources of pollution, cannot be reasonably expected to attain or maintain applicable water quality standards or the goals and requirements of the Act; (2) designate categories or subcategories of nonpoint sources of pollution or, where appropriate, particular nonpoint sources, that contribute significant pollution loadings to such identified waters; (3) identify best management practices which will be undertaken to reduce pollutant loadings resulting from each designated category, subcategory, or particular nonpoint sou…