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The Concentrated Animal Feeding Operations Category (40 CFR part 412) will also be investigated. The POTW influent study will include monitoring of the Electrical and Electronic Components Category (40 CFR part 469) for PFAS discharge data even though EPA is not currently seeking additional action for this category.
Title 40 is a part of the United States Code of Federal Regulations. Title 40 arranges mainly environmental regulations that were promulgated by the US Environmental Protection Agency (EPA), based on the provisions of United States laws (statutes of the U.S. Federal Code). Parts of the regulation may be updated annually on July 1. [1]
The Act also set forth guidelines for abatement of water that may flow into international territory and prohibited the dumping of oil into navigable waters of the United States. [ 16 ] The Water Quality Improvement Act of 1970 required the development of certain water quality standards and expanded federal authority in upholding the standards ...
For industrial categories, EPA publishes Effluent guidelines for existing sources, as well as New Source Performance Standards. [11] For sewage treatment plants, the Secondary Treatment Regulation is the national standard. [12] These standards provide a basic minimum level of treatment requirements across a category nationwide.
These regulations are responsible for preventing the discharge of almost 700 billion pounds of pollutants each year. [43] EPA has updated some categories since their initial promulgation and has added new categories. [44] The secondary treatment standards for POTWs and the effluent guidelines are implemented through NPDES permits. (See Title IV ...
An effluent limitation is a United States Clean Water Act standard of performance reflecting a specified level of discharge reduction achievable by the best available technology or related standards for various sources of water pollution.
If a state doesn't take action to develop TMDLs, or if EPA disapproves state-developed TMDLs, the EPA is responsible for issuing TMDLs. EPA published regulations in 1992 establishing TMDL procedures. [5] Application of TMDLs has broadened significantly in the last decade to include many watershed-scale efforts, including the Chesapeake Bay TMDL ...
National technology-based standards apply to many industries (these standards are called "effluent guidelines"), [1]: 5-14–5-22 and to municipal sewage treatment plants. [3] Some dischargers are subject to water quality-based effluent limitations, derived from water quality standards for the adjacent water body.