Policy & Guidance

NPDES Policy and Guidance Documents - EPA has developed a number of policy and guidance documents to help with the implementation of the NPDES program.

Water Quality Standards Policy and Guidance - EPA has developed a number of documents, notices, and memoranda designed to help states, tribes, and territories comply with federal regulations addressing water quality standards.

Clean Water Act Section 404 Policy and Guidance - EPA has developed a number of policy and guidance documents regarding Section 404 of the Clean Water Act.

Safe Drinking Water Act Guidance - EPA has guidance related to the implementation of the rules and regulations under the Safe Drinking Water Act.

Fish Advisory Technical Guidance

Guidance for Assessing Chemical Contaminant Data for Use In Fish Advisories to help state, local, regional, and tribal environmental health officials who are responsible for developing and managing fish consumption advisories.

Guidance for Conducting Fish and Wildlife Consumption Surveys (PDF) (157 pp, 2.3 MB, About PDF) Design a survey to obtain consumption rate information.