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Water Quality Standards: Regulations and Resources

Announcements and Upcoming Events (Meetings, Requests for Comments, Training, and more)

Comment Period Open: Proposed Nutrient Criteria for Missouri Lakes and Reservoirs

EPA proposes a rule establishing federal Clean Water Act (CWA) criteria for nutrients (i.e., total nitrogen, total phosphorus and chlorophyll a) to protect aquatic life, recreational, and drinking water uses for Missouri’s lakes and reservoirs.
02/05/2018 12:00AM EST

Comment Period Open: Withdrawal of Certain Federal Criteria for California

EPA is proposing to amend federal regulations to withdraw certain federal water quality criteria for lead, chlorodibromomethane, and dichlorobromomethane applicable to California.
02/09/2018 10:00PM EST