EPA Determinations that New or Revised Water Quality Standards are Necessary

EPA has issued the following determinations under Clean Water Act section 303(c)(4)(B) that new or revised standards are necessary.

• National Toxics Rule
• California
• Colville Confederated Tribes
• Florida
• Illinois
• Maine
• Missouri
• Washington
• Federal Water Quality Standards for Indian Country

Read more >> https://www.epa.gov/wqs-tech/epa-determinations-new-or-revised-water-quality-standards-are-necessary