Aquatic Life Criteria for Tributyltin (TBT)

EPA has released a final ambient water quality criteria document for tributyltin (TBT). We developed acute and chronic criteria recommendations for TBT designed to protect aquatic life in both fresh and saltwater. These criteria can form the basis for state and tribal water quality standards.

Final

• Fact Sheet
• Federal Register Notice (January 5, 2004)
• Criteria Document (PDF) (EPA 822-R-03-031; 138 pp, 367K)

---

Draft

Note: EPA no longer updates this information, but it may be useful as a reference or resource.

• Fact Sheet
• Federal Register Notice (December 27, 2002)
• Draft Criteria Document (PDF) (EPA-822-B-02-001; 175 pp, 340K)