Water Quality Standards (WQS)
CWASSC Comments to EPA on Draft Ambient Water Quality Criteria Document for Copper (PDF)
(7 Apr 04)
SSC Comments to draft Ambient Aquatic Life Water Quality Criteria for Tributyltin (TBT) (PDF)
(11 Apr 03)
To EPA Proposed Rule, 68 FR 75552 --- 1
31-Dec-03
Notice of Availability of Final Aquatic Life Criteria Document for Tributyltin (TBT)
(69 FR 342, 5 Jan 04)
EPA requests scientific reviews on the Draft Aquatic Life Criteria Document for Copper
(68 FR 75552, 31 Dec 03)
National Recommended Water Quality Criteria for the Protection of Human Health
(68 FR 75507, 31 Dec 03)
Withdrawal of Federal Aquatic Life Water Quality Criteria for Copper and Nickel Applicable to South San Francisco Bay, California
(68 FR 37925, 25 Jun 03)
EPA released the draft Ambient Aquatic Life Water Quality Criteria for Tributyltin (TBT)
(67 FR 79090, 27 Dec 02)
Water Quality Standards (WQS) Advanced Notice of Proposed Rulemaking (ANPRM), 63 FR 36742
(7 Jul 98)
Economic Guidance for Water Quality Standards
(16 Nov 00)
Office of Water Online Reference Library: Water Quality Standards