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Petition No. 2002-03

LCB File No. R128-01

Date Received by Commission: 08/24/2001

Summary: Water Quality Standards for Walker River

Current Status: Codification completed by LCB on 7/2/2002

Nevada Administrative Code: 445A.070 to 445A.348

Permanent Adoption/Hearing: 12/11/2001

Temporary Adoption: N/A

Effective/Filed: 01/18/2002

Codified by LCB: 7/2/2002

Petitioner: NDEP / Bureau of Water Quality Planning

Description of Petition:

Petition 2002-03 (LCB R128-01) is a permanent amendment to NAC 445A.119 to 445A.225, the pollution control standards for water quality. The petition amends the standards for various reaches of the East and West forks of the Walker River. Amended was NAC 445A.159 through 445A.169, inclusive including Sweetwater Creek and Desert Creek of the Walker River. Revised area of water quality standards includes pH, the nitrite in the lower reaches, the time period for dissolved oxygen beneficial use standard, the Topaz Lake dissolved oxygen standard, the replacement of the narrative color standard with a numeric standard, establishing sulfate requirements to maintain existing higher quality (RMHQ), replacement of existing fecal coliform standard with E. Coli standard and to establish a total suspended RMHQ for Sweetwater Creek. The time period that adult Lahontan cutthroat trout may be present in the reach from Walker Lake to Weber Reservoir was revised.

Annotated History of the Petition:

Petition 2002-03 was received from the BWQP on 8/24/2001; before SEC as a permanent regulation on 12/11/2001; adopted by SEC and filed by LCB with the Secretary of State on 1/18/2002; Codification completed by LCB on 7/2/2002





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