esm223_02_Other_Reading_California_WQ_Goals_Compilation_w_errata_2007

Esm223_02_Other_Reading_California_WQ_Goals_Compilation_w_errata_2007

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Unformatted text preview: C ENTRAL V ALLEY R EGIONAL W ATER Q UALITY C ONTROL B OARD A Compilation of Water Quality Goals August 2003 with tables updated August 2007 C ALIFORNIA E NVIRONMENTAL P ROTECTION A GENCY Changes since this version appear on last page of this pdf file (as of 07Jan2008). To check for updates, visit http://www.swrcb.ca.gov/rwqcb5/water_issues/water_quality_standards_limits/water_quality_goals/index.html State of California Arnold Schwarzenegger, Governor California Environmental Protection Agency Linda S. Adams, Secretary for Environmental Protection REGIONAL WATER QUALITY CONTROL BOARD CENTRAL VALLEY REGION Karl E. Longley, Chair Kate Hart, Vice- Chair Paul Betancourt, Member Christopher Cabaldon, Member Cheryl Maki, Member Sandra Meraz, Member Sopac Mulholland, Member Dan Odenweller, Member Pamela C. Creedon, Executive Officer 11020 Sun Center Drive #200 Rancho Cordova, CA 95670 Phone: (916) 464-3291 email: info5@waterboards.ca.gov Web site: http://www.waterboards.ca.gov/centralvalley/ DISCLAIMER This publication is a technical report by staff of the California Regional Water Quality Control Board, Central Valley Region. No policy or regulation is either expressed or intended. A Compilation of Water Quality Goals August 2003 with tables updated August 2007 REPORT PREPARED BY: J ON B. M ARSHACK , D.E NV . Staff Environmental Scientist Program Support Unit C ALIFORNIA R EGIONAL W ATER Q UALITY C ONTROL B OARD C ENTRAL V ALLEY R EGION C ALIFORNIA E NVIRONMENTAL P ROTECTION A GENCY A Compilation of Water Quality Goals August 2007 Update Edition Page iii P REFACE TO THE A UGUST 2007 U PDATE E DITION This edition of the Central Valley Water Board staff report, A Compilation of Water Quality Goals , supersedes the August 2003 edition and all other edi- tions and updates published prior to August 2003. Ear- lier editions and updates should be discarded, as they contain outdated information. This new edition con- tains water quality limit information that is current as of mid-August 2007. While the text of the August 2007 Update Edition is the same as in the August 2003 Edition, the tables contain new and updated numerical water quality lim- its from a variety of sources, including: California Maximum Contaminant Levels for drinking water from the California Department of Public Health (CDPH), formerly the Department of Health Services (CDHS); State Notification Levels for drinking water (for- merly called Action Levels) (CDPH); California Public Health Goals for drinking water from the California Environmental Protection Agency (Cal/EPA), Office of Environmental Health Hazard Assessment (OEHHA); Cancer risk estimates from the Cal/EPA Toxicity Criteria Database, maintained by OEHHA; Drinking Water Standards (MCLs) and Health Advisories from USEPA; Reference doses and cancer risk limits from the Integrated Risk Information System (IRIS) data- base, maintained by USEPA; Proposition 65 Safe Harbor LevelsNo Signifi- cant Risk Levels for carcinogens and Maximum...
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Esm223_02_Other_Reading_California_WQ_Goals_Compilation_w_errata_2007

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