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The U.S. AQI does not include recommendations for PM2.5 levels above 500, but levels are sometimes worse (“beyond index”).

Nov 13, 2009 ... Ambient toxic trends David Fairley The BAAQMD and ARB have tracked selected toxic pollutants since the late 1980s. There are no ambient standards for these pollutants, but they do have known ...

Dec 2, 2016 ... APPENDIX A - Air District’s Pandemic Response Plan Bay Area Air Quality Management District Pandemic Response Plan Introduction This plan is prepared by the Bay Area Air Quality Management District ...

Apr 10, 2023 ... These guidelines are nonbinding recommendations, intended to assist lead agencies with navigating the CEQA process. They may be updated as needed in the future, and any updates will likewise be ...

Mar 12, 2024 ... DRAFT Final Path to Clean Air Plan March 2024 Appendix B: Community Description The Path to Clean Air CERP is comprised of the cities of Richmond and San Pablo and the following unincorporated ...

Nov 30, 2009 ... RULE DEVELOPMENT STAFF REPORT DECEMBER 2009 Proposed Amendments to: Regulation 2: Permits, Rule 5: New Source Review of Toxic Air Contaminants Carol Allen, ...

Oct 10, 2017 ... BAY AREA AIR QUALITY MANAGEMENT DISTRICT California Environmental Quality Act Initial Study and Proposed Negative Declaration Proposed Technical and Administrative Amendments to New ...

Oct 8, 2009 ... The recommended thresholds in this document have been superseded by the threshold recommendations in the Thresholds Options and Justification Report published October 8, ...

Jun 12, 2012 ... Appendix E July 2007 Final EIR; May 2007 Draft EIR ...

May 31, 2012 ... California Environmental Quality Act Air Quality Guidelines Updated May 2012 ...

Dec 8, 2009 ... California Environmental Quality Act Air Quality Guidelines December 2009 ...

Nov 12, 2009 ... California Environmental Quality Act Air Quality Guidelines November 2009 ...

May 9, 2017 ... California Environmental Quality Act Air Quality Guidelines Note: This May 2017 version of the Guidelines ...