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  • First of its kind rule reduces toxic air pollution in Bay Area communities
    First of its kind rule reduces toxic air pollution in Bay Area communities

    Building on decades of reducing health risk and championing breathing equity for its most vulnerable communities, the Air District is reporting that industries are taking early actions to reduce their health impacts on local residents as part of the implementation of the nation’s most stringent toxic air pollution regulation. 

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    Building on decades of reducing health risk and championing breathing equity for its most vulnerable communities, the Air District is reporting that industries are taking early actions to reduce their health impacts on local residents as part of the implementation of the nation’s most stringent toxic air pollution regulation. 

  • Air District releases AB&I Foundry draft health risk assessment
    Air District releases AB&I Foundry draft health risk assessment

    The Air District is announcing the release of the draft health risk assessment for the AB&I Foundry, which is designed to identify and reduce health risks resulting from the facility’s emissions.

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    The Air District is announcing the release of the draft health risk assessment for the AB&I Foundry, which is designed to identify and reduce health risks resulting from the facility’s emissions.

  • Air District and CBE to co-host virtual workshop for AB&I Foundry draft health risk assessment
    Air District and CBE to co-host virtual workshop for AB&I Foundry draft health risk assessment

    The Air District will hold a joint virtual workshop with Communities for a Better Environment on Friday, May 7, 2021, from 5:30 to 8:30 PM to present, discuss, and receive comments on the draft health risk assessment for AB&I Foundry located in East Oakland.

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    The Air District will hold a joint virtual workshop with Communities for a Better Environment on Friday, May 7, 2021, from 5:30 to 8:30 PM to present, discuss, and receive comments on the draft health risk assessment for AB&I Foundry located in East Oakland.

  • Air District releases preliminary health risk assessment for Chevron Refinery in Richmond
    Air District releases preliminary health risk assessment for Chevron Refinery in Richmond

    The Air District today released a preliminary health risk assessment from air pollution for the Chevron Refinery in Richmond. It found the estimated cancer and short-term health risks from air emissions for people living near the refinery were above the allowed levels, which requires Chevron to implement a plan to reduce health risk. The public comment period closes on Monday, November 23 at 5 p.m.

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    The Air District today released a preliminary health risk assessment from air pollution for the Chevron Refinery in Richmond. It found the estimated cancer and short-term health risks from air emissions for people living near the refinery were above the allowed levels, which requires Chevron to implement a plan to reduce health risk. The public comment period closes on Monday, November 23 at 5 p.m.

  • Air District staff seeks public feedback for AB&I Foundry draft health risk assessment
    Air District staff seeks public feedback for AB&I Foundry draft health risk assessment

    The Air District is hosting a joint virtual workshop with Communities for a Better Environment on Friday, May 7, 2021, from 5:30 to 8:30 PM to present, discuss, and receive comments on the draft health risk assessment for AB&I Foundry located in East Oakland.

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    The Air District is hosting a joint virtual workshop with Communities for a Better Environment on Friday, May 7, 2021, from 5:30 to 8:30 PM to present, discuss, and receive comments on the draft health risk assessment for AB&I Foundry located in East Oakland.

  • HRA
    HRA

    Health Risk Assessment

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    (550 Kb PDF, 4 pgs)

    Health Risk Assessment

  • HRA Guidelines
    HRA Guidelines

    Jan 13, 2016 ... BAAQMD Air Toxics NSR Program Health Risk Assessment (HRA) Guidelines January 2016 ...

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    (188 Kb PDF, 8 pgs)

    Jan 13, 2016 ... BAAQMD Air Toxics NSR Program Health Risk Assessment (HRA) Guidelines January 2016 ...

  • ABI HRA FAQs
    ABI HRA FAQs

    Apr 7, 2021 ... AB&I Foundry Health Risk Assessment and Risk Reduction Plan Frequently Asked Questions Will AB&I Foundry be subject to Regulation 11-18 risk reduction requirements? The draft HRA for AB&I ...

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    (159 Kb PDF, 2 pgs)

    Apr 7, 2021 ... AB&I Foundry Health Risk Assessment and Risk Reduction Plan Frequently Asked Questions Will AB&I Foundry be subject to Regulation 11-18 risk reduction requirements? The draft HRA for AB&I ...

  • HRA Fact Sheet
    HRA Fact Sheet

    Sep 14, 2026 ... IDENTIFY AND REDUCE PROTECT COMPLY WITH STATE TOXIC EMISSIONS PUBLIC HEALTH AIR TOXIC REGULATIONS RULE 11-18 When is an HRA Understanding Required? Health Risk An HRA is required when a facility ...

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    (183 Kb PDF, 3 pgs)

    Sep 14, 2026 ... IDENTIFY AND REDUCE PROTECT COMPLY WITH STATE TOXIC EMISSIONS PUBLIC HEALTH AIR TOXIC REGULATIONS RULE 11-18 When is an HRA Understanding Required? Health Risk An HRA is required when a facility ...

  • Preliminary HRA Report
    Preliminary HRA Report

    Jul 28, 2026 ... Preliminary Facility-Wide Health Risk Assessment Facility # 10 Chevron Richmond Refinery August 2026 Prepared by: Leo Ly, Principal Engineer Approved by: Daphne Chong, ...

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    (5 Mb PDF, 410 pgs)

    Jul 28, 2026 ... Preliminary Facility-Wide Health Risk Assessment Facility # 10 Chevron Richmond Refinery August 2026 Prepared by: Leo Ly, Principal Engineer Approved by: Daphne Chong, ...

  • Preliminary HRA Summary
    Preliminary HRA Summary

    Sep 15, 2026 ... Rule 11-18 Preliminary Health Risk Assessment: Chevron Refinery – Facility Boundary Chevron Refinery in Richmond, CA A Health Risk Assessment (HRA) evaluates the potential health risks from ...

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    (3 Mb PDF, 9 pgs)

    Sep 15, 2026 ... Rule 11-18 Preliminary Health Risk Assessment: Chevron Refinery – Facility Boundary Chevron Refinery in Richmond, CA A Health Risk Assessment (HRA) evaluates the potential health risks from ...

  • CAPCOA HRA Presentation
    CAPCOA HRA Presentation

    May 21, 2010 ... Health Risk Health Risk Assessments Assessments & & Land Use Land Use May 3, 2010 May 3, ...

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    (1 Mb PDF, 76 pgs)

    May 21, 2010 ... Health Risk Health Risk Assessments Assessments & & Land Use Land Use May 3, 2010 May 3, ...

  • ABI HRA Timeline
    ABI HRA Timeline

    Apr 11, 2021 ... AB&I Health Risk Assessment Timeline Current schedule for the AB&I Health Risk Assessment (HRA) actions and estimated schedule for the key Risk Reduction Plan (RRP) milestones. 2021 2022 2023 ...

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    (91 Kb PDF, 1 pg)

    Apr 11, 2021 ... AB&I Health Risk Assessment Timeline Current schedule for the AB&I Health Risk Assessment (HRA) actions and estimated schedule for the key Risk Reduction Plan (RRP) milestones. 2021 2022 2023 ...

  • Draft HRA Report
    Draft HRA Report

    Jul 15, 2020 ... BAAQMD Draft Facility-Wide Health Risk Assessment Facility # A0621 City of Santa Clara July 15, 2020 Prepared by: Irma Salinas, Principal Engineer Approved by: ...

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    (3 Mb PDF, 77 pgs)

    Jul 15, 2020 ... BAAQMD Draft Facility-Wide Health Risk Assessment Facility # A0621 City of Santa Clara July 15, 2020 Prepared by: Irma Salinas, Principal Engineer Approved by: ...

  • Draft HRA Report
    Draft HRA Report

    Jun 8, 2020 ... BAAQMD Draft Facility-Wide Health Risk Assessment Facility # A4134 Irvington Memorial Cemetery May 28, 2020 Prepared by: Davis Zhu, Senior Engineer Approved by: ...

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    (8 Mb PDF, 88 pgs)

    Jun 8, 2020 ... BAAQMD Draft Facility-Wide Health Risk Assessment Facility # A4134 Irvington Memorial Cemetery May 28, 2020 Prepared by: Davis Zhu, Senior Engineer Approved by: ...

  • Draft HRA Report
    Draft HRA Report

    Apr 7, 2021 ... BAAQMD Draft Facility-Wide Health Risk Assessment Facility # A0062 AB&I Foundry April 2021 Prepared by: Bhagavan Krishnaswamy, Supervising Engineer Robert Hull, ...

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    (5 Mb PDF, 189 pgs)

    Apr 7, 2021 ... BAAQMD Draft Facility-Wide Health Risk Assessment Facility # A0062 AB&I Foundry April 2021 Prepared by: Bhagavan Krishnaswamy, Supervising Engineer Robert Hull, ...

  • Preliminary HRA Fact Sheet
    Preliminary HRA Fact Sheet

    Sep 15, 2026 ... Rule 11-18 Preliminary Chevron Refinery – Facility Boundary Health Risk This document serves as an overview of the results from the HRA conducted for the Chevron Refinery located in Richmond, ...

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    (324 Kb PDF, 2 pgs)

    Sep 15, 2026 ... Rule 11-18 Preliminary Chevron Refinery – Facility Boundary Health Risk This document serves as an overview of the results from the HRA conducted for the Chevron Refinery located in Richmond, ...

  • Preliminary HRA Report (Appendices)
    Preliminary HRA Report (Appendices)

    Jul 28, 2026 ... Preliminary Facility-Wide Health Risk Assessment Facility # 10 Chevron Richmond Refinery August 2026 Prepared by: Leo Ly, Principal Engineer Approved by: Daphne Chong, ...

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    (4 Mb PDF, 376 pgs)

    Jul 28, 2026 ... Preliminary Facility-Wide Health Risk Assessment Facility # 10 Chevron Richmond Refinery August 2026 Prepared by: Leo Ly, Principal Engineer Approved by: Daphne Chong, ...

  • Lehigh HRA Addendum October 2014
    Lehigh HRA Addendum October 2014

    Oct 27, 2014 ... 2014 HEALTH RISK ASSESSMENT ADDENDUM Lehigh Southwest Cement Company Cupertino, California Prepared for: Lehigh Southwest Cement Company Cupertino, California Prepared by: AMEC ...

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    (5 Mb PDF, 91 pgs)

    Oct 27, 2014 ... 2014 HEALTH RISK ASSESSMENT ADDENDUM Lehigh Southwest Cement Company Cupertino, California Prepared for: Lehigh Southwest Cement Company Cupertino, California Prepared by: AMEC ...

  • Air District HRA Modeling Protocol
    Air District HRA Modeling Protocol

    Dec 22, 2020 ... BAAQMD Health Risk Assessment Modeling Protocol December 2020 H:\Engineering\Rule 11-18\HRA Guidelines\BAAQMD HRA Modeling Protocol December 2020.pdf ...

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    (593 Kb PDF, 31 pgs)

    Dec 22, 2020 ... BAAQMD Health Risk Assessment Modeling Protocol December 2020 H:\Engineering\Rule 11-18\HRA Guidelines\BAAQMD HRA Modeling Protocol December 2020.pdf ...

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