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Title 40

Displaying title 40, up to date as of 9/21/2021. Title 40 was last amended 9/21/2021.
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Title 40 Protection of Environment Part / Section
Chapter I Environmental Protection Agency 1 – 1099
Subchapter C Air Programs 50 – 99
Part 58 Ambient Air Quality Surveillance 58.1 – 58.61
Subpart A General Provisions 58.1 – 58.3
§ 58.1 Definitions.
§ 58.2 Purpose.
§ 58.3 Applicability.
Subpart B Monitoring Network 58.10 – 58.16
Subpart C Special Purpose Monitors 58.20
§ 58.20 Special purpose monitors (SPM).
Subpart D Comparability of Ambient Data to the NAAQS 58.30
§ 58.30 Special considerations for data comparisons to the NAAQS.
Subpart E [Reserved]
Subpart F Air Quality Index Reporting 58.50
§ 58.50 Index reporting.
Subpart G Federal Monitoring 58.60 – 58.61
§ 58.60 Federal monitoring.
§ 58.61 Monitoring other pollutants.
Appendix A to Part 58
Quality Assurance Requirements for Monitors used in Evaluations of National Ambient Air Quality Standards
Appendix B to Part 58
Quality Assurance Requirements for Prevention of Significant Deterioration (PSD) Air Monitoring
Appendix C to Part 58
Ambient Air Quality Monitoring Methodology
Appendix D to Part 58
Network Design Criteria for Ambient Air Quality Monitoring
Appendix E to Part 58
Probe and Monitoring Path Siting Criteria for Ambient Air Quality Monitoring
Appendix F to Part 58 [Reserved]
Appendix G to Part 58
Uniform Air Quality Index (AQI) and Daily Reporting