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Is there a list of EPA's Priority Pollutants?

The EPA list of Priority Pollutants is available through the Code of Federal Regulations (CFR), 40 CFR - CHAPTER I - PART 423: Appendix A to Part 423, and are listed on the EPA website: http://water.epa.gov/scitech/methods/cwa/pollutants.cfm 

Part 423 may also be found in its entirety on the CFR website: http://www.ecfr.gov/cgi-bin/text-idx?rgn=div5&node=40: 

The Code of Federal Regulations is also available on the Internet at: GPO's Federal Digital System: Code of Federal Regulations,


The following index will point you to the correct sections of the CFR depending upon how the substance is regulated:

Air Toxics Lists
CAA Section 112(b) - List of Hazardous Air Pollutants Designated by Congress
40 CFR 61.01 - List of Covered Pollutants (NESHAPs)
40 CFR 68.130 - List of Toxic and Flammable Substances Under CAA Section 112(r)

Extremely Hazardous Substances (EHS) List Under EPCRA (SARA Section 302)
40 CFR 355, Appendix A (Alphabetical)
40 CFR 355, Appendix B (By CAS number)

Ground Water Lists
40 CFR 264.94, Table 1 - Hazardous Constituent Concentration Limits
40 CFR 264, Appendix IX - Ground Water Monitoring List

Hazardous Materials Table (Hazmat)
49 CFR 172.101, Table

Hazardous Substances List under CWA Section 311
40 CFR 116.4 (Alphabetical and by CAS number)

National Priorities List (Superfund Sites)
40 CFR 300, Appendix B
Table 1 - General Superfund Section
Table 2 - Federal Facilities Section

New Source Performance Standards (NSPS)
40 CFR 60.16 - Prioritized List of Major Source Categories

OSHA Air Contaminants Limits
29 CFR 1910.1000, Tables Z-1, Z-2, Z-3

Ozone-Depleting Substances (Controlled Substances)
40 CFR 82, Appendix A to Subpart A (Class I Controlled Substances)
40 CFR 82, Appendix B to Subpart A (Class II Controlled Substances)
40 CFR 82, Appendix F to Subpart A (Listing of Ozone-Depleting Chemicals)

RCRA Hazardous Waste Lists
40 CFR 261.31 - Hazardous Wastes From Non-Specific Sources
40 CFR 261.32 - Hazardous Wastes From Specific Sources
40 CFR 261.33 - Discarded Commercial Chemical Products, Off-Specification Species,
Container Residues, and Spill Residues Thereof (Acute and Toxic Wastes)
40 CFR 261, Appendix VIII - Hazardous Constituents List
40 CFR 261, Appendix IX, Table 1 - Wastes Excluded From Specific Sources

Reportable Quantities List (Hazardous Substances and Their RQs)
40 CFR 302.4

Reportable Quantities of Hazardous Substances Under CWA Section 311
40 CFR 117.3 (Table 117.3)

Toxic Chemical Emissions Inventory Under EPCRA Section 313
40 CFR 372.65 (Alphabetical, by CAS number and chemical category)

Toxic Pollutants
40 CFR 129.4 - List of Pollutants Subject to NPDES Permit Requirements
40 CFR 401.15 - List of Pollutants Under CWA Section 307(a)(1)

For directions to the listing of Hazardous Air Pollutants (HAP), please view this FAQ:

Where can I find National Emission Standards for Hazardous Air Pollutants (NESHAPs)?  Where is the list of hazardous air pollutants?http://publicaccess.supportportal.com/ics/support/KBAnswer.asp?questionID=24208 

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Topic Information
  • Topic #: 23002-19285
  • Date Created: 12:10:2004
  • Last Modified Since: 04:29:2015
  • Viewed: 5338

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