The following materials are incorporated by reference. These incorporations do not include any later amendments or editions:
Government Printing Office (GPO), Washington, DC 20401, 202-783-3238, www.govinfo.gov/ The following documents incorporated by reference are available from this source:
Appendix A-1 to 40 CFR 50 (2024) (Reference Measurement Principle and Calibration Procedure for the Measurement of Sulfur Dioxide in the Atmosphere (Ultraviolet Fluorescence Method)), referenced in Section 243.122.
Appendix A-2 to 40 CFR 50 (2024) (Reference Method for the Determination of Sulfur Dioxide in the Atmosphere (Pararosaniline Method)), referenced in Section 243.122.
Appendix B to 40 CFR 50 (2024) (Reference Method for the Determination of Suspended Particulate Matter in the Atmosphere (High-Volume Method)), referenced in appendix G to 40 CFR 50 (see below).
Appendix C to 40 CFR 50 (2024) (Reference Measurement Principle and Calibration Procedure for the Measurement of Carbon Monoxide in the Atmosphere (Non-Dispersive Infrared Photometry)), referenced in Section 243.123.
Appendix D to 40 CFR 50 ((2024) as amended in 88 Fed. Reg. 70598 (Oct 12, 2023)) (Reference Measurement Principle and Calibration Procedure for the Measurement of Ozone in the Atmosphere), referenced in Section 243.125.
Appendix F to 40 CFR 50 (2024) (Reference Measurement Principle and Calibration Procedure for the Measurement of Nitrogen Dioxide in the Atmosphere (Gas Phase Chemi-lumin-escence)), referenced in Section 243.124.
Appendix G to 40 CFR 50 (2024) (Reference Method for the Determination of Lead in Suspended Particulate Matter Collected from Ambient Air), referenced in Section 243.126.
Appendix J to 40 CFR 50 (2024) (Reference Method for the Determination of Particulate Matter as PM10 in the Atmosphere), referenced in Section 243.120.
Appendix K to 40 CFR 50 (2024) (Interpretation of the Primary and Secondary National Ambient Air Quality Standards for Particulate Matter), referenced in Section 243.120.
Appendix L to 40 CFR 50 (2024) (Reference Method for the Determination of Fine Particulate Matter as PM2.5 in the Atmosphere), referenced in Section 243.120.
Appendix N to 40 CFR 50 (2024) (Interpretation of the Primary and Secondary National Ambient Air Quality Standards for Particulate Matter), referenced in Section 243.120.
Appendix O to 40 CFR 50 (2024) (Reference Method for the Determination of Coarse Particulate Matter as PM10-2.5 in the Atmosphere), referenced in appendix Q to 40 CFR 50 and for use in federally required monitoring by the NCore system pursuant to 40 CFR 58.
Appendix P to 40 CFR 50 (2024) (Interpretation of the Primary and Secondary National Ambient Air Quality Standards for Ozone), referenced in Section 243.125.
Appendix Q to 40 CFR 50 (2024) (Reference Method for the Determination of Lead in Particulate Matter as PM10 Collected from Ambient Air), referenced in appendix R to 40 CFR 50.
Appendix R to 40 CFR 50 (2024) (Interpretation of the National Ambient Air Quality Standards for Lead), referenced in Section 243.126.
Appendix S to 40 CFR 50 (2024) (Interpretation of the Primary National Ambient Air Quality Standards for Oxides of Nitrogen (Nitrogen Dioxide)), referenced in Section 243.124.
Appendix T to 40 CFR 50 (2024) (Interpretation of the Primary National Ambient Air Quality Standards for Oxides of Sulfur (Sulfur Dioxide)), referenced in Section 243.122.
Appendix U to 40 CFR 50 (2024) (Interpretation of the Primary National Ambient Air Quality Standards for Ozone), referenced in Section 243.125.
Clean Air Act, 42 USC 7401 et seq. (2022) (for definitions of terms only), referenced in Section 243.101.
BOARD NOTE: Segments of the Code of Federal Regulations and the United States Code are available for free download as PDF documents from the GPO FDsys website: www.govinfo.gov/.
USEPA, National Exposure Research Laboratory, Human Exposure & Atmospheric Sciences Division (MD-D205-03), Research Triangle Park, NC 27711. The following documents incorporated by reference are available from this source:
"List of Designated Reference and Equivalent Methods" (June 15, 2024) (referred to as the "List of Designated Methods") and referenced in Sections 243.101, 243.120, 243.122, 243.123, 243.124, 243.125, and 243.126.
Ill. Admin. Code tit. 35, § 243.108
BOARD NOTE: The List of Designated Methods is available for free download as a PDF document from the USEPA, Technology Transfer, Ambient Monitoring Technology Information Center website: https://www.epa.gov/system/files/documents/2024-06/amtic-list-june-2024-update.pdf.