40 CFR 61.125 - Test methods and procedures.

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§ 61.125 Test methods and procedures.

(a) Each owner or operator of a source required to test emissions under § 61.123, unless an equivalent or alternate method has been approved by the Administrator, shall use the following test methods:

(1) Method 1 of appendix A to 40 CFR part 60 shall be used to determine sample and velocity traverses;

(2) Method 2 of appendix A to 40 CFR part 60 shall be used to determine velocity and volumetric flow rate;

(3) Method 3 of appendix A to 40 CFR part 60 shall be used for gas analysis;

(4) Method 5 of appendix A to 40 CFR part 60 shall be used to collect particulate matter containing the polonium-210; and

(5) Method 111 of appendix B to 40 CFR part 61 shall be used to determine the polonium-210 emissions.

[54 FR 51699, Dec. 15, 1989, as amended at 65 FR 62156, Oct. 17, 2000]

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United States Code

Title 40 published on 2015-07-01

The following are ALL rules, proposed rules, and notices (chronologically) published in the Federal Register relating to 40 CFR Part 61 after this date.

  • 2015-10-09; vol. 80 # 196 - Friday, October 9, 2015
    1. 80 FR 61139 - Revisions to Test Methods, Performance Specifications, and Testing Regulations for Air Emission Sources; Extension of Comment Period
      GPO FDSys XML | Text
      Proposed rule; extension of comment period.
      Comments on the proposed rule published September 8, 2015 (80 FR 54146) must be received on or before December 9, 2015.
      40 CFR Parts 51, 60, 61, and 63