part_subject: "NATIONAL EMISSION STANDARDS FOR HAZARDOUS AIR POLLUTANTS"
subpart_code: "K"
subpart_subject: "National Emission Standards for Radionuclide Emissions From Elemental Phosphorus Plants"
section_number: "61.125"
section_subject: "Test methods and procedures."
cfr_reference: "40 CFR 61.125"
title_name: "Title 40"
title_subject: "Protection of Environment"
parts_covered: "Parts 61 to 62"
revised_date: "Revised as of July 1, 2019"
publication_date: "As of July 1, 2019"
contains_description: "Containing a codification of documents of general applicability and future effect"
publication_info: "Published by the Office of the Federal Register National Archives and Records Administration as a Special Edition of the Federal Register"
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(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.