40 CFR 61.44 - Stack sampling.

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§ 61.44 Stack sampling.
(a) Sources subject to § 61.42(b) shall be continuously sampled, during release of combustion products from the tank, according to Method 104 of appendix B to this part. Method 103 of appendix B to this part is approved by the Administrator as an alternative method for sources subject to § 61.42(b).
(b) All samples shall be analyzed, and beryllium emissions shall be determined within 30 days after samples are taken and before any subsequent rocket motor firing or propellant disposal at the given site. All determinations shall be reported to the Administrator by a registered letter dispatched before the close of the next business day following such determinations.
(c) Records of emission test results and other data needed to determine total emissions shall be retained at the source and made available, for inspection by the Administrator, for a minimum of 2 years.
(d) The Administrator shall be notified at least 30 days prior to an emission test, so that he may at his option observe the test.
[38 FR 8826, Apr. 6, 1973, as amended at 50 FR 46294, Nov. 7, 1985]

Title 40 published on 2014-07-01

no entries appear in the Federal Register after this date.

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United States Code
U.S. Code: Title 42 - THE PUBLIC HEALTH AND WELFARE

Title 40 published on 2014-07-01

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

  • 2014-07-21; vol. 79 # 139 - Monday, July 21, 2014
    1. 79 FR 42275 - Revisions to National Emission Standards for Radon Emissions From Operating Mill Tailings
      GPO FDSys XML | Text
      ENVIRONMENTAL PROTECTION AGENCY
      Proposed rule; extension of comment period.
      Written comments on the proposed rule published on May 2, 2014 (79 FR 25388) must be received on or before October 29, 2014.
      40 CFR Part 61