40 CFR Part 98, Subpart HH, Table HH-3 to Subpart HH of Part 98 - Landfill Gas Collection Efficiencies

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View PDF at GPO Pt. 98, Subpt. HH, Table HH-3
Table HH-3 to Subpart HH of Part 98—Landfill Gas Collection Efficiencies
Description Landfill Gas Collection Efficiency
A1: Area with no waste in-place Not applicable; do not use this area in the calculation.
A2: Area without active gas collection, regardless of cover type CE2: 0%.
A3: Area with daily soil cover and active gas collection CE3: 60%.
A4: Area with an intermediate soil cover, or a final soil cover not meeting the criteria for A5 below, and active gas collection CE4: 75%.
A5: Area with a final soil cover of 3 feet or thicker of clay and/or geomembrane cover system and active gas collection CE5: 95%.
Area weighted average collection efficiency for landfills CEave1 = (A2*CE2 A3*CE3 A4*CE4 A5*CE5)/(A2 A3 A4 A5).
[74 FR 56374, Oct. 30, 2009, as amended at 75 FR 66474, Oct. 28, 2010]

Title 40 published on 2014-07-01

The following are only the Rules published in the Federal Register after the published date of Title 40.

For a complete list of all Rules, Proposed Rules, and Notices view the Rulemaking tab.

  • 2014-12-11; vol. 79 # 238 - Thursday, December 11, 2014
    1. 79 FR 73750 - Greenhouse Gas Reporting Program: Addition of Global Warming Potentials to the General Provisions and Amendments and Confidentiality Determinations for Fluorinated Gas Production
      GPO FDSys XML | Text
      ENVIRONMENTAL PROTECTION AGENCY
      Final rule.
      This final rule is effective on January 1, 2015.
      40 CFR Part 98

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United States Code

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 98 after this date.

  • 2014-12-11; vol. 79 # 238 - Thursday, December 11, 2014
    1. 79 FR 73750 - Greenhouse Gas Reporting Program: Addition of Global Warming Potentials to the General Provisions and Amendments and Confidentiality Determinations for Fluorinated Gas Production
      GPO FDSys XML | Text
      ENVIRONMENTAL PROTECTION AGENCY
      Final rule.
      This final rule is effective on January 1, 2015.
      40 CFR Part 98