40 CFR Part 63, Subpart DD, Table 4 to Subpart DD of Part 63 - Tank Control Levels for Tanks at New Affected Sources as Required by 40 CFR 63.685(b)(2)

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View PDF at GPO Pt. 63, Subpt. DD, Table 4
Table 4 to Subpart DD of Part 63—Tank Control Levels for Tanks at New Affected Sources as Required by 40 CFR 63.685(b)(2)
Tank design capacity (cubic meters) Maximum HAP vapor pressure of off-site material managed in tank (kilopascals) Tank control level
Design capacity less than 38 m3 Maximum HAP vapor pressure less than 76.6 kPa Level 1.
Design capacity equal to or greater than 38 m3 and less than 151 m3 Maximum HAP vapor pressure less than 13.1 kPa Level 1.
Maximum HAP vapor pressure equal to or greater than 13.1 kPa Level 2.
Design capacity equal to or greater than 151 m3 Maximum HAP vapor pressure less than 0.7 kPa Level 1.
Maximum HAP vapor pressure equal to or greater than 0.7 kPa Level 2.

Title 40 published on 2013-07-01

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.

  • 2014-02-27; vol. 79 # 39 - Thursday, February 27, 2014
    1. 79 FR 11228 - Revisions to Test Methods and Testing Regulations
      GPO FDSys XML | Text
      ENVIRONMENTAL PROTECTION AGENCY
      Final rule.
      This final rule is effective on February 27, 2014. The incorporation by reference materials listed in the rule are approved by the Director of the Federal Register as of February 27, 2014.
      40 CFR Parts 51, 60, 61, and 63

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United States Code

Title 40 published on 2013-07-01

The following are ALL rules, proposed rules, and notices (chronologically) published in the Federal Register relating to 40 CFR 63 after this date.

  • 2014-02-27; vol. 79 # 39 - Thursday, February 27, 2014
    1. 79 FR 11228 - Revisions to Test Methods and Testing Regulations
      GPO FDSys XML | Text
      ENVIRONMENTAL PROTECTION AGENCY
      Final rule.
      This final rule is effective on February 27, 2014. The incorporation by reference materials listed in the rule are approved by the Director of the Federal Register as of February 27, 2014.
      40 CFR Parts 51, 60, 61, and 63