40 CFR Part 63, Subpart NNNNN, Table 1 to Subpart NNNNN of Part 63 - Emission Limits and Work Practice Standards

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View PDF at GPO Pt. 63, Subpt. NNNNN, Table 1
Table 1 to Subpart NNNNN of Part 63—Emission Limits and Work Practice Standards
As stated in § 63.9000(a), you must comply with the following emission limits and work practice standards for each emission stream that is part of an affected source.
For each . . . You must meet the following emission limit and work practice standard
1. Emission stream from an HCl process vent at an existing source a. Reduce HCl emissions by 99 percent or greater or achieve an outlet concentration of 20 ppm by volume or less; and
b. Reduce Cl2 emissions by 99 percent or greater or achieve an outlet concentration of 100 ppm by volume or less.
2. Emission stream from an HCl storge tank at an existing source Reduce HCl emissions by 99 percent or greater or achieve an outlet concentration of 120 ppm by volume or less.
3. Emission stream from an HCl transfer operation at an existing source Reduce HCl emissions by 99 percent or greater or achieve an outlet concentration of 120 ppm by volume or less.
4. Emission stream from leaking equipment in HCl service at existing and new sources a. Prepare and operate at all times according to an equipment LDAR plan that describes in detail the measures that will be put in place to detect leaks and repair them in a timely fashion; and
b. Submit the plan to the Administrator for comment only with your Notification of Compliance Status; and
c. You may incorporate by reference in such plan existing manuals that describe the measures in place to control leaking equipment emissions required as part of other federally enforceable requirements, provided that all manuals that are incorporated by reference are submitted to the Administrator.
5. Emission stream from an HCl process vent at a new source a. Reduce HCl emissions by 99.4 percent or greater or achieve an outlet concentration of 12 ppm by volume or less; and
b. Reduce Cl2 emissions by 99.8 percent or greater or achieve an outlet concentration of 20 ppm by volume or less.
6. Emission stream from an HCl storage tank at a new source Reduce HCl emissions by 99.9 percent or greater or achieve an outlet concentration of 12 ppm by volume or less.
7. Emission stream from an HCl transfer operation at a new source Reduce HCl emissions by 99 percent or greater or achieve an outlet concentration of 120 ppm by volume or less.
[68 FR 19090, Apr. 17, 2003, as amended at 71 FR 17746, Apr. 7, 2006]

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.

  • 2014-08-15; vol. 79 # 158 - Friday, August 15, 2014
    1. 79 FR 48072 - NESHAP for Reciprocating Internal Combustion Engines; NSPS for Stationary Internal Combustion Engines
      GPO FDSys XML | Text
      ENVIRONMENTAL PROTECTION AGENCY
      Notice of final decision on reconsideration.
      Effective August 15, 2014. Any petitions for review of the letters announcing the EPA's decision not to propose changes to the regulations in response to the public comments received on the three issues under reconsideration described in this Notice must be filed in the U.S. Court of Appeals for the District of Columbia Circuit by October 14, 2014.
      40 CFR Parts 60 and 63

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This list is taken from the Parallel Table of Authorities and Rules provided by GPO [Government Printing Office].

It is not guaranteed to be accurate or up-to-date, though we do refresh the database weekly. More limitations on accuracy are described at the GPO site.


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 63 after this date.

  • 2014-08-15; vol. 79 # 158 - Friday, August 15, 2014
    1. 79 FR 48072 - NESHAP for Reciprocating Internal Combustion Engines; NSPS for Stationary Internal Combustion Engines
      GPO FDSys XML | Text
      ENVIRONMENTAL PROTECTION AGENCY
      Notice of final decision on reconsideration.
      Effective August 15, 2014. Any petitions for review of the letters announcing the EPA's decision not to propose changes to the regulations in response to the public comments received on the three issues under reconsideration described in this Notice must be filed in the U.S. Court of Appeals for the District of Columbia Circuit by October 14, 2014.
      40 CFR Parts 60 and 63