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Controlling NOx Emissions from Nitric Acid Manufacturing

Rules in Title 30, Texas Administrative Code, Chapter 117, for controlling emissions of nitrogen oxides from nitric acid production units. These rules are part of the State Implementation Plan strategy to meet the National Ambient Air Quality Standard for ozone.

Areas Affected

These rules apply statewide.

Rule Citation

30 TAC Chapter 117, Subchapter F, Division 2 and 30 TAC Chapter 117, Subchapter F, Division 3 Exit the TCEQ

Rule Description

  • The rules set NOx emission limits for nitric acid production units.
  • The rules also contain monitoring, reporting, recordkeeping, and testing requirements.

Rule History

The Chapter 117 rule history for nitric acid manufacturing discusses revisions to the rules, including their proposal and adoption, the associated State Implementation Plan revision, and U.S. Environmental Protection Agency approval.

Compliance Resources

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