Skip to Content
Questions or Comments:

Controlling NOx Emissions from Utility Electric Generation in East and Central Texas

Rules in Title 30, Texas Administrative Code, Chapter 117 for controlling emissions of nitrogen oxides from utility electric generating systems in east and central Texas. These rules are part of the State Implementation Plan strategy to meet the National Ambient Air Quality Standards for ozone.

Areas Affected

Other Counties:

  • Atascosa County
  • Brazos County
  • Calhoun County
  • Cherokee County
  • Fannin County
  • Fayette County
  • Freestone County
  • Goliad County
  • Grimes County
  • Henderson County
  • Hood County
  • Hunt County
  • Lamar County
  • Limestone County
  • Marion County
  • McLennan County
  • Milam County
  • Morris County
  • Red River County
  • Robertson County
  • Titus County
  • Wharton County

Rule Citation

30 TAC Chapter 117, Subchapter E, Division 1

Description of Rules

  • Reduce NOx emissions from utility electric power boilers and stationary gas turbines, including duct burners used in turbine exhaust ducts, that are used to generate electric energy for compensation.
  • Apply to units placed into service before December 31, 1995.
  • Monitoring, reporting, recordkeeping, and testing requirements may apply depending on the size (British thermal units per year) of the unit and its particular use.
  • Final control reports demonstrating compliance with the emission specifications may also apply.

Rule History

The Chapter 117 rule history for utility electric generation in east and central Texas (PDF) gives information on revisions to the rules, including the rule proposal and adoption, the associated State Implementation Plan revision, and U.S. Environmental Protection Agency approval.

Compliance Resources

Related Information

Contact Information