Controlling VOC Emissions from Vent Gas
Rules in Title 30, Texas Administrative Code, Chapter 115 for controlling emissions of volatile organic compounds from vents. These rules are part of the State Implementation Plan strategy to meet the National Ambient Air Quality Standard for ozone.
- Beaumont–Port Arthur area (Hardin, Jefferson, and Orange Counties)
- Corpus Christi area (rules only apply in Nueces County)
- Dallas–Fort Worth area (Collin, Dallas, Denton, Ellis, Johnson, Kaufman, Parker, Rockwall, and Tarrant counties)
- El Paso area (El Paso County)
- Houston-Galveston-Brazoria area (Brazoria, Chambers, Fort Bend, Galveston, Harris, Liberty, Montgomery, and Waller counties)
- Victoria area (Victoria County)
- Rules apply to all sources not regulated in other divisions of Chapter 115.
- Limit VOC emissions from vents and stacks on a wide variety of industrial sources.
- Include monitoring, testing, and record-keeping requirements for affected sources.
- The rules are among the oldest VOC regulations in Texas, originally developed in 1972.
The Chapter 115 rule history for vent gas gives information on revisions to the rules, including the rule proposal and adoption, the associated state implementation plan revision, and the U.S. Environmental Protection Agency approval of the rules.
- The Decision Support System can help you determine if you are subject to the Chapter 115 vent gas rules.
- Resources for small businesses and local governments
- American Society for Testing and Materials (ASTM) Standards
- EPA Test Methods
- The Chapter 115 Stakeholder Group helps the agency with air quality issues, including controlling emissions from loading and unloading.
- State plan to meet the national ozone standard
- Air permitting and registration
- Tax relief for pollution-control property
- Point source emissions inventory