- Between 2000 and 2017, NOx emissions decreased 69% and measured ground level ozone concentrations decreased 28%.
- Emissions data reported by sites that met the TCEQ reporting requirements as stated in 30 Texas Administrative Code, Section 101.10 for the given year.
- Design values from EPA's Air Quality System (AQS).
- All data current as of 1/29/2019
- NOx emissions decreased 72% since 1997.
- Emissions data reported by sites that met the TCEQ reporting requirements as stated in 30 Texas Administrative Code, Section 101.10 for the given year.
- All data current as of 1/29/2019
- VOC emissions decreased 58% since 1997.
- Emissions data reported by sites that met the TCEQ reporting requirements as stated in 30 Texas Administrative Code, Section 101.10 for the given year.
- All data current as of 1/29/2019
- SO2 emissions decreased 63% since 1997
- Emissions data reported by sites that met the TCEQ reporting requirements as stated in 30 Texas Administrative Code, Section 101.10 for the given year.
- All data current as of 1/29/2019
- Houston-Galveston Brazoria ozone nonattainment area NOX emissions decreased 84% since 1997
- 30 Texas Administrative Code, Chapter 117 NOx rules went into effect in 1999.
- Emissions data reported by sites that met the TCEQ reporting requirements as stated in 30 Texas Administrative Code, Section 101.10 for the given year.
- All data current as of 1/29/2019
- Houston-Galveston Brazoria ozone nonattainment area VOC emissions decreased 54% since 1997
- Emissions data reported by sites that met the TCEQ reporting requirements as stated in 30 Texas Administrative Code, Section 101.10 for the given year.
- All data current as of 1/28/2019
- Houston-Galveston Brazoria ozone nonattainment area SO2 emissions decreased 61% since 1997
- Emissions data reported by sites that met the TCEQ reporting requirements as stated in 30 Texas Administrative Code, Section 101.10 for the given year.
- All data current as of 1/29/2019
- Beaumont-Port Arthur area (Hardin, Jefferson, and Orange Counties) NOx emissions decreased 66% since 1997
- 30 Texas Administrative Code, Chapter 117 NOx rules went into effect in 1999.
- Emissions data reported by sites that met the TCEQ reporting requirements as stated in 30 Texas Administrative Code, Section 101.10 for the given year.
- All data current as of 1/29/2019
- Beaumont-Port Arthur area (Hardin, Jefferson, and Orange Counties) VOC emissions decreased 66% since 1997
- Emissions data reported by sites that met the TCEQ reporting requirements as stated in 30 Texas Administrative Code, Section 101.10 for the given year
- All data current as of 1/29/2019
- Beaumont-Port Arthur area (Hardin, Jefferson, and Orange Counties) SO2 emissions decreased 48% since 1997
- Emissions data reported by sites that met the TCEQ reporting requirements as stated in 30 Texas Administrative Code, Section 101.10 for the given year.
- All data current as of 1/29/2019
- Between 2000 and 2017, NOx emissions decreased 69% and population increased by 35%.
- Emissions data reported by sites that met the TCEQ reporting requirements as stated in 30 Texas Administrative Code, Section 101.10 for the given year.
- Population data from US Census Bureau..
- All data current as of 1/29/2019
by the Association of Air Pollution Control Agencies
