Media Room
Presentation
Overview.ppt
[300 KB]
Houston Regional Monitoring Network Overview
Charts
ChartA.pdf
[6 KB]
Comparison of Air Quality in Major U.S. Cities
ChartBA.pdf
[23 KB]
Ground-Level Ozone Exceedance Days
ChartBB.pdf
[1070 KB]
Ground-Level Ozone Design Value
ChartC.pdf
[24 KB]
Volatile Organic Compounds
ChartD.pdf
[27 KB]
Effects Screening Levels
ChartE.pdf
[34 KB]
Benzene Levels
Air Quality Trends
2007 Air Quality Trends Brochure
[1.9MB]
Last Update: 03/18/2009