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Current PM-2.5 Hourly Averages by Region

The TCEQ’s monitoring of particulate matter 2.5 micrometers or less in diameter, measured at each region.
Click a region to get a list of hourly averages.

sm_tceq_regions.gif region 1 region 2 region 6 region 7 region 3 region 4 region 5 region 8 region 9 region 10 region 11 region 16 region 13 region 15 region 14 region 12

PLEASE NOTE: This data has not been verified by the TCEQ and may change. This is the most current data, but it is not official until it has been certified by our technical staff. Data is collected from TCEQ ambient monitoring sites and may include data collected by other outside agencies. This data is updated hourly. All times shown are in local standard time unless otherwise indicated.