NOTE: Some data may have been evaluated by the TCEQ Toxicologists. Click here to see Toxicological Evaluations.

Welcome to the Texas Air Monitoring Information System (TAMIS) Web Interface

TAMISWeb allows users to generate and download predefined reports containing air quality data and associated information stored in the TAMIS database. This data is collected and maintained by the Data Collection Team of the Monitoring Division within the Office of Compliance and Enforcement.
TAMIS contains ambient air quality data values for many parameters, including:
  • Criteria Pollutants
  • Hazardous Air Pollutants (HAPs)
  • Volatile Organic Compounds (VOC's)
  • Meteorological Data
TAMIS also contains ambient air monitoring metadata, such as:
  • Geographic Information
  • Measurement Parameters
  • Sampling and Analysis Methods
  • Monitoring Method
  • Monitoring Networks
  • Site Photographs
Throughout this website, a lightning bolt icon Page Interaction Lightning Bolt indicates that this control alters the webpage in some way without refreshing. Selecting the lightning bolt will explain what changes will occur. A book icon Details Book indicates that a more detailed list exists. Selecting the book will open a popup window with the detailed list.

For questions involving the TAMISWeb application, reports, or if you have comments or suggestions please email TAMIS@tceq.texas.gov.
NOTE: Throughout the TAMIS portion of the TCEQ website, users can access valid, validated, ambient (non-QC) data.