This page contains a listing (by county) of TCEQ laboratory analysis of air samples collected near oil and/or natural gas facilities located in the Barnett Shale area, and provides signed and dated TCEQ Laboratory Analysis Results for collected samples. This page also contains associated toxicological evaluation memoranda.
Barnett Shale
Barnett Shale is a hydrocarbon-producing geological formation consisting of sedimentary rocks and stretching from the city of Dallas west and south, covering 5,000 square miles.