Barnett Shale Viewer User Guide A user guide for the Barnett Shale Viewer. https://www.tceq.texas.gov/downloads/gis/docs/barnett-shale-userguide.pdf/view https://www.tceq.texas.gov/@@site-logo/TCEQ-logo-header.png Barnett Shale Viewer User Guide A user guide for the Barnett Shale Viewer. barnett-shale-userguide.pdf — 1.8 MB