2021 Systems installed by time period 2021 Systems installed by time period https://www.tceq.texas.gov/downloads/permitting/ossf/reporting-system/oars2021.pdf/view https://www.tceq.texas.gov/@@site-logo/TCEQ-logo-header.png 2021 Systems installed by time period 2021 Systems installed by time period oars2021.pdf — 1.8 MB
