Region 12 PM2.5 Report 09-06-2020 thru 09-07-2020 Update https://www.tceq.texas.gov/downloads/response/hurricanes/laura/air-quality/r12-pm25-09-07-2020.pdf/view https://www.tceq.texas.gov/@@site-logo/TCEQ-logo-header.png Region 12 PM2.5 Report 09-06-2020 thru 09-07-2020 Update r12-pm25-09-07-2020.pdf — 328.2 KB