COVID-19 Request for Enforcement Discretion - Flint Hills Houston Chemical 6/19/20 https://www.tceq.texas.gov/downloads/response/covid-19/enforcement-discretion/flint-hills-houston-chemical-llc-response-4-1-20.pdf/view https://www.tceq.texas.gov/@@site-logo/TCEQ-logo-header.png COVID-19 Request for Enforcement Discretion - Flint Hills Houston Chemical 6/19/20 flint-hills-houston-chemical-llc-response-4-1-20.pdf — 249.4 KB