Official Comments

Comments on the Environmental Protection Agency’s (EPA) revised intended Air Quality Designations for the 2015 Ozone National Ambient Air Quality Standards for Colorado

July 12, 2021

Comments on Colorado’s Pollution Reduction Roadmap

April 22, 2021

Comments to Colorado Dept. of Public Health and Environment (CDPHE) on Colorado Greenhouse Gas (GHG) Inventory

April 22, 2021

Comments to the European Commission on a Proposal for Regulation on Batteries and Waste Batteries

March 11, 2021

Comments to the Texas Railroad Commission on Venting and Flaring

September 25, 2020

Comments on San Francisco Peaks/Mount Elden Mineral Withdrawal

September 19, 2020