March 22, 2022
Nancy Vehr Administrator
Air Quality Division
Wyoming Department of Environmental Quality 200 West 17th Street
Cheyenne, WY 82002
Re: Conservation Organizations’ Comments on Wyoming’s Proposed State Implementation Plan Regional Haze Round Two
Dear Ms. Vehr:
The National Parks Conservation Association, Sierra Club, Powder River Basin Resource Council, and Coalition to Protect America’s National Parks submit the following comments and attached expert reports1 regarding Wyoming Department of Environmental Quality’s Proposed State Implementation Plan Regional Haze Round Two, dated February 18, 2022.
Read the comments here (PDF).