Waeckerlin, Eric

A nationally respected environmental lawyer, Eric Waeckerlin advises clients throughout the country on complex environmental litigation, enforcement and regulatory matters. He represents clients in major litigation in federal and state courts over critical air quality and other environmental issues affecting numerous industries.

Clients rely on Eric for his deep understanding of their businesses and operations, and recognized expertise across a wide range of state and federal environmental regulatory programs. These include the CAA, CWA, Safe Drinking Water Act, RCRA, CERCLA, NEPA and their state equivalents. Eric also frequently represents oil and natural gas clients on a range of environmental and regulatory compliance issues before the Bureau of Land Management as well as state oil and gas conservation commissions across the Rocky Mountain West.

Eric is solution-oriented in his approach toward resolving complex, high-stakes environmental matters affecting permitting, project development, compliance and enforcement. In addition to his litigation and administrative regulatory practice, he is often tapped to develop technical and legal comments on numerous state and federal regulatory initiatives, with a particular focus on CAA issues.

Prior to joining Brownstein, Eric practiced in Denver and in Washington, D.C., where he advised energy and industrial clients on a wide range of environmental compliance and enforcement matters.

  • J.D., 2005, University of Montana School of Law
  • M.S., 2001, Duke University
  • B.S., 1998, University of Wyoming
  • Wyoming
  • District of Columbia
  • Montana
  • Colorado

Best Lawyers in America, Environmental Law, 2018-2020

Denver Business Journal, Who's Who in Energy, 2017


American Bar Association

  • Climate Change, Sustainable Development, and Ecosystems Committee, Vice Chair
  • Superfund and Natural Resources Damages Litigation Committee, Vice Chair