Eric Waeckerlin

Holland & Hart LLP

Eric Waeckerlin brings over a decade of experience representing clients throughout the country on complex environmental litigation, enforcement, and regulatory matters. He has established a reputation as a nationally respected environmental lawyer, representing clients in major litigation in federal and state courts over critical air quality and other environmental issues affecting numerous industries.

Clients turn to him 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 Clean Air Act, Clean Water Act, Safe Drinking Water Act, Resource Conservation and Recovery Act, Comprehensive Environmental Response, Compensation, and Liability Act, National Environmental Policy Act, and all of 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.

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 Clean Air Act issues.

Prior to joining Holland & Hart, Eric clerked in the United States District Court for the District of Montana and then 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.


  • Advises clients on a wide range of Clean Air Act issues affecting the energy industry, including development and compliance with federal New Source Performance Standards (NSPS), National Emission Standards for Hazardous Air Pollutants (NESHAP), Reasonably Available Control Technologies (RACT), and Maximum Achievable Control Technology (MACT) standards.
  • Represents national and regional trade associations in complex litigation challenging national air quality and waste conservation rules promulgated by the Environmental Protection Agency (EPA) and the Bureau of Land Management  (BLM).
  • Counsels clients on project development and permitting strategies under various federal and state minor and major source programs, including the Clean Air Act Title V and Prevention of Significant Deterioration (PSD) programs.
  • Advises and represents clients on a wide range of issues under the Resource Conservation and Recovery Act (RCRA), including related to the characterization, treatment, storage, disposal, and hazardous secondary material recycling of solid and hazardous wastes consistent with EPA’s Definition of Solid Waste rules and regulations.
  • Counsels oil and gas clients on compliance with state and federal air quality regulations, including implementation of Colorado’s new methane regulations and other greenhouse gas- and climate change-related regulations.
  • Counsels up- and mid-stream oil and gas sector clients on compliance and enforcement issues related to flares and flaring of natural gas.
  • Performs environmental due diligence on a range of transactional matters.


  • University of Montana, J.D., 2005
  • Duke University, M.S., 2001
  • University of Wyoming, B.S., 1998

Bar Admissions:

  • Montana
  • Wyoming
  • District of Columbia

Professional and Civic Affiliations : American Bar Association


Rate : $$$

What types of cases Attorney Eric Waeckerlin & Holland & Hart LLP can handle?
Holland & Hart LLP can handle cases related to laws concerning Litigation, Business, Energy Utilities & Environmental. We manually verify each attorney’s practice areas before approving their profiles and reviews on our website.
Where is Holland & Hart LLP located?
Holland & Hart LLP is located at 555 17th St #3200, Denver, CO 80202, USA. You can reach out to Holland & Hart LLP using their phone line 303.295.8086. You can also check their website
How much would it cost to hire Holland & Hart LLP?
Eric Waeckerlin lawyer charges are specific to each case. However, they work with contingency fees and its ranges from $$ to $$$. They also provide free consultation [and no obligation quotes] if you are interested to hire.
Are Eric Waeckerlin reviews trust-able?
We have the ratings and reviews moderation team who checks and verifies every review submitted on our website manually. You can trust all the reviews you see on Eric Waeckerlin lawyer profile listing.

Rate and write a review

Your email address will not be published. Required fields are marked *

Is this your profile?Claim it now.

Make sure your information is up to date.
Holland & Hart LLP
555 17th St #3200, Denver, CO 80202, USA
Get directions

Tyler Nicoll

Crosspointe Drive 1019
Naples 34110 FL US

Rick Cofer

West Avenue 1002
Austin 78701 TX US

Brian Orlow

Main Street 71-18
11367 NY US

Lina Stillman

Broadway 42
New York 10006 NY US