Media Releases

Weld Residents, Enviros. Move CDPHE, AKA Energy to Reduce Pollution

April 4, 2019 • Earthworks
Weld County, CO — The Colorado Department of Public Health and Environment (CDPHE) found AKA Energy caused illegal air pollution from unpermitted equipment at the Speer Compressor Station in Weld County as a result of local resident complaints using Earthworks’ optical… More »
Media Releases

Conservation groups praise passage of bill to protect water from mining impacts

March 18, 2019
DENVER – Today, the Colorado General Assembly made its final vote to approve HB 19-1113, a bill that will protect water quality at hardrock mines in the state and reduce risks to taxpayers. The bill enacts three important reforms: Specifies that the… More »
Media Releases

CO Supreme Court Ruling Puts Coloradan’s Health at Risk

January 14, 2019 • Earthworks
“The Colorado Supreme Court just ruled that Colorado’s public health, safety, and welfare are less important than permitting oil and gas production. And, by intervening in the case against public health, the oil and gas industry exposes the lie in… More »
Media Releases

Colorado Senator Cory Gardner introduces so-called “Good Samaritan” mine reclamation bill

December 6, 2018 • Earthworks
“The American West is littered with approximately 500,000 abandoned mines that shackle taxpayers with an Environmental Protection Agency (EPA) estimated $50 billion in costs. Good Samaritans, no matter their intentions, lack the resources to dent a problem of this scale.… More »

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Media Releases

Infrared camera reveals huge oil & gas air pollution plume near Erie homes

August 28, 2018
Denver & Washington, D.C. — Earthworks, an environmental nonprofit whose energy program is based in Durango, today published optical gas imaging (infrared) video showing oil and gas air pollution from Extraction’s new production facilities (Coyote Trails) near Erie, CO blowing towards homes… More »

TEDX Comments on Crestone CDP

July 11, 2018 • Carol Kwiatkowski

Baizel, Huber, Oberley Comments on Crestone CDP

July 11, 2018 • Bruce Baizel, Eric Huber, Gregory Oberley

Ingraffea Comments on Crestone Development Plan

July 11, 2018 • Anthony R. Ingraffea, Ph.D., P.E.
Media Releases

Earthworks hires new CO/NM oil & gas field advocate

January 31, 2018 • Earthworks
Leadville, CO — Today, Earthworks announced the hire of Nathalie Eddy as the Oil & Gas Field Advocate for Colorado and New Mexico. The new position is part of Earthworks’ expanded Community Empowerment Project (CEP) to reduce the air, health, and climate impacts… More »

Cotter Corporation Permit Objections

January 19, 2018 • Earthworks et. al.

Objection to Request for Extension of Temporary Cessation Status, Van 4 Mine

June 23, 2017 • Earthworks et. al.

Schwartzwalder Mine

Once one of the nation’s largest underground uranium mines, the Schwartzwalder Mine is located in Jefferson County northwest of Denver, Colorado.

Colorado Cotter Corporation acquired the Schwartzwalder Mine in 1965 and was operational until 2000. The uranium deposit was discovered in the 1940s and was developed as a multi-level, hard rock underground uranium mine.[1]


Lincoln Park/Cotter Mill

Nearly every uranium operation studied in this report had environmental and/or labor violations. The following case studies -- taken from our publication, Nuclear Power's Other Tragedy: Communities Living with Uranium Mining -- highlight some of the most controversial uranium projects in the United States.


Scoping Comments – Supplemental Environmental Impact Statement for Shale Formation Oil and Gas Development on the Southern Ute Reservation in La Plata, Montezuma and Archuleta counties, Colorado.

April 14, 2016

Congressional Guide: Hearings on the Gold King Mine/Animas River Disaster

September 4, 2015 • Earthworks