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Frustrated, Peter Butler leaves Superfund advisory group

‘We are not consulted’ wrote outgoing chairman

After 8 years, businesses’ Gold King claims denied

Nearly 100 businesses and individuals applied for compensation for losses related to the spill

Silverton awarded $800,000 from EPA

Grant will be used for environmental cleanup and revitalization

Federal legislation seeks to update mining law

Outdated rules have left a slew of unremediated sites across the West

Silverton mine waste repository construction to begin

The site will provide a final resting place for sludge removed from drainage of mines

Colorado oil, gas companies offer $459 million to guarantee wells are plugged eventually

Plans seek to meet new state financial requirements, but some smaller operators hope to put up only a fraction of the needed funds

EPA outlines 2023 Bonita Peak cleanup priorities

Agency has several large projects in the Silverton Superfund site on next year’s schedule

Colorado regulators out of patience with oil well cleanup

K.P. Kauffman Co. says it will be in better financial condition if it sells northeastern Colorado wells to a company proposing to use them for a carbon capture project

There’s a crappy situation in Colorado’s backcountry: too many pooping hikers

Outdoor recreation groups hope handing out waste-disposal kits will cut down on the problem piling up on Colorado’s public lands

Animas River water quality is improving in Durango, study shows

Upgrades to city’s treatment plant benefit aquatic life, recreation

Bulkheads caused the Gold King Mine spill. Could they also be part of the solution?

Remediation tool can limit acidic drainage, but experts must also understand the complicated hydrology

Passage of federal abandoned mine legislation likely faces uphill battle

Experts raise doubts over bill’s viability, but say it’s a step in the right direction