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Bill to clean up thousands of abandoned mines passes Congress

Good Samaritan law will empower states, nonprofits to tackle abandoned sites

EPA celebrates $4.9 million grant to Southern Ute Tribe to cut air pollution

Program will cut greenhouse gas emissions from tribal natural gas sources by 29%

Colorado senator’s bill could, finally, fulfill Gold King financial damage claims

Sen. Michael Bennet will introduce legislation to provide $3.3 million for lost business

Southern Utes take federal regulatory authority of minor air pollution sources

Tribe is first in the nation to do so, EPA official says

The cost of gas is about to spike in Colorado. How high will it go?

The EPA is forcing Colorado to switch to reformulated gas as ground-level ozone hits ‘severe’

Gold King Mine owner sells property to government, ending litigation

Todd Hennis will receive $919,000 for property near Silverton

Colorado environmental groups threaten to sue EPA for failing to crack down on oil and gas permits

Notice of suit says federal agency should act after state regulators missed deadline

Why did it take so long for the Navajo Nation to secure a Superfund designation?

Waste from 40 years of uranium mining has contaminated watersheds across the reservation

Locals wary of plan to recycle Leadville’s mining waste

Residents concerned plan to process historic mine waste could threaten Arkansas River, unearth town’s long-buried history

First Superfund site on Navajo Nation to address uranium mining pollution

Residents in Arizona community have suffered impacts of radiation exposure for decades

Without abdicating authority, EPA responds to Butler criticism

Water quality expert left role in November citing lack of engagement by federal agency

Frustrated, Peter Butler leaves Superfund advisory group

‘We are not consulted’ wrote outgoing chairman