EPA looks to drilling to solve mystery of American Tunnel

Former transportation passage poses mystery for researchers

Don Coram passes resolution pushing for lawsuit against EPA

Action would seek reimbursements for Gold King Mine spill

Monitoring of Animas River ramps up as spring runoff increases

Public can see live feeds at USGS site

EPA reimburses another $90,000 for Gold King Mine spill costs

Funds awarded to five entities in Colorado and Utah

EPA adds Bonita Peak Mining District to Superfund list

Listing for remediations comes about 1 year after Gold King Mine spill

New Mexico sues EPA, Sunnyside Mine owners

State says both responsible for Gold King Mine impact

New Mexico attorney general dissatisfied with mine spill response

Attorney general says state’s requests disregarded

EPA releases final water-monitoring plan related to Gold King Mine spill

Plans to test 30 locations over a yearlong period

Spring runoff red-flags Animas aquatic life

Data show metal concentrations don’t pose short-term risk, but could in the long-term

Hickenlooper recommends Superfund listing for mine sites around Silverton

‘The end of one process and the start of a much longer one’

Gold King owner says EPA forced access agreement renewal

Though his name’s in ink, Todd Hennis said his signature appears not by choice

EPA lays out plan for summer work at Superfund site

Agency hopes to begin smaller remediation projects