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Frackers average at least two violations a day

Environmentalists use online records in Colorado and 2 other states

Rules crafted to limit flood damage OK’d

DENVER – The commission that oversees natural gas and oil regulation in Colorado adopted new rules Monday designed to limit spills during major floods like the one that struck the Front Rang...

Human waste taints Animas

Bacteria found near state border

Dry and dusty

Despite snow, southwestern La Plata County may stay parched

Is Silverton ready for a cleanup?

As mines continue to leach pollutants, some residents reconsider Superfund

Region’s air may face new rules

Proposed EPA plan could put counties above pollution limits

N.M. gas blob targeted

Environmentalists eye gas flaring

Animas River trout in decline

Fewer young browns particularly worrisome

City funds nonprofit’s budget

4CORE searching for director, additional funding

City councilors supporting tough climate-change action

Signed letter sent to EPA last week

Fracking emissions still high despite regulations

Study: Rapidly expanding gas, oil hard to keep up with

Four Corners a methane hot spot

Satellite imagery shows high levels here