Colorado requires drillers assess impacts of wells. Does it matter?

Environmental groups want regulators to toughen rules, consider impacts of increased drilling activity

EPA approves air quality rules for Northern Ute Tribe in Utah

New plan adds regulations to oil and gas producers; Uinta Basin has exceeded air quality standards

Oil, gas operator pays millions for Clean Air Act violations

Public prosecution ‘a great model’ for future suits against polluters

Texas oil, gas agency investigating 5.4 magnitude quake in West Texas

Authorities say seismic activity recorded as Texas’ largest in three decades; shock felt as far as Carlsbad

U.S. gives protections to rare Midwest bird as prairie suffers

Prairie chicken’s range includes oil-rich Permian Basin

Revision of La Plata County gas and oil land-use code underway

County will continue to offer opportunities for public input through early November

Education, environment advocates warn about instability of oil and gas revenue

Politicians won’t slow the industry but must eventually diversify funding, economist says

U.S. shift away from coal hits tribal community in New Mexico

Realities of closing San Juan plant and mine setting in for surrounding communities

EPA tells Polis there’s no getting out of selling reformulated gas to fight ozone

State has threatened to sue over pricier, cleaner gasoline

La Plata County to host workshops on gas and oil land-use codes

Presentations will update residents on state rules while seeking feedback for local revisions

Eagle County leads last-ditch attempt to block Utah oil rail cars from traversing Colorado River

Eagle County is the only Colorado group appealing the approval of a Utah railroad that will direct crude oil through Colorado

Climate damage from oil leases on U.S. land gets second look

Leases put up for sale during Trump administration