Hard water: In these metro neighborhoods, few drink the tap water. Can trust in...

Some Colorado residents have been experiencing drinking water contamination for years. When the water will be safe to drink is unknown.

Once ‘paradise,’ parched Colorado valley grapples with arsenic in water

Decades of climate change-driven drought, combined with the overpumping of aquifers, is making the valley desperately dry — and appears to be intensifying the levels of heavy metals in drinking water.

Drive for nuclear power boosts uranium industry — and tribal health concerns in Southwest

For decades, a Utah uranium mill has sparked debate over whether radioactive contamination threatens human health by getting into the water and the air.

Owners of Eagle River Village mobile-home park defend water quality

Residents of a mobile home park in Edwards say their well water tastes, looks and smells bad.
The South Adams County Water and Sanitation district photo

Colorado health officials investigating contaminated PFAS plume near Denver fire training center

The Colorado health department is investigating a plume causing high levels of forever chemicals in the raw water supply of Adams County.

As the Salton Sea shrinks, it leaves behind a toxic reminder of the cost...

Scientists fear that eventually the toxic residue of more than a century of agricultural runoff will be blown into the air — and into the lungs of residents.

Denver Water is halfway through replacing lead pipes. Why didn’t this happen sooner?

On an early morning, a quiet Denver neighborhood was temporarily transformed into a construction zone. A boring machine on the road outside someone’s home...

Rafting season ready to launch, but COVID-19 worries running high

Colorado’s virus-related restrictions are forcing commercial rafting companies to create social distance on unruly rivers and face the potential for smaller crowds.

Mobile-home residents stuck in a regulatory roundabout

It's unclear whether a new law could improve water quality in the Eagle River Village park, but legislators want to pressure owners to do more.

Colorado OKs drinking treated wastewater; now to convince the public it’s a good idea

Colorado joins three other states in approving a new rule that clears the way for drinking treated wastewater.