Colorado’s Division of Oil and Public Safety has received more than 600 complaints from drivers who experienced engine issues ...

Abandoned oil and gas wells pose environmental and public health risks. For three decades, the state has mismanaged funds earmarked for minimizing the threat.

Drivers affected by the mix-up should contact the gas station where they got the contaminated fuel, as well as the Colorado ...

How a vehicle built to run on unleaded fuel reacts when diesel is introduced to the mix depends on a number of factors, including how long the vehicle is driven post “infection” and the ratio of ...

Hundreds of customers reported contaminated fuel across the Denver metro and in northern Colorado, causing vehicles to break ...

Colorado officials say the number of people who have filed complaints that they purchased contaminated gas​ recently is now ...

Dozens of Colorado drivers are still without working vehicles after contaminated gasoline, mixed with diesel fuel, was sold ...

Anyone who got gas Wednesday after 2 p.m. or Thursday and thinks they were affected can file a complaint with Colorado's ...

A Colorado Springs Costco has been confirmed as the first in Southern Colorado discovered to be impacted by a shipment of ...