Drivers were asked to avoid using their gas and diesel vehicles to help manage pollution and "lessen the impacts" on air quality, officials at the National Weather Service said.

"People at greatest risk of harm from breathing air containing ozone include people with asthma." Colorado drivers have been asked to avoid using their cars in a bid to improve air quality.

AAA says Denver is ranked number seven for travel in the U.S. for the Fourth of July holiday, so expect traffic if you leave on Wednesday.

A gastroenterologist in the Denver area helps patients who have unaddressed issues feel comfortable discussing their concerns ...

Colorado Springs Police are asking drivers to avoid all travel unless it is quote 'Absolutely necessary.' If you've been on the roads, you know why.

The Colorado State Patrol wants you to remember you can't celebrate if you never arrive.

According to the Grand Junction Police Department, the main reason puffing is illegal is to avoid car thefts.

Colorado has issued an "Ozone Action Day Alert," encouraging drivers to take steps to prevent air pollution.

Here’s a guide with what to know to avoid getting hit with bills for carpooling in the carpool lane. Who can use express/HOV lanes in Colorado? Anyone can use the express lanes with a toll payment.

The Colorado Republican Party petitioned the US Supreme Court on Wednesday to overturn a state Supreme Court ruling that bars Donald Trump from appearing on Colorado’s 2024 primary ballot.