Environmental groups sue EPA for lack of oversight of CO's ozone reduction

Smog looms over Denver during sunrise ... — Rebecca Slezak, The Denver Post
Smog looms over Denver during sunrise seen from Red Rocks Park and Amphitheatre in Morrison, Colorado, on Aug. 17, 2021.

By Noelle Phillips | nphillips@denverpost.com | The Denver Post

PUBLISHED: July 10, 2023 at 4:41 PM MDT | UPDATED: July 10, 2023 at 4:42 PM MDT

Getting your player ready...

Two environmental groups sued the Environmental Protection Agency over what they say is a failure to make sure Colorado is cleaning up its polluted air.

Already have an account

This article is only available to subscribers

Flash Sale

Standard Digital

$1 for 1 year

Offer valid for non-subscribers only

Most Popular

Colorado River system continues slide toward crash, despite emergency actions sending water to Lake Powell
Colorado River system continues slide toward crash, despite emergency actions sending water to Lake Powell
Construction worker who died at Denver Broncos facility identified
Construction worker who died at Denver Broncos facility identified
Colorado’s first reported bear attack of the year shuts down Jefferson County park
Colorado's first reported bear attack of the year shuts down Jefferson County park
Denver restaurant with ‘Top Chef’ connection closes after 21 months
Denver restaurant with 'Top Chef' connection closes after 21 months
Higher mortgage rates have Denver housing market in a cage
Higher mortgage rates have Denver housing market in a cage
Survivor of Boulder antisemitic firebomb attack recovers from injuries, deeply mourns the loss of his wife
Survivor of Boulder antisemitic firebomb attack recovers from injuries, deeply mourns the loss of his wife
Whatever you call it, this wildflower is one of Colorado’s best
Whatever you call it, this wildflower is one of Colorado's best
I-70 crash destroys ‘Leaving Colorful Colorado’ sign
I-70 crash destroys 'Leaving Colorful Colorado' sign
Colorado, don’t take campaign ads at face value this primary (��ap)
Colorado, don't take campaign ads at face value this primary (��ap)
The Denver Post Editorial Board endorsements for 2026 Colorado primary election
The Denver Post Editorial Board endorsements for 2026 Colorado primary election

��ap

Environmental groups sue EPA over lack of oversight of Colorado’s efforts to reduce smog

Center for Biological Diversity and 350 Colorado petitioned the 10th U.S. Circuit Court of Appeals to hear their complain

Standard Digital

More in Environment

Colorado’s first reported bear attack of the year shuts down Jefferson County park

Colorado River system continues slide toward crash, despite emergency actions sending water to Lake Powell

Don’t touch the bat! Jefferson County officials warn of rabies exposure

Three Colorado coal plants are staying open longer. Experts say that only prolongs their impacts on public health.

����ap

Standard Digital

Share this:

RevContent Feed

More in Environment

��ap