ozone levels

Open Spaces
5:38 pm
Fri January 11, 2013

DEQ discusses plans to manage ozone levels in Sublette County

The Department of Environmental Quality hosted a meeting on Thursday to discuss how it plans to fix Sublette county's air quality problems. Emissions from oil and gas production in the area have caused ozone, or smog, to form at levels that exceed federal limits. Wyoming Public Media's Willow Belden has the story.

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Open Spaces
4:17 pm
Fri May 18, 2012

Wyoming strives to curb ozone levels to meet federal mandate

This well pad near Pinedale is outfitted with a variety of green features meant to capture ozone-causing emissions.
Willow Belden

Sublette County is home to two of Wyoming’s major oil and gas fields … and emissions from the energy production have caused smog to form – a type of smog called ozone. Ground-level ozone can cause and exacerbate respiratory problems. It’s also a problem for legal reasons: ozone levels in Sublette County have exceeded federal limits several times in the past few years. Now, the Environmental Protection Agency is stepping in. It’s designating Sublette County a “nonattainment area,” which means Wyoming is obligated to fix the problem.