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Air Pollution

Tucson air quality at unhealthful levels due to wind

Pima County’s air quality has reached unhealthful levels, thanks to high winds and blowing dust.

May 03, 2013 1:32 pmLoading…
Oracle mine may get DEQ approval

Oracle mine may get DEQ approval

The site of a proposed Oracle Ridge copper mine is on the north side of the Santa Catalina Mountains, between Mount Lemmon and the town of Oracle.

June 27, 2012 12:00 amLoading…
Oracle mine may get DEQ approval

Oracle mine may get DEQ approval

Pima County's environmental chief, who denied an air-quality permit for the Rosemont Mine last year, plans to approve one for a much smaller copper mine slated for the back side of the Catalina Mountains.

June 27, 2012 12:00 amLoading…

Air quality advisory issued for Tucson

Another air quality advisory was issued today by the Pima County Department of Environmental Quality because of the elevated levels of smoke and ground-level ozone.

June 01, 2012 5:19 pmLoading…

Smoke advisory issued for Tucson

The Pima County Department of Environmental Quality has issued a smoke advisory due to smoke from wildfires burning in New Mexico.

May 31, 2012 4:12 pmLoading…

Hearing set on air permit for Pima County landfill

Pima County Department of Environmental Quality will hold a public hearing at 5:30 p.m. on Thursday, May 31, on the request for an air-quality permit for the DKL Holdings Inc., Marana Regional Landfill.

May 26, 2012 12:03 pmLoading…
Air quality here gets high rating

Air quality here gets high rating

Orange days - On an orange day for ozone, the air is considered unhealthful for children, the elderly, active people who work or exercise outdoors or anyone with lung diseases such as asthma, chronic bronchitis and emphysema.

April 30, 2012 12:00 amLoading…
Air quality here gets high rating

Air quality here gets high rating

Pima County residents may be surprised by the high marks our air quality earns. But it's not time to celebrate, says a local air pollution expert, even though an American Lung Association report shows the air quality is in better shape than in many major cities.

April 30, 2012 12:00 amLoading…

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