Wednesday, October 10, 2007

Terrible Air in Grand Junction

Grand Junction has been suffering some terrible air pollution lately. Yesterday, fine particle pollution exceeded federal health standards in this western Colorado city.

While federal regulations limit fine particle pollution to no more than 35 micrograms/cubic meter over a 24-hour period, concentrations reached 36 micrograms/cubic meter in the Junction.

Fine particles are 2.5 microns in diameter, or less than 1/28th the size of a human hair. They're exceptionally harmful. They're linked to heart disease, asthma, and premature death. Yesterday, the Air Quality Index reached over 180, meaning "People with heart or lung disease, older adults, and children should [have] avoid[ed] prolonged or heavy exertion [and] everyone else should reduce prolonged or heavy exertion."

Although things cleared up in Grand Junction today (fine particle pollution only reached 33 micrograms/cubic meter), the pollution levels reported in Grand Junction were higher than those recorded in Denver over the last few days.

1 Comments:

At 8:05 PM, Anonymous Anonymous said...

From what I remember they also did a study a few years back and found many warnings to a problem that has been snowballing. You can see it, some days you can taste it and feel it. I've started reading about it specifically with regard to the western slope and there is reaction.

 

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