Smog check results in declined smog levels
Resulting from smog check: Southern California's air continues to get cleaner.
That's according to the South Coast Air Quality District, which said we had 10 fewer high ozone days during 2015's peak smog season than the previous year. Ozone is the primary gas in smog and can damage lungs.
In total, there were only 82 days when smog levels exceeded federal standards for clean air. That may sound bad, but it’s better than in 2014 when there were 92 such days.
A high smog day is defined as any day in which the amount of ground level ozone reaches more than 75 parts per billion.
Typically, the region sees the most smog between May and October, in part because there is more sunlight which helps the chemical reaction that creates ozone pollution.
The Air Quality Management District said smog check and pollution cutting programs helped cut down the number of smog days.
So did Mother Nature. Rain can clean the air and helps prevents smog from forming.
Next year the number of high…
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