VALLEY METRO: OZONE SEASON ENDS
September 30, 2008
September 30, 2008
PHOENIX, Sept. 30 -- The Arizona Department of Transportation issued the following news release:
Summer ozone pollution - which pervades the air April through September - reached higher than average levels this season, even when adjusted against stricter guidelines the U.S. Environmental Protection Agency (EPA) implemented this year.
The Valley experienced 11 ozone high pollution advisories (HPAs) and 44 ozone health watches since April 2008. In total, there were 28 . . .
Summer ozone pollution - which pervades the air April through September - reached higher than average levels this season, even when adjusted against stricter guidelines the U.S. Environmental Protection Agency (EPA) implemented this year.
The Valley experienced 11 ozone high pollution advisories (HPAs) and 44 ozone health watches since April 2008. In total, there were 28 . . .