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Ozone Season: June 1 through August 31 - the RAQC issues ozone action alerts at 4:00 p.m. on days when State meterologists forecast the potential for elevated ground-level ozone pollution. The alerts remain in effect for 24-hours.
High Pollution Season: November 1 through March 31 - the RAQC will issue daily Red/Blue advisories, as forecasted by State meterologists, at 4:00 p.m. The advisories remain in effect for 24-hours.
