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Yesterday's Observed Air Quality Index (AQI) Values for New York State


New York State Air Quality Hotline: (800) 535-1345

Yesterday's Observed :: Today's Forecast :: Extended Forecast :: AQI Information
As of May 2008, new, more protective national air quality standards for ozone and fine particles are in effect.  The AQI has been adjusted to reflect this change.  This may lead to an increased frequency of air quality advisories despite recent improvements in air quality.

Complete set of observed values


For Tuesday, May 15, 2012 (Updated 05/16/2012 @ 8:46AM)
Region Maximum AQI Air Quality

Long Island

39
(Ozone)
Good

NYC Metro

35
(Ozone)
Good

Lower Hudson Valley

31
(Ozone)
Good

Upper Hudson Valley

35
(Ozone)
Good

Adirondacks

35
(Ozone)
Good

Eastern Lake Ontario

58
(Ozone)
Moderate

Central

34
(Ozone)
Good

Western

83
(Ozone)
Moderate

AQI Legend
  Data Not Available
  Good
(0-50)
  Moderate
(51-100)
  Unhealthy for Sensitive Groups
(101-150)
  Unhealthy
(151-200)
  Very Unhealthy
(201-300)
  Hazardous
(301-500)
More Information

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