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

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

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Yesterday's Observed :: Today's Forecast :: Extended Forecast :: AQI Information

Complete set of unofficial observed values

Region	Maximum AQI	Air Quality
For Wednesday, January 15, 2025 (Updated 01/16/2025 @ 7:57AM)
Long Island	16 (Fine Particles)	Good
NYC Metro	46 (Fine Particles)	Good
Lower Hudson Valley	36 (Fine Particles)	Good
Upper Hudson Valley	16 (Fine Particles)	Good
Adirondacks	8 (Fine Particles)	Good
Eastern Lake Ontario	41 (Fine Particles)	Good
Central	21 (Fine Particles)	Good
Western	27 (Fine Particles)	Good

AQI Regions Exploded View

County List for Each Air Quality Health Advisory Region

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