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 Thursday, January 1, 2026 (Updated 01/02/2026 @ 8:07AM)
Long Island	23 (Fine Particles)	Good
NYC Metro	54 (Fine Particles)	Moderate
Lower Hudson Valley	44 (Fine Particles)	Good
Upper Hudson Valley	37 (Fine Particles)	Good
Adirondacks	10 (Fine Particles)	Good
Eastern Lake Ontario	21 (Fine Particles)	Good
Central	49 (Fine Particles)	Good
Western	39 (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