Stay updated with real-time air quality in Riverhead, New York featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
52
Moderate
Riverhead, New York
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
10.05 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
29.73 μg/m³
0
55
155
255
425
605+
48.05 ppb
0
55
71
86
201
201+
0.20 ppb
0
36
76
186
605
1005+
9.49 ppb
0
54
101
361
1250
2050+
0.22 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Riverhead, New York
Riverhead, New York
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AQI 54
Moderate
10.62μg/m³
PM2.5
49.67μg/m³
PM10
54.06ppb
O3
0.30ppb
SO2
2.94ppb
NO2
0.14ppm
CO
AQI 54
Moderate
11.11μg/m³
PM2.5
42.25μg/m³
PM10
54.75ppb
O3
0.30ppb
SO2
2.92ppb
NO2
0.13ppm
CO
AQI 54
Moderate
11.27μg/m³
PM2.5
36.02μg/m³
PM10
54.61ppb
O3
0.40ppb
SO2
3.08ppb
NO2
0.23ppm
CO
AQI 54
Moderate
10.70μg/m³
PM2.5
44.34μg/m³
PM10
50.90ppb
O3
0.38ppb
SO2
2.73ppb
NO2
0.23ppm
CO
AQI 54
Moderate
10.98μg/m³
PM2.5
42.82μg/m³
PM10
51.54ppb
O3
0.37ppb
SO2
2.46ppb
NO2
0.23ppm
CO
AQI 54
Moderate
11.24μg/m³
PM2.5
47.55μg/m³
PM10
54.28ppb
O3
0.29ppb
SO2
3.24ppb
NO2
0.13ppm
CO
Air quality data and pollutant measurements for New York, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Riverhead, New York is updated every hour.
The worst air quality in Riverhead, New York in the last 24 hours was observed at 08:00:00 on 2026-05-05.
In the last 24 hrs, the best air quality in Riverhead, New York was observed at 03:00:00 on 2026-05-06.
The current air quality in Riverhead, New York is 54, categorized as Moderate based on real-time data.
The most common pollutant in Riverhead, New York is PM2.5.
If the air quality in Riverhead, New York is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Riverhead, New York is 10.899 μg/m3.
The current PM10 concentration at Riverhead, New York is 44.97 μg/m3.
The current carbon monoxide (CO) concentration at Riverhead, New York is 0.229 ppm.
The current sulfur dioxide (SO2) concentration at Riverhead, New York is 0.193 ppb.
The current ozone (O3) concentration at Riverhead, New York is 50.851 ppm.
The current nitrogen dioxide (NO2) concentration at Riverhead, New York is 6.74 ppb.
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