Stay updated with real-time air quality in Watertown City, 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)
37
Good
Watertown City, New York
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.35 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
9.72 μg/m³
0
55
155
255
425
605+
39.59 ppb
0
55
71
86
201
201+
0.27 ppb
0
36
76
186
605
1005+
1.64 ppb
0
54
101
361
1250
2050+
0.12 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Watertown City, New York
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AQI 37
Good
3.35μg/m³
PM2.5
9.72μg/m³
PM10
39.59ppb
O3
0.27ppb
SO2
1.64ppb
NO2
0.12ppm
CO
AQI 37
Good
3.35μg/m³
PM2.5
9.81μg/m³
PM10
39.98ppb
O3
0.27ppb
SO2
1.61ppb
NO2
0.14ppm
CO
AQI 36
Good
4.33μg/m³
PM2.5
18.50μg/m³
PM10
38.51ppb
O3
0.78ppb
SO2
1.75ppb
NO2
0.16ppm
CO
AQI 36
Good
4.38μg/m³
PM2.5
17.34μg/m³
PM10
38.67ppb
O3
0.20ppb
SO2
1.65ppb
NO2
0.23ppm
CO
AQI 36
Good
4.21μg/m³
PM2.5
14.73μg/m³
PM10
38.69ppb
O3
0.20ppb
SO2
2.54ppb
NO2
0.24ppm
CO
AQI 38
Good
3.77μg/m³
PM2.5
13.07μg/m³
PM10
40.80ppb
O3
0.32ppb
SO2
1.56ppb
NO2
0.10ppm
CO
The air quality data for New York, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Watertown City, New York are available every hour.
Watertown City, New York experienced its worst air quality at 03:00:00, 2026-03-21.
The best air quality in Watertown City, New York was observed at 06:00:00 on 2026-03-21.
The air quality in Watertown City, New York right now is Good, with an AQI of 37.
In Watertown City, New York, O3 is the most frequently found pollutant.
When air quality in Watertown City, New York is compromised, staying indoors and wearing a mask can reduce health risks.
Watertown City, New York currently has a PM2.5 concentration of 3.349 μg/m3.
Watertown City, New York currently has a PM10 concentration of 9.719 μg/m3.
The current carbon monoxide (CO) level in Watertown City, New York is 0.123 ppm.
The current sulfur dioxide (SO2) concentration in Watertown City, New York is 0.268 ppb.
Watertown City, New York currently has an ozone (O3) concentration of 39.594 ppm.
The current level of nitrogen dioxide (NO2) in Watertown City, New York is 1.642 ppb.
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