Stay updated with real-time air quality in Marblehead, Massachusetts 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)
39
Good
Marblehead, Massachusetts
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.09 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
11.98 μg/m³
0
55
155
255
425
605+
41.98 ppb
0
55
71
86
201
201+
0.57 ppb
0
36
76
186
605
1005+
2.24 ppb
0
54
101
361
1250
2050+
0.13 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Marblehead, Massachusetts
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AQI 38
Good
2.80μg/m³
PM2.5
10.25μg/m³
PM10
40.94ppb
O3
0.54ppb
SO2
3.01ppb
NO2
0.12ppm
CO
AQI 38
Good
2.80μg/m³
PM2.5
10.13μg/m³
PM10
41.08ppb
O3
0.54ppb
SO2
3.00ppb
NO2
0.12ppm
CO
AQI 38
Good
2.80μg/m³
PM2.5
10.25μg/m³
PM10
40.94ppb
O3
0.54ppb
SO2
3.01ppb
NO2
0.12ppm
CO
AQI 38
Good
2.83μg/m³
PM2.5
10.37μg/m³
PM10
40.61ppb
O3
0.53ppb
SO2
3.02ppb
NO2
0.12ppm
CO
AQI 39
Good
2.72μg/m³
PM2.5
10.27μg/m³
PM10
41.66ppb
O3
0.55ppb
SO2
3.02ppb
NO2
0.13ppm
CO
AQI 38
Good
2.81μg/m³
PM2.5
10.31μg/m³
PM10
40.81ppb
O3
0.53ppb
SO2
3.02ppb
NO2
0.12ppm
CO
The air quality data for Massachusetts, 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 Marblehead, Massachusetts are available every hour.
Marblehead, Massachusetts experienced its worst air quality at 10:00:00, 2026-03-15.
The best air quality in Marblehead, Massachusetts was observed at 01:00:00 on 2026-03-15.
The air quality in Marblehead, Massachusetts right now is Good, with an AQI of 39.
In Marblehead, Massachusetts, O3 is the most frequently found pollutant.
When air quality in Marblehead, Massachusetts is compromised, staying indoors and wearing a mask can reduce health risks.
Marblehead, Massachusetts currently has a PM2.5 concentration of 3.092 μg/m3.
Marblehead, Massachusetts currently has a PM10 concentration of 11.982 μg/m3.
The current carbon monoxide (CO) level in Marblehead, Massachusetts is 0.134 ppm.
The current sulfur dioxide (SO2) concentration in Marblehead, Massachusetts is 0.573 ppb.
Marblehead, Massachusetts currently has an ozone (O3) concentration of 41.977 ppm.
The current level of nitrogen dioxide (NO2) in Marblehead, Massachusetts is 2.239 ppb.
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