Stay updated with real-time air quality in Scituate, 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)
30
Good
Scituate, Massachusetts
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
1.70 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
6.10 μg/m³
0
55
155
255
425
605+
32.22 ppb
0
55
71
86
201
201+
0.46 ppb
0
36
76
186
605
1005+
1.53 ppb
0
54
101
361
1250
2050+
0.10 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Scituate, Massachusetts
Scituate, Massachusetts
Scroll To Air Quality MapLoading...
AQI 27
Good
0.81μg/m³
PM2.5
2.81μg/m³
PM10
28.60ppb
O3
0.39ppb
SO2
2.29ppb
NO2
0.17ppm
CO
AQI 27
Good
0.79μg/m³
PM2.5
2.81μg/m³
PM10
29.21ppb
O3
0.38ppb
SO2
2.30ppb
NO2
0.17ppm
CO
AQI 27
Good
0.69μg/m³
PM2.5
2.46μg/m³
PM10
28.98ppb
O3
0.34ppb
SO2
2.60ppb
NO2
0.16ppm
CO
AQI 26
Good
0.81μg/m³
PM2.5
2.88μg/m³
PM10
27.65ppb
O3
0.40ppb
SO2
2.32ppb
NO2
0.17ppm
CO
AQI 27
Good
0.75μg/m³
PM2.5
2.70μg/m³
PM10
28.96ppb
O3
0.34ppb
SO2
2.38ppb
NO2
0.16ppm
CO
AQI 27
Good
0.80μg/m³
PM2.5
2.86μg/m³
PM10
29.00ppb
O3
0.39ppb
SO2
2.34ppb
NO2
0.17ppm
CO
Air quality data and pollutant measurements for Massachusetts, 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 Scituate, Massachusetts is updated every hour.
The worst air quality in Scituate, Massachusetts in the last 24 hours was observed at 03:00:00 on 2025-10-31.
In the last 24 hrs, the best air quality in Scituate, Massachusetts was observed at 10:00:00 on 2025-10-31.
The current air quality in Scituate, Massachusetts is 26, categorized as Good based on real-time data.
The most common pollutant in Scituate, Massachusetts is O3.
If the air quality in Scituate, Massachusetts is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Scituate, Massachusetts is 0.81 μg/m3.
The current PM10 concentration at Scituate, Massachusetts is 2.833 μg/m3.
The current carbon monoxide (CO) concentration at Scituate, Massachusetts is 0.168 ppm.
The current sulfur dioxide (SO2) concentration at Scituate, Massachusetts is 0.395 ppb.
The current ozone (O3) concentration at Scituate, Massachusetts is 27.564 ppm.
The current nitrogen dioxide (NO2) concentration at Scituate, Massachusetts is 2.271 ppb.
All Rights Reserved © Ambee Inc. 2025