Stay updated with real-time air quality in Scarborough, Maine 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)
34
Good
Scarborough, Maine
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.87 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
23.75 μg/m³
0
55
155
255
425
605+
36.53 ppb
0
55
71
86
201
201+
0.17 ppb
0
36
76
186
605
1005+
19.59 ppb
0
54
101
361
1250
2050+
0.18 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Scarborough, Maine
Scroll To Air Quality MapLoading...
AQI 35
Good
4.39μg/m³
PM2.5
11.08μg/m³
PM10
38.10ppb
O3
0.62ppb
SO2
5.76ppb
NO2
0.18ppm
CO
AQI 35
Good
4.40μg/m³
PM2.5
11.11μg/m³
PM10
38.14ppb
O3
0.62ppb
SO2
5.74ppb
NO2
0.18ppm
CO
AQI 39
Good
4.77μg/m³
PM2.5
16.23μg/m³
PM10
41.94ppb
O3
0.62ppb
SO2
5.00ppb
NO2
0.18ppm
CO
AQI 39
Good
4.53μg/m³
PM2.5
16.05μg/m³
PM10
41.66ppb
O3
0.63ppb
SO2
4.23ppb
NO2
0.18ppm
CO
AQI 39
Good
4.77μg/m³
PM2.5
16.24μg/m³
PM10
42.32ppb
O3
0.62ppb
SO2
4.44ppb
NO2
0.18ppm
CO
AQI 39
Good
4.54μg/m³
PM2.5
16.04μg/m³
PM10
41.94ppb
O3
0.63ppb
SO2
4.02ppb
NO2
0.18ppm
CO
Air quality measurements for Maine, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Scarborough, Maine is updated on an hourly basis.
The worst air quality in Scarborough, Maine was recorded at 08:00:00 on 2026-03-29.
The best air quality in Scarborough, Maine was recorded at 03:00:00 on 2026-03-29.
The real-time air quality index in Scarborough, Maine is 36, currently categorized as Good.
The most common pollutant in Scarborough, Maine is O3.
If the air quality in Scarborough, Maine is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Scarborough, Maine at present are 4.354 μg/m3.
The current PM10 levels in Scarborough, Maine are 11.94 μg/m3.
The current carbon monoxide (CO) level in Scarborough, Maine is 0.18 ppm.
The current sulfur dioxide (SO2) levels in Scarborough, Maine are 0.618 ppb.
The current ozone (O3) levels at Scarborough, Maine is 38.91 ppm.
The current nitrogen dioxide (NO2) levels at Scarborough, Maine is 5.404 ppb.
All Rights Reserved © Ambee Inc. 2025