Saco, Maine live air quality index now
Stay updated with real-time air quality in Saco, 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)
56
Moderate
Saco, Maine
Last updated: ... (Local time)
Major air pollutants in Saco, Maine
Good
Fine
Moderate
Poor
Very poor
Hazardous
Particulate Matter2.5 (PM2.5)
12.44 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
Particulate Matter10 (PM10)
31.35 μg/m³
0
55
155
255
425
605+
Ozone (O3)
20.82 ppb
0
55
71
86
201
201+
Sulfur Dioxide (SO2)
0.49 ppb
0
36
76
186
605
1005+
Nitrogen Dioxide (NO2)
3.80 ppb
0
54
101
361
1250
2050+
Carbon Monoxide (CO)
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Saco, Maine
Saco, Maine
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Air quality in nearby cities
Biddeford, Maine
AQI 58
Moderate
12.97μg/m³
PM2.5
19.62μg/m³
PM10
23.11ppb
O3
0.53ppb
SO2
3.21ppb
NO2
0.20ppm
CO
Scarborough, Maine
AQI 60
Moderate
13.79μg/m³
PM2.5
23.29μg/m³
PM10
25.59ppb
O3
0.19ppb
SO2
2.99ppb
NO2
0.20ppm
CO
Kennebunk, Maine
AQI 56
Moderate
11.55μg/m³
PM2.5
36.16μg/m³
PM10
19.94ppb
O3
0.74ppb
SO2
3.24ppb
NO2
0.20ppm
CO
Gorham, Maine
AQI 58
Moderate
12.99μg/m³
PM2.5
21.47μg/m³
PM10
18.19ppb
O3
0.43ppb
SO2
3.17ppb
NO2
0.20ppm
CO
Westbrook, Maine
AQI 60
Moderate
14.04μg/m³
PM2.5
24.99μg/m³
PM10
13.41ppb
O3
0.31ppb
SO2
3.06ppb
NO2
0.20ppm
CO
South Portland, Maine
AQI 58
Moderate
13.16μg/m³
PM2.5
19.92μg/m³
PM10
26.84ppb
O3
0.11ppb
SO2
2.91ppb
NO2
0.20ppm
CO
How accurate is Maine, USA air quality data?
Air quality data and pollutant measurements for Maine, 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
Frequently asked questions
How often is the air quality data for Saco, Maine updated?
The air quality for Saco, Maine is updated every hour.
When was the worst air quality at Saco, Maine in the last 24 hrs?
The worst air quality in Saco, Maine in the last 24 hours was observed at 06:00:00 on 2026-07-11.
When was the best air quality at Saco, Maine in the last 24 hrs?
In the last 24 hrs, the best air quality in Saco, Maine was observed at 03:00:00 on 2026-07-11.
What is the current air quality in Saco, Maine?
The current air quality in Saco, Maine is 56, categorized as Moderate based on real-time data.
What pollutant is the most common in Saco, Maine?
The most common pollutant in Saco, Maine is PM2.5.
What should I do if the air quality in Saco, Maine is poor?
If the air quality in Saco, Maine is poor, consider staying indoors and wearing a mask to protect yourself.
What is the current concentration of PM2.5 in Saco, Maine?
The current PM2.5 concentration at Saco, Maine is 12.442 μg/m3.
What is the current concentration of PM10 in Saco, Maine?
The current PM10 concentration at Saco, Maine is 31.352 μg/m3.
What is the current concentration of carbon monoxide (CO) in Saco, Maine?
The current carbon monoxide (CO) concentration at Saco, Maine is 0.198 ppm.
What is the current concentration of sulfur dioxide (SO2) in Saco, Maine?
The current sulfur dioxide (SO2) concentration at Saco, Maine is 0.495 ppb.
What is the current concentration of ozone (O3) in Saco, Maine?
The current ozone (O3) concentration at Saco, Maine is 20.822 ppm.
What is the current concentration of nitrogen dioxide (NO2) in Saco, Maine?
The current nitrogen dioxide (NO2) concentration at Saco, Maine is 3.799 ppb.
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