Stay updated with real-time air quality in Middletown, Rhode Island 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)
31
Good
Middletown, Rhode Island
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.16 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
17.60 μg/m³
0
55
155
255
425
605+
33.60 ppb
0
55
71
86
201
201+
0.43 ppb
0
36
76
186
605
1005+
4.22 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Middletown, Rhode Island
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AQI 28
Good
3.44μg/m³
PM2.5
12.85μg/m³
PM10
29.96ppb
O3
0.44ppb
SO2
6.38ppb
NO2
0.24ppm
CO
AQI 31
Good
4.23μg/m³
PM2.5
18.58μg/m³
PM10
33.30ppb
O3
0.38ppb
SO2
4.86ppb
NO2
0.25ppm
CO
AQI 32
Good
4.61μg/m³
PM2.5
20.56μg/m³
PM10
34.90ppb
O3
0.32ppb
SO2
4.54ppb
NO2
0.24ppm
CO
AQI 31
Good
4.51μg/m³
PM2.5
19.47μg/m³
PM10
32.75ppb
O3
0.46ppb
SO2
6.40ppb
NO2
0.25ppm
CO
AQI 31
Good
4.52μg/m³
PM2.5
19.31μg/m³
PM10
33.68ppb
O3
0.46ppb
SO2
6.42ppb
NO2
0.25ppm
CO
AQI 31
Good
3.94μg/m³
PM2.5
17.30μg/m³
PM10
32.55ppb
O3
0.39ppb
SO2
4.37ppb
NO2
0.25ppm
CO
Air quality and pollutant data for Rhode Island, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Middletown, Rhode Island is updated every hour for accuracy.
In the past 24 hours, the air quality in Middletown, Rhode Island was at its worst at 07:00:00 on 2026-08-16.
In the last 24 hours, the best air quality in Middletown, Rhode Island was observed at 03:00:00 on 2026-08-17.
As of now, the AQI in Middletown, Rhode Island is 31, indicating Good conditions.
Middletown, Rhode Island air has the highest levels of O3.
Poor air quality in Middletown, Rhode Island means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Middletown, Rhode Island are currently 4.164 μg/m3.
The PM10 concentration in Middletown, Rhode Island is 17.601 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Middletown, Rhode Island is 0.2 ppm.
Currently, Middletown, Rhode Island has a sulfur dioxide (SO2) concentration of 0.427 ppb.
The current ozone (O3) level in Middletown, Rhode Island at the moment is 33.599 ppm.
Nitrogen dioxide (NO2) level in Middletown, Rhode Island at the moment is 4.219 ppb.
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