Stay updated with real-time air quality in New Philadelphia, Ohio 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)
41
Good
New Philadelphia, Ohio
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.08 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
18.16 μg/m³
0
55
155
255
425
605+
43.75 ppb
0
55
71
86
201
201+
3.67 ppb
0
36
76
186
605
1005+
5.65 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
New Philadelphia, Ohio
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AQI 37
Good
4.12μg/m³
PM2.5
20.55μg/m³
PM10
40.21ppb
O3
3.31ppb
SO2
5.53ppb
NO2
0.20ppm
CO
AQI 38
Good
4.37μg/m³
PM2.5
19.24μg/m³
PM10
40.81ppb
O3
3.06ppb
SO2
5.20ppb
NO2
0.20ppm
CO
AQI 38
Good
3.83μg/m³
PM2.5
16.97μg/m³
PM10
41.03ppb
O3
3.13ppb
SO2
5.26ppb
NO2
0.20ppm
CO
AQI 36
Good
4.31μg/m³
PM2.5
19.17μg/m³
PM10
39.44ppb
O3
6.27ppb
SO2
5.76ppb
NO2
0.19ppm
CO
AQI 37
Good
4.29μg/m³
PM2.5
18.32μg/m³
PM10
40.02ppb
O3
2.91ppb
SO2
5.02ppb
NO2
0.20ppm
CO
AQI 36
Good
4.14μg/m³
PM2.5
16.66μg/m³
PM10
39.28ppb
O3
3.05ppb
SO2
5.10ppb
NO2
0.20ppm
CO
Air quality and pollutant data for Ohio, 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 New Philadelphia, Ohio is updated every hour for accuracy.
In the past 24 hours, the air quality in New Philadelphia, Ohio was at its worst at 12:00:00 on 2026-03-09.
In the last 24 hours, the best air quality in New Philadelphia, Ohio was observed at 08:00:00 on 2026-03-09.
As of now, the AQI in New Philadelphia, Ohio is 41, indicating Good conditions.
New Philadelphia, Ohio air has the highest levels of O3.
Poor air quality in New Philadelphia, Ohio means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in New Philadelphia, Ohio are currently 4.08 μg/m3.
The PM10 concentration in New Philadelphia, Ohio is 18.162 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in New Philadelphia, Ohio is 0.2 ppm.
Currently, New Philadelphia, Ohio has a sulfur dioxide (SO2) concentration of 3.673 ppb.
The current ozone (O3) level in New Philadelphia, Ohio at the moment is 43.748 ppm.
Nitrogen dioxide (NO2) level in New Philadelphia, Ohio at the moment is 5.653 ppb.
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