Stay updated with real-time air quality in Ephrata Borough, Pennsylvania 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)
29
Good
Ephrata Borough, Pennsylvania
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.74 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
21.36 μg/m³
0
55
155
255
425
605+
31.32 ppb
0
55
71
86
201
201+
0.65 ppb
0
36
76
186
605
1005+
5.06 ppb
0
54
101
361
1250
2050+
0.27 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Ephrata Borough, Pennsylvania
Ephrata Borough, Pennsylvania
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AQI 29
Good
4.74μg/m³
PM2.5
21.36μg/m³
PM10
31.32ppb
O3
0.65ppb
SO2
5.06ppb
NO2
0.27ppm
CO
AQI 29
Good
4.74μg/m³
PM2.5
21.36μg/m³
PM10
31.32ppb
O3
0.65ppb
SO2
5.06ppb
NO2
0.27ppm
CO
AQI 29
Good
4.58μg/m³
PM2.5
17.26μg/m³
PM10
31.33ppb
O3
0.66ppb
SO2
4.92ppb
NO2
0.27ppm
CO
AQI 30
Good
5.16μg/m³
PM2.5
22.61μg/m³
PM10
31.53ppb
O3
0.62ppb
SO2
5.73ppb
NO2
0.20ppm
CO
AQI 29
Good
5.42μg/m³
PM2.5
24.04μg/m³
PM10
31.02ppb
O3
0.63ppb
SO2
5.71ppb
NO2
0.22ppm
CO
AQI 28
Good
4.89μg/m³
PM2.5
21.80μg/m³
PM10
30.17ppb
O3
0.65ppb
SO2
4.82ppb
NO2
0.27ppm
CO
Air quality data and pollutant measurements for Pennsylvania, 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 Ephrata Borough, Pennsylvania is updated every hour.
The worst air quality in Ephrata Borough, Pennsylvania in the last 24 hours was observed at 06:00:00 on 2026-01-23.
In the last 24 hrs, the best air quality in Ephrata Borough, Pennsylvania was observed at 11:00:00 on 2026-01-23.
The current air quality in Ephrata Borough, Pennsylvania is 29, categorized as Good based on real-time data.
The most common pollutant in Ephrata Borough, Pennsylvania is O3.
If the air quality in Ephrata Borough, Pennsylvania is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Ephrata Borough, Pennsylvania is 4.735 μg/m3.
The current PM10 concentration at Ephrata Borough, Pennsylvania is 21.361 μg/m3.
The current carbon monoxide (CO) concentration at Ephrata Borough, Pennsylvania is 0.267 ppm.
The current sulfur dioxide (SO2) concentration at Ephrata Borough, Pennsylvania is 0.654 ppb.
The current ozone (O3) concentration at Ephrata Borough, Pennsylvania is 31.315 ppm.
The current nitrogen dioxide (NO2) concentration at Ephrata Borough, Pennsylvania is 5.057 ppb.
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