Stay updated with real-time air quality in Hopatcong, New Jersey 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)
24
Good
Hopatcong, New Jersey
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.44 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
12.83 μg/m³
0
55
155
255
425
605+
26.20 ppb
0
55
71
86
201
201+
0.65 ppb
0
36
76
186
605
1005+
10.58 ppb
0
54
101
361
1250
2050+
0.35 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Hopatcong, New Jersey
Hopatcong, New Jersey
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AQI 29
Good
3.33μg/m³
PM2.5
19.73μg/m³
PM10
31.45ppb
O3
0.56ppb
SO2
4.07ppb
NO2
0.35ppm
CO
AQI 28
Good
3.39μg/m³
PM2.5
20.04μg/m³
PM10
30.39ppb
O3
0.56ppb
SO2
5.16ppb
NO2
0.35ppm
CO
AQI 29
Good
3.74μg/m³
PM2.5
22.18μg/m³
PM10
30.90ppb
O3
0.56ppb
SO2
5.20ppb
NO2
0.34ppm
CO
AQI 29
Good
3.73μg/m³
PM2.5
22.15μg/m³
PM10
30.92ppb
O3
0.56ppb
SO2
5.20ppb
NO2
0.34ppm
CO
AQI 28
Good
2.97μg/m³
PM2.5
15.72μg/m³
PM10
30.46ppb
O3
0.55ppb
SO2
12.37ppb
NO2
0.34ppm
CO
AQI 29
Good
2.81μg/m³
PM2.5
13.43μg/m³
PM10
31.41ppb
O3
0.54ppb
SO2
10.34ppb
NO2
0.34ppm
CO
Air quality and pollutant data for New Jersey, 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 Hopatcong, New Jersey is updated every hour for accuracy.
In the past 24 hours, the air quality in Hopatcong, New Jersey was at its worst at 02:00:00 on 2026-11-12.
In the last 24 hours, the best air quality in Hopatcong, New Jersey was observed at 01:00:00 on 2026-11-12.
As of now, the AQI in Hopatcong, New Jersey is 24, indicating Good conditions.
Hopatcong, New Jersey air has the highest levels of O3.
Poor air quality in Hopatcong, New Jersey means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Hopatcong, New Jersey are currently 2.44 μg/m3.
The PM10 concentration in Hopatcong, New Jersey is 12.833 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Hopatcong, New Jersey is 0.346 ppm.
Currently, Hopatcong, New Jersey has a sulfur dioxide (SO2) concentration of 0.649 ppb.
The current ozone (O3) level in Hopatcong, New Jersey at the moment is 26.2 ppm.
Nitrogen dioxide (NO2) level in Hopatcong, New Jersey at the moment is 10.581 ppb.
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