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)
27
Good
Hopatcong, New Jersey
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.73 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
19.93 μg/m³
0
55
155
255
425
605+
21.84 ppb
0
55
71
86
201
201+
0.58 ppb
0
36
76
186
605
1005+
8.58 ppb
0
54
101
361
1250
2050+
0.30 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Hopatcong, New Jersey
Hopatcong, New Jersey
Scroll To Air Quality MapLoading...
AQI 20
Good
2.77μg/m³
PM2.5
12.04μg/m³
PM10
22.22ppb
O3
0.77ppb
SO2
4.75ppb
NO2
0.29ppm
CO
AQI 20
Good
2.82μg/m³
PM2.5
12.32μg/m³
PM10
21.63ppb
O3
0.76ppb
SO2
4.83ppb
NO2
0.30ppm
CO
AQI 20
Good
3.18μg/m³
PM2.5
13.79μg/m³
PM10
22.16ppb
O3
0.79ppb
SO2
6.00ppb
NO2
0.29ppm
CO
AQI 20
Good
3.19μg/m³
PM2.5
13.80μg/m³
PM10
22.18ppb
O3
0.79ppb
SO2
6.00ppb
NO2
0.29ppm
CO
AQI 25
Good
4.37μg/m³
PM2.5
27.43μg/m³
PM10
18.69ppb
O3
0.74ppb
SO2
7.19ppb
NO2
0.27ppm
CO
AQI 22
Good
3.92μg/m³
PM2.5
21.15μg/m³
PM10
23.11ppb
O3
0.78ppb
SO2
9.71ppb
NO2
0.27ppm
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 08:00:00 on 2026-08-05.
In the last 24 hours, the best air quality in Hopatcong, New Jersey was observed at 01:00:00 on 2026-08-06.
As of now, the AQI in Hopatcong, New Jersey is 22, indicating Good conditions.
Hopatcong, New Jersey air has the highest levels of PM2.5.
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 4.412 μg/m3.
The PM10 concentration in Hopatcong, New Jersey is 19.338 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Hopatcong, New Jersey is 0.277 ppm.
Currently, Hopatcong, New Jersey has a sulfur dioxide (SO2) concentration of 0.75 ppb.
The current ozone (O3) level in Hopatcong, New Jersey at the moment is 19.212 ppm.
Nitrogen dioxide (NO2) level in Hopatcong, New Jersey at the moment is 7.787 ppb.
All Rights Reserved © Ambee Inc. 2025