Passaic, New Jersey Air Quality
Passaic County, New Jersey (NJ)
→ Stableover 10 years
10-Year AQI Trend
The solid line shows the median AQI each year. The dashed line shows the 90th percentile (worst 10% of days).
Air Quality Day Breakdown
Number of days per year in each EPA AQI category. Green = Good (AQI 0-50), Yellow = Moderate (51-100), Orange = Unhealthy for Sensitive Groups (101-150), Red = Unhealthy or worse (151+).
Year-by-Year Data
| Year | Median AQI | 90th Pct | Max AQI | Good Days | Moderate | Unhealthy+ | Pollutant |
|---|---|---|---|---|---|---|---|
| 2023 | 42 | 63 | 199 | 241 | 104 | 8 | PM2.5 |
| 2022 | 38 | 54 | 90 | 251 | 53 | 0 | Ozone |
| 2021 | 37 | 48 | 80 | 243 | 18 | 0 | Ozone |
| 2020 | 37 | 47 | 100 | 245 | 17 | 0 | Ozone |
| 2019 | 40 | 57 | 122 | 226 | 50 | 1 | Ozone |
| 2018 | 39 | 64 | 150 | 220 | 54 | 3 | Ozone |
| 2017 | 38 | 57 | 112 | 240 | 58 | 1 | Ozone |
| 2016 | 41 | 62 | 136 | 209 | 56 | 5 | Ozone |
| 2015 | 41 | 69 | 147 | 205 | 67 | 7 | Ozone |
| 2014 | 41 | 64 | 97 | 213 | 70 | 0 | Ozone |
What This Means for Passaic County Residents
Passaic, New Jersey has received an Air Quality Grade of B (67/100) based on a decade of monitoring data from the EPA's air quality monitoring program. The current median AQI of 42 falls in the "Good" range.
The primary pollutant affecting this area is Ground-Level Ozone. Over the past 5 years, this area has averaged 2 unhealthy air quality days per year — days when sensitive groups (children, elderly, those with respiratory conditions) should limit outdoor activity. The American Lung Association's State of the Air report provides additional context on long-term health risks from air pollution exposure.
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Frequently Asked Questions
Passaic, New Jersey has a current median AQI of 42, which falls in the "Good" range. The area has received an Air Quality Grade of B (67/100) based on 10 years of EPA monitoring data.
Air quality in Passaic, New Jersey is stable over the past decade. The median AQI has changed by +1 points from 2014 to 2023.
Passaic, New Jersey averages 2 unhealthy air quality days per year over the past 5 years. On these days, sensitive groups including children, the elderly, and those with respiratory conditions should limit outdoor activity.
The primary pollutant affecting Passaic, New Jersey is Ground-Level Ozone. This is the dominant contributor to elevated AQI readings in the Passaic County area.
Passaic, New Jersey averages 2 unhealthy air days per year. This is relatively low, making it a reasonable choice for asthma sufferers. The primary pollutant is Ground-Level Ozone, which is a known asthma trigger.
With a median AQI of 42 (Good), outdoor exercise in Passaic, New Jersey is generally safe year-round. Passaic, New Jersey averages 2 days per year when athletes should move workouts indoors.