Bridgeport, Connecticut Air Quality
Real-time air quality index (AQI) and pollution data
Population: 945,974 • County: Greater Bridgeport
Current AQI
Quick Facts
| Current AQI | 51 — Moderate |
| Air Quality Grade | N/A |
| Data Source | EPA AQS (historical) · AirNow (live) |
Health Recommendation
Air quality is acceptable. However, there may be a risk for some people who are unusually sensitive to air pollution.
Unusually sensitive people should consider reducing prolonged or heavy outdoor exertion.
5-Day AQI Forecast
Last 90 Days
Current Pollutant Levels
Real-time data from EPA AirNow
Local Air Quality Context
Air quality data for Bridgeport is sourced from the Bridgeport monitoring area, located approximately 1 miles from city center. This EPA-certified station continuously tracks particulate matter (PM2.5), the primary driver of air quality alerts in this area.
Major roadways in the area include I-95, CT-8, CT-25, and US-1. Heavy vehicle traffic on these corridors is a primary source of nitrogen dioxide, carbon monoxide, and fine particulate matter (PM2.5).
Key local pollution sources include vehicle traffic, upwind NYC corridor emissions, manufacturing legacy, and power plant (Bridgeport Harbor).
Frequently Asked Questions About Bridgeport Air Quality
What is the air quality in Bridgeport today?
The current AQI in Bridgeport is 51, rated "Moderate". Air quality is moderate — unusually sensitive individuals may want to limit prolonged outdoor exertion. Air quality is acceptable. However, there may be a risk for some people who are unusually sensitive to air pollution.
Air Quality Grade
Better than 0% of US cities
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