Waterbury, Connecticut, USA Air Quality
Monitoring Station
· Waterbury, United States
87
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Last Reading
Nearby Monitoring Stations
GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
Calibrated
54
7pm
58
87
60
10pm
53
53
51
1am
51
51
50
4am
50
50
50
7am
50
—
—
10am
—
—
—
1pm
—
—
—
4pm
—
—
Station readings
54
58
87
CAMS model
adj +26
34
34
34
34
27
27
25
25
25
24
24
24
24
24
Air Quality Forecast (24h)
PM2.529.2 µg/m³
×1.9 WHO
Moderate
Nearby Cities
Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-07-21T22:36 UTC.