Water Tower, Waterloo, Iowa, USA Air Quality

Monitoring Station · Waterloo, United States
95
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
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Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
95 2am
47
49
49 5am
47
47
47 8am
47
47
47 11am
47
46
46 2pm
46
46
— 5pm
—
—
— 8pm
—
—
— 11pm
—
—
CAMS model adj +22
25
25
27
27
25
25
25
25
25
25
25
24
24
24
24

Air Quality Forecast (24h)

PM2.533.0 µg/m³ ×2.2 WHO
Moderate
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Nearby Cities

30 Waterloo 30 Cedar Falls 33 Marshalltown 43 Cedar Rapids 43 Marion 41 Mason City 10 North Liberty 10 Coralville 10 Iowa City

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-08-08T05:08 UTC.