Kennewick-S Steptoe St Air Quality

Monitoring Station · Tri-Cities, United States
54
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
74 9pm
64
54
69 12am
69
69
49 3am
69
69
69 6am
69
69
69 9am
69
69
— 12pm
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— 6pm
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Station readings
74
64
54
CAMS model adj +15
54
54
54
54
54
54
34
54
54
54
54
54
54
54
54

Air Quality Forecast (24h)

PM2.513.6 µg/m³ ✓ WHO
Moderate
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Gas Pollutants

O₃
62.0
µg/m³

Nearby Monitoring Stations

67
Metaline, Kennewick, Washington, USA
3.6 km PM2.5: 19.7 µg/m³
84
Metaline, Kennewick, Washington, USA
3.6 km PM2.5: 27.8 µg/m³
110
Pasco
13.3 km PM2.5: 39.1 µg/m³
25
Finley-S Finley Rd
17.0 km PM2.5: 6.1 µg/m³
53
Burbank-Maple St
18.1 km PM2.5: 13.2 µg/m³

Nearby Cities

82 Tri-Cities 79 Kennewick 79 Richland 76 Pasco 54 Hermiston 84 Sunnyside 54 Pendleton 103 Walla Walla 106 Moses Lake

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-08-08T00:05 UTC.