12th St, Walla Walla, Washington, USA Air Quality

Monitoring Station · Walla Walla, United States
31
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
26 8pm
51
31
26 11pm
24
53
53 2am
53
53
65 5am
65
65
65 8am
65
—
— 11am
—
—
— 2pm
—
—
— 5pm
—
—
Station readings
51
31
CAMS model adj -1
27
27
27
27
25
54
54
54
54
66
66
66
66
66

Air Quality Forecast (24h)

PM2.57.4 µg/m³ ✓ WHO
Good
View city history →

Nearby Monitoring Stations

102
12th St, Walla Walla, Washington, USA
0.0 km PM2.5: 35.9 µg/m³

Nearby Cities

99 Walla Walla 45 Pendleton 102 Pasco 87 Kennewick 86 Tri-Cities 83 Richland 72 Hermiston 74 Lewiston 71 Lewiston Orchards

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-07-21T23:13 UTC.