Union Gap-4th St Air Quality

Monitoring Station · Yakima, United States
15
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
3 7pm
19
15
8 10pm
8
8
8 1am
8
8
8 4am
8
8
8 7am
8
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Station readings
3
19
15
CAMS model adj -16
24
24
24
24
24
24
24
24
24
24
24
24
24
24

Air Quality Forecast (24h)

PM2.53.5 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

17
4th Ave, Yakima, Washington, USA
5.0 km PM2.5: 4.1 µg/m³
59
4th Ave, Yakima, Washington, USA
5.0 km PM2.5: 15.9 µg/m³
5
4th Ave, Yakima, Washington, USA
5.0 km PM2.5: 1.2 µg/m³
10
4th Ave, Yakima, Washington, USA
5.0 km PM2.5: 2.4 µg/m³
10
Moxee-E Seattle Ave
7.5 km PM2.5: 2.3 µg/m³
15
Yakama Tribe, Toppenish, Washington, USA
22.6 km PM2.5: 3.6 µg/m³
51
Yakama Tribe, Toppenish, Washington, USA
22.6 km PM2.5: 12.1 µg/m³

Nearby Cities

13 Yakima 11 Sunnyside 6 Ellensburg 12 Richland 15 Wenatchee 14 Tri-Cities 13 Kennewick 15 Pasco 12 Moses Lake

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-06-08T22:00 UTC.