Air Quality in Richland, United States

Windy
23.9°C · 29.4% humidity
23.9°
Feels 23.9°
46
Good
Air quality is satisfactory. Enjoy outdoor activities.
4 stations

Nearby Monitoring Stations

AQI Forecast
25 11am
25
25
46 2pm
40
36
33 5pm
30
28
27 8pm
27
26
26 11pm
26
28
27 2am
27
27
27 5am
25
25
25 8am
25
25
AD 728×90

Air Quality Index Trend

48h · 6 stn

Richland's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.

29.4%
Humidity
71.1 km/h
Wind NNW
1010.5 hPa
Pressure
14.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
46
10.96 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Richland?

Temperature & Precipitation

PM2.5 Trend

48h · 6 stations
PM2.510.96 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX14.9
Extreme
AD 300×250
Station readings (4 stations within 25 km)
10.96
Median
7.19
Average
1.15
Low
24.5
High
PM2.5 µg/m³ · Model: 6.25 · Bias: -4.7

What is the 7-day forecast for Richland?

05-29
33.0° 11.7°
0.06 mm
05-30
23.9° 14.7°
05-31
37.0° 19.2°
06-01
29.0° 9.2°
06-02
34.2° 12.2°
06-03
28.4° 7.5°
06-04
30.1° 11.8°
1.25 mm
Both models agree Avg diff: 5.2°C

Where are air quality stations near Richland?

6
Kennewick-S Steptoe St
9.5 km PM2.5: 1.4 µg/m³
7
Metaline, Kennewick, Washington, USA
9.8 km PM2.5: 1.7 µg/m³
53
Metaline, Kennewick, Washington, USA
9.8 km PM2.5: 13.1 µg/m³
42
Metaline, Kennewick, Washington, USA
9.8 km PM2.5: 10.1 µg/m³
20
Pasco
14.1 km PM2.5: 4.8 µg/m³
5
Burbank-Maple St
23.2 km PM2.5: 1.2 µg/m³
5
Finley-S Finley Rd
24.0 km PM2.5: 1.3 µg/m³

What cities are near Richland?

64 Tri-Cities 54 Kennewick 38 Pasco 21 Hermiston 25 Sunnyside 12 Walla Walla 24 Pendleton 67 Moses Lake 18 Yakima 22 Ellensburg
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-05-29T21:10 UTC.