Hourly Air Quality Forecast - AQI (US EPA)
Unhealthy air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
102.33 µg/m³
- PM10:
103 µg/m³
- O3:
0.021 ppm
- NO2:
2.5 ppb
- SO2:
0.2 ppb
- CO:
0.27 ppm
Health Recommendations:
Everyone may begin to experience health effects; sensitive groups may experience more serious effects.
Unhealthy air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
101.8 µg/m³
- PM10:
102.5 µg/m³
- O3:
0.020 ppm
- NO2:
2.5 ppb
- SO2:
0.2 ppb
- CO:
0.26 ppm
Health Recommendations:
Everyone may begin to experience health effects; sensitive groups may experience more serious effects.
Unhealthy air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
99.55 µg/m³
- PM10:
100.29 µg/m³
- O3:
0.019 ppm
- NO2:
2.8 ppb
- SO2:
0.2 ppb
- CO:
0.26 ppm
Health Recommendations:
Everyone may begin to experience health effects; sensitive groups may experience more serious effects.
Unhealthy air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
94.95 µg/m³
- PM10:
95.73 µg/m³
- O3:
0.018 ppm
- NO2:
2.8 ppb
- SO2:
0.1 ppb
- CO:
0.26 ppm
Health Recommendations:
Everyone may begin to experience health effects; sensitive groups may experience more serious effects.
Unhealthy air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
81.08 µg/m³
- PM10:
81.92 µg/m³
- O3:
0.024 ppm
- NO2:
2.3 ppb
- SO2:
0.2 ppb
- CO:
0.23 ppm
Health Recommendations:
Everyone may begin to experience health effects; sensitive groups may experience more serious effects.
Unhealthy air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
72.48 µg/m³
- PM10:
73.32 µg/m³
- O3:
0.030 ppm
- NO2:
1.6 ppb
- SO2:
0.2 ppb
- CO:
0.22 ppm
Health Recommendations:
Everyone may begin to experience health effects; sensitive groups may experience more serious effects.
Unhealthy air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
61.25 µg/m³
- PM10:
62.11 µg/m³
- O3:
0.036 ppm
- NO2:
1 ppb
- SO2:
0.2 ppb
- CO:
0.20 ppm
Health Recommendations:
Everyone may begin to experience health effects; sensitive groups may experience more serious effects.
Unhealthy air quality for sensitive groups
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
42.29 µg/m³
- PM10:
42.93 µg/m³
- O3:
0.040 ppm
- NO2:
0.5 ppb
- SO2:
0.2 ppb
- CO:
0.16 ppm
Health Recommendations:
Members of sensitive groups may experience health effects. The general public is less likely to be affected.
Moderate air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
30.87 µg/m³
- PM10:
31.37 µg/m³
- O3:
0.041 ppm
- NO2:
0.4 ppb
- SO2:
0.1 ppb
- CO:
0.13 ppm
Health Recommendations:
Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.
Moderate air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
27.49 µg/m³
- PM10:
27.93 µg/m³
- O3:
0.043 ppm
- NO2:
0.4 ppb
- SO2:
0.1 ppb
- CO:
0.12 ppm
Health Recommendations:
Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.
Moderate air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
24.79 µg/m³
- PM10:
25.16 µg/m³
- O3:
0.045 ppm
- NO2:
0.5 ppb
- SO2:
0.1 ppb
- CO:
0.12 ppm
Health Recommendations:
Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.
Moderate air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
24.1 µg/m³
- PM10:
24.39 µg/m³
- O3:
0.047 ppm
- NO2:
0.6 ppb
- SO2:
0.1 ppb
- CO:
0.12 ppm
Health Recommendations:
Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.
Moderate air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
33.8 µg/m³
- PM10:
34.05 µg/m³
- O3:
0.051 ppm
- NO2:
0.9 ppb
- SO2:
0.1 ppb
- CO:
0.14 ppm
Health Recommendations:
Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.
Unhealthy air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
62.74 µg/m³
- PM10:
62.97 µg/m³
- O3:
0.055 ppm
- NO2:
1.8 ppb
- SO2:
0.1 ppb
- CO:
0.19 ppm
Health Recommendations:
Everyone may begin to experience health effects; sensitive groups may experience more serious effects.
Unhealthy air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
105.55 µg/m³
- PM10:
105.81 µg/m³
- O3:
0.054 ppm
- NO2:
3.2 ppb
- SO2:
0.1 ppb
- CO:
0.26 ppm
Health Recommendations:
Everyone may begin to experience health effects; sensitive groups may experience more serious effects.
Unhealthy air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
137.65 µg/m³
- PM10:
137.95 µg/m³
- O3:
0.047 ppm
- NO2:
4.3 ppb
- SO2:
0.1 ppb
- CO:
0.31 ppm
Health Recommendations:
Everyone may begin to experience health effects; sensitive groups may experience more serious effects.
Unhealthy air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
147.78 µg/m³
- PM10:
148.1 µg/m³
- O3:
0.040 ppm
- NO2:
4.3 ppb
- SO2:
0.1 ppb
- CO:
0.33 ppm
Health Recommendations:
Everyone may begin to experience health effects; sensitive groups may experience more serious effects.
Unhealthy air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
146.51 µg/m³
- PM10:
146.86 µg/m³
- O3:
0.035 ppm
- NO2:
4.1 ppb
- SO2:
0.1 ppb
- CO:
0.33 ppm
Health Recommendations:
Everyone may begin to experience health effects; sensitive groups may experience more serious effects.
Unhealthy air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
141.03 µg/m³
- PM10:
141.41 µg/m³
- O3:
0.032 ppm
- NO2:
3.8 ppb
- SO2:
0.1 ppb
- CO:
0.32 ppm
Health Recommendations:
Everyone may begin to experience health effects; sensitive groups may experience more serious effects.
Weather Alerts and Warnings for Pasco
Air Quality Alert
Air Quality Alert issued August 5 at 2:33PM PDT by NWS Pendleton OR
Aug 5, 2:33 PM
→ Aug 12, 5:00 AM
The Washington State Department of Ecology, Benton Clean Air Agency,
and the Yakima Regional Clean Air Agency have issued an Air Quality
Alert until further notice.
For the Smoke Air Quality Alert, wildfires burning in the region
combined with forecasted conditions will cause air quality to reach
unhealthy levels.
Pollutants in smoke can cause burning eyes, runny nose, aggravate
heart and lung diseases, and aggravate other serious health
problems. Limit outdoor activities and keep children indoors if it
is smoky. Please follow medical advice if you have a heart or lung
condition.
Information from the Washington Department of Ecology web site is
available at http://www.ecy.wa.gov/air.html or call 360-407-6000.
Information from the Yakima Regional Clean Air Agency web site is
available at http://www.yakimacleanair.org or call 509-834-2050.
Information from the Benton County Clean Air Agency web site is
available at http://www.bentoncleanair.org or call 509-783-1304.
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