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Current Conditions
Forecast
Current
Trends

A quick glance of the current air pollution levels and meteorological values.

County Ozone 1-Hr Ozone 8-Hr PM 2.5 1-Hr PM 2.5 24-Hr Temperature Wind
Cache 0.027 ppm 0.032 ppm 2.5 µg/m3 6.3 µg/m3 78° F S 4.9 mph
Carbon 0.028 ppm 0.032 ppm 0.8 µg/m3 2.6 µg/m3 62° F E 11.5 mph
Duchesne 0.031 ppm 0.037 ppm 4.8 µg/m3 4.7 µg/m3 71° F SE 18.4 mph
Davis 0.028 ppm 0.032 ppm 3.9 µg/m3 2.5 µg/m3 83° F S 9.7 mph
Salt Lake 0.028 ppm 0.032 ppm 6.4 µg/m3 5.2 µg/m3 83° F S 7.8 mph
Tooele 0.028 ppm 0.032 ppm 6.9 µg/m3 4.8 µg/m3 83° F S 23.4 mph
Uintah 0.036 ppm 0.036 ppm 2 µg/m3 2.1 µg/m3 72° F SW 12.3 mph
Wasatch 0.03 ppm 0.032 ppm 3.7 µg/m3 3.8 µg/m3 77° F SW 8.4 mph
Washington 0.019 ppm 0.020 ppm 0.1 µg/m3 1.3 µg/m3 67° F N 5.4 mph
Harrisville 0.03 ppm 0.036 ppm 3.9 µg/m3 3.4 µg/m3 82° F S 5.7 mph
Lindon 0.027 ppm 0.030 ppm 3.6 µg/m3 2.8 µg/m3 78° F S 4.9 mph
Grand 0.028 ppm 0.030 ppm 2.7 µg/m3 5.9 µg/m3 79° F W 9.3 mph
Iron 0.024 ppm 0.024 ppm 1.6 µg/m3 3.6 µg/m3 67° F S 14.1 mph
Brigham City 0.031 ppm 0.034 ppm 3.2 µg/m3 3.6 µg/m3 81° F NE 3.0 mph
 
Action Forecast
Unrestricted Action
Voluntary Action
Mandatory Action
Health Forecast
Air Quality Index (AQI) Ozone PM 2.5 PM 10
Good 0 - 0.054 ppm 0 - 9.0 µg/m3 0 - 54.0 µg/m3
Moderate 0.055 - 0.070 ppm 9.1 - 35.4 µg/m3 54.1 - 154.0 µg/m3
Unhealthy for Sensitive Groups 0.071 - 0.085 ppm 35.5 - 55.4 µg/m3 154.1 - 254.0 µg/m3
Unhealthy 0.086 - 0.105 ppm 55.5 - 125.4 µg/m3 254.1 - 354.0 µg/m3
Very Unhealthy 0.106 - 0.200 ppm 125.5 - 225.4 µg/m3 354.1 - 424.0 µg/m3
Hazardous Above 0.201 ppm Above 225.5 µg/m3 Above 424.1 µg/m3
Based on an 8-hour average. Based on a 24-hour average. Based on a 24-hour average.