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Smoke information for residents of Josephine County

Josephine County which includes Grants Pass and Cave Junction air quality has moved into the good to moderate range.  However, smoke levels can change rapidly during wildfire events.  Josephine County health officials are encouraging people to be aware of the smoke because of ongoing fires in the area. For more information about Air Quality in Josephine County call 541-476-9663
The Air Quality Index (AQI) is the EPA's scale for rating air quality


Air Quality
Rating
Air Quality Index (AQI)
PM2.5 1-hour Average (µg/m3)
PM2.5 24-hour Average (µg/m3)
8-hour Ozone Concentration (ppm)
GOOD
0 - 50
0.0 - 40.4
0.0 - 12.0
0.000 - 0.059
MODERATE
51 - 100
40.5 - 80.4
12.1 - 35.4
0.060 - 0.075
UNHEALTHY FOR SENSITIVE GROUPS
101 - 150
80.5 - 175.4
35.5 - 55.4
0.076 - 0.095
UNHEALTHY
151 - 200
175.5 - 300.4
55.5 - 150.4
0.096 - 0.115
VERY UNHEALTHY
201 - 300
300.5 - 500.4
150.5 - 250.4
0.116 - 0.374
HAZARDOUS
>300
>500.5
>250.5
>0.375










Table 1. The Air Quality Index (AQI) is the EPA's scale for rating air quality