Site Name Ozone AQI PM2.5 AQI PM10 AQI
Boulder Creek N/A N/A N/A
Carmel Valley AMS 29 at 4PM 18 at 3PM N/A
Felton Cal-Fire N/A N/A N/A
Hollister AMS 33 at 4PM 28 at 3PM 19 at 3PM
King City AMS 32 at 4PM 25 at 3PM 29 at 3PM
MBARD Office - Monterey N/A N/A N/A
Pinnacles NM 34 at 4PM N/A N/A
SLV Middle School AMS N/A 24 at 3PM N/A
Salinas AMS 30 at 4PM 13 at 3PM N/A
Santa Cruz AMS 28 at 3PM 11 at 2PM N/A
Zayante Fire Station N/A N/A N/A
All times shown in PDT Air Quality Index Information
Air Quality Index Information

The above map reflects the most recent Air Quality Index (AQI) for today at each of the air monitoring stations. Station data is refreshed at the top of every hour, but may not be shown immediately due to data transfer and verification limitations. The AQI represents a weighted rolling average concentration over 24 hours for PM10 and PM2.5; and 8 hours for Ozone.

Site:  Parameter:  Hours:
Air Quality Index Information
Area Today Tomorrow
Pinnacles National Monument Ozone Ozone
Salinas Ozone Ozone
Santa Cruz Ozone Ozone
Hollister Ozone Ozone
King City Ozone Ozone
Carmel Valley Ozone Ozone
Davenport Ozone Ozone
San Lorenzo Valley Ozone Ozone
Scotts Valley Ozone Ozone
Watsonville Ozone Ozone
Marina/Seaside Ozone Ozone
Monterey Peninsula Ozone Ozone
May 18 to May 23 A passing high pressure ridge and following low pressure system this week is bringing windy coastal and inland conditions on into the weekend. A reduction in the coastal marine layer and a trend to slightly warmer temperatures is expected as well. AQI for both Ozone and PM10 are expected to be GOOD. The AQI for PM2.5 is also expected to be GOOD throughout the District.