Wyoming Rural Ozone Monitoring WRAP – IOC Meeting July 21-22, 2003 Denver, CO
Dec 31, 2015
WyomingRural Ozone Monitoring
WRAP – IOC Meeting
July 21-22, 2003
Denver, CO
Ozone Monitor
Thunder Basin
Campbell County
CASTNetPinedale
CASTNetCentennial
Green River Basin
CASTNetYellowstone
Rural Ozone Monitoring in WY
Network Site Start Date Stop Date
CASTNet Centennial July 1989 Ongoing
CASTNet Pinedale Jan. 1989 Ongoing
CASTNet Yellowstone June 1996 Ongoing
WDEQ Green River Basin
August 1998 Dec. 2001
WDEQ Thunder Basin May 2001 Ongoing
WDEQ Campbell County
July 2003 Ongoing
WyomingMax. Daily 8-hr O3 Summary
Site Years Averages (ppm) Valid Days1st 2nd 3rd 4th
Thunder Basin 2001 0.075 0.075 0.073 0.070 99%
Thunder Basin 2002 0.088 0.075 0.074 0.072 98%
Yellowstone 1999-2001 0.072 0.070 0.068 0.067 99%
Yellowstone 2000-2002 0.069 0.068 0.066 0.065 97%
Green River Basin 1999-2001 0.078 0.073 0.071 0.069 99%
8-hr O3 AAQS 0.08 ppm annual 4th-highest daily max. 8-hr avg.
Thunder Basin
Ozone measurements and corresponding images when wildfires burned in northeast
Wyoming
Thunder Basin July 5, 2001
12:00 pm
SVR = 87 km
O3 = 68 ppb
15:00 pm
SVR = 59 km
O3 = 77 ppb
July 19, 2002
10:15 am
SVR = 130 km
O3 = 78 ppb
11:45 am
SVR = 54 km
O3 = 86 ppb
July 19, 2002 (12:00-12:45 pm)
SVR = 23 km O3 = 88 ppb
July 19, 2002 (3:00-3:45 pm)
SVR = 58 km O3 = 96 ppb (highest O3 value in 2002)