January February March April May June July August September October November December 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 Select Beginning DateEnding DateJuly62008 Time Interval Pm2.5 Nephelometer

1 Station & Multiple Items

1 Item & Multiple Stations

Stations w/Same Multiple Items

1 Day

3 Days

1 Week

2 Weeks

1 Month

2 Months

3 Months

6 Months

1 Year

Aberdeen Bellevue 148th NE Bellevue NE 4th Bellingham Bremerton Meadowdale Burbank Chehalis Chelan Woodin Av Clarkston Colville Darrington Ellensburg Enumclaw Mud Mtn Issaquah Lk Sammamish Kennewick Kent Lacey College St Lacrosse LaGrande Pack Forest Lake Forest Park Leavenworth Evans St Longview Lynnwood Marysville Mesa Moses Lake Mount Vernon Mt Rainier Jackson Ctr Neah Bay Cheeka Peak Neah Bay Makah Nisqually Valley North Bend Port Angeles W 14th Port Townsend Pullman Puyallup 66th Ave E Puyallup South Hill Ritzville Rosalia Seattle Beacon Hill Seattle Duwamish Valley Seattle Olive & Boren Seattle Queen Anne Hill Seattle SoPark Southern Shelton Silverdale Spokane 3rd & Wash S Spokane College St Spokane E Ferry Spokane Greenbluff Rd Spokane N Monroe Starbuck Tacoma Indian Hill Tacoma South L Tacoma Tideflats Taholah Toppenish Twisp Usk Vancouver 4th Plain Pm25 Vancouver Blairmount Dr Vancouver MacArthur Bv Walla Walla Wellpinit Wenatchee Alaska St Winthrop Yacolt Yakima S 4th Yelm N Pacific Rd Select Station Light Scatter by Particles Light Scattering EcoTech Pm2.5 Black Carbon Pm2.5 Neph EcoTech Pm2.5 Nephelometer Pm2.5 Partisol (daily) Pm2.5 Teom FDMS Pm2.5 uv Absorbance Barometric Pressure Relative Humidity Temperature Visual Range Wind Direction Wind Direction Sonic Wind Speed Wind Speed Sonic Add Items to plotChange y-Axis Scaling1Hr1Hr1Hr1Hr1Hr Display Air Quality (AQI) Categories

None

Pm2.5 24Hr

Change Start 1 Day

Select Averaging For Each

Select Averaging For All

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Left

Center

Right

LegendAvg1Avg1 _13.6 Interval _34.2 Interval __1.3 Interval

Yes

No

Display MarkersInstructions for making graphsAverageMaximumMinimum

Hourly Averages

Daily Averages

Daily Maximums

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xml