PM2.5 Summary Data - 2010

Virginia 2010 - PM2.5 Particulate Matter Summary by Region
Method Code 118 - Gravimetric, R & P Model 2025 Sequential Micrograms Per Cubic Meter (ug/m3)

LOCATION NO. OF OBSERVATIONS BY QUARTER HIGHEST VALUE PER QUARTER QUARTERLY ARITHMETIC MEAN
I II III IV I II III IV I II III IV
SOUTHWEST REGION
BRISTOL
Highlands View Elementary School
 29 28 30 31 21.1 16.5 21.7 17.0 10.4 10.3 13.0 9.7
VALLEY REGION
ROCKINGHAM CO.
Rockingham VDOT
29 30 31 27 32.9 18.4 37.3 22.2 11.8 10.0 12.8 10.2
REST 
Woodbine Road
29 30 30 29 19.3 20.9 34.8 32.9 9.6 10.6 12.9 10.0
LURAY
Luray Caverns Airport
30 30 31 31 28.5 16.7 31.6 20.7 10.9 9.3 12.2 8.6
CHARLOTTESVILLE
Albemarle High School
30 29 31 30 14.4 17.7 36.5 17.2 7.5 9.8 12.3 8.0
WEST CENTRAL REGION
SALEM
Salem High School
30 30 31 28 22.5 17.1 24.4 18.4 8.7 10.8 13.2 8.8
ROANOKE
2020 Oakland Blvd.
85 91 87 88 24.8 20.2 32.7 22.6 8.6 10.6 12.8 8.8
LYNCHBURG
Water Tank on
Leesville Road
27 30 31 29 14.6 20.2 28.0 18.0 7.9 10.6 12.4 8.0
PIEDMONT REGION
CHESTERFIELD CO.
Bensley Armory
27 33 29 32 21.6 24.3 32.2 21.4 9.2 10.4 12.3 9.0
HENRICO CO.
Math & Science Center
89 90 82 89 20.2 24.4 33.2 22.4 8.8 10.5 12.0 8.4

Virginia 2010 - PM2.5 Particulate Matter Summary by Region

LOCATION NO. OF OBSERVATIONS BY QUARTER HIGHEST VALUE PER QUARTER QUARTERLY ARITHMETIC MEAN
I II III IV I II III IV I II III IV
PIEDMONT REGION (cont.)
HENRICO CO.
Piedmont Regional Office
29 28 31 33 19.0 24.0 34.7 16.4 8.3 10.2 12.3 7.9
CHARLES CITY CO.
Route #608
30 29 33 31 16.7 24.1 32.2 15.5 8.1 10.6 11.5 7.4
TIDEWATER REGION
NORFOLK
NOAA Facility
30 30 31 31 21.7 24.8 33.9 21.5 10.0 10.8 11.7 8.4
VIRGINIA BEACH
Tidewater Regional Office
89 86 87 90 26.3 24.4 31.9 38.3 9.4 10.3 10.6 9.1
NEWPORT NEWS ***
Public School Maintenance Facility
24 23 --- --- 20.6 17.2 --- --- 8.9 9.3  --- ---
HAMPTON *
NASA Langley Research Center
--- 4 28 31 --- 24.7** 33.2 17.1 --- 15.2** 11.6 7.5

* First run June 2010.  ** Quarter did not meet EPA's minimum requirements for data capture.  *** Discontinued June 8, 2010

Virginia 2010 - PM2.5 Particulate Matter Summary by Region

LOCATION NO. OF OBSERVATIONS BY QUARTER HIGHEST VALUE PER QUARTER QUARTERLY ARITHMETIC MEAN
I II III IV I II III IV I II III IV
NORTHERN REGION
LOUDOUN CO.
Broad Run High School
30 30 28 29 17.1 19.5 36.9 19.6 9.0 10.6 12.5 9.1
FAIRFAX CO.
Lee District Park
84 91 91 92 24.8 23.1 35.5 26.1 9.0 10.1 12.5 8.2
ARLINGTON CO.
Aurora Hills
29 29 30 20 19.3 20.5 34.1 16.2 9.7 10.6 12.7 8.3**
FAIRFAX CO. *
McLean Governmental Center
28 28 --- --- 19.8 20.0 --- --- 10.2 10.9 --- ---
FAIRFAX CO. *
Annandale
28 27 --- --- 17.1 20.4 --- --- 9.2 10.3 --- ---
CITY OF ALEXANDRIA
Alexandria Health Dept.
28 29 29 30 22.9 21.0 36.2 28.6 10.7 10.8 13.2 10.5

* Discontinued June 30, 2010.  ** Quarter did not meet EPA's minimum requirements for data capture.

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Virginia Department of
Environmental Quality
629 East Main Street
P.O. Box 1105
Richmond, VA 23218
(804)698-4000

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