UNITED STATES ENVIRONMENTAL PROTECTION AGENCY QUICKLOOK CRITERIA PARAMETERS Jan. 13, 2016 Report Request ID: 1401909 Report Code: AMP450

Selection Criteria Page 1 User ID:HXN
State County City Site Parameter POC AQCR UAR CBSA CSA EPA Region 51 GEOGRAPHIC SELECTIONS
PROTOCOL SELECTIONS Parameter Classification Parameter Method Duration QUICK LOOK 88101

SELECTED OPTIONS WORKFILE DELIMITER MERGE PDF FILES EVENTS PROCESSING AGENCY ROLE Option Type Option Value , YES EXCLUDE REGIONALLY CONCURRED EVENTS

PQAO SORT ORDER 1 2 3 4 5 6 7 Order Column

PARAMETER_CODE STATE_CODE COUNTY_CODE SITE_ID POC DATES EDT_ID DATE CRITERIA 2006 Start Date End Date 2015 Tribal Code

APPLICABLE STANDARDS Standard Description PM25 24-hour 2013 PM25 Annual 2013Jan. 13, 2016

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page 1 of 24 EXCEPTIONAL DATA TYPES EDT DESCRIPTION 0 1 2 5 NO EVENTS EVENTS EXCLUDED EVENTS INCLUDED EVENTS WITH CONCURRENCE EXCLUDEDJan. 13, 2016

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page 2 of 24 PM2.5 - Local Conditions (88101) Virginia Micrograms/cubic meter (LC) (105)
SITE ID P

O C PQAOCITY COUNTY ADDRESS YEAR METHNUM CRED DAYS 4TH MAX CERT and EVAL EDT 51-003-0001

51-003-0001

51-003-0001

51-003-0001

51-003-0001

51-003-0001 1

1

1

1

1

11127

1127

1127

1127

1127

1127 Not in a city
Not in a city
Not in a city
Not in a city
Not in a city
Not in a cityAlbemarle

Albemarle

Albemarle

Albemarle

Albemarle

Albemarle Lambs Lane, behind Albemarle High School Athletic Field Lambs Lane, behind Albemarle High School Athletic Field Lambs Lane, behind Albemarle High School Athletic Field Lambs Lane, behind Albemarle High School Athletic Field Lambs Lane, behind Albemarle High School Athletic Field Lambs Lane, behind Albemarle 2008

2009

2010

2011

2012

2013 118

118

118

118

118

118 27.4

21.4

36.5

23.6

18.6

22.5 Y

S 0

0

0

0

0

0 24-HOUR 98TH PERCENTILE VALUE 26.0

17.5

19.8

19.2

17.0

18.9 90

121

120

118

120

119 1ST

MAX 2ND

MAX 3RD

MAX 26.0

18.9

24.0

20.0

17.9

21.6 24.7

17.5

19.8

19.2

17.0

18.9 22.6

16.9

17.7

18.5

16.2

16.9 10.36*

8.36

9.40

8.47

7.77

7.56 WTD ARITH MEANJan. 13, 2016

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page 3 of 24 PM2.5 - Local Conditions (88101) Virginia Micrograms/cubic meter (LC) (105)
SITE ID P

O C PQAOCITY COUNTY ADDRESS YEAR METHNUM CRED DAYS 4TH MAX CERT and EVAL EDT
51-003-0001

51-003-0001

51-013-0020 51-013-0020 51-013-0020 51-013-0020 51-013-0020 51-013-0020 51-013-0020 51-013-0020 51-013-0020 1

1

1 1 1 1 1 1 1 1 11127

1127

1127 1127 1127 1127 1127 1127 1127 1127 1127 Not in a city
Not in a city
Arlington Arlington Arlington Arlington Arlington Arlington Arlington Arlington Arlington Albemarle

Albemarle
Arlington Arlington Arlington Arlington Arlington Arlington Arlington Arlington Arlington High School Athletic Field Lambs Lane, behind Albemarle High School Athletic Field Lambs Lane, behind Albemarle High School Athletic Field S 18TH AND HAYES ST S 18TH AND HAYES ST S 18TH AND HAYES ST S 18TH AND HAYES ST S 18TH AND HAYES ST S 18TH AND HAYES ST S 18TH AND HAYES ST S 18TH AND HAYES ST S 18TH AND 2014

2015

2006 2007 2008 2009 2010 2011 2012 2013 2014 118

118

118 118 118 118 118 118 118 118 118 21.0

23.3

32.8 44.5 32.1 40.7 34.1 23.5 33.4 25.5 22.8 S

Y

Y S S 0

0

0 0 0 0 0 0 0 0 0 24-HOUR 98TH PERCENTILE VALUE
15.1

17.3

32.5 29.5 23.4 23.2 21.8 21.2 21.8 21.2 19.2 120

111

119 117 103 117 108 56 119 122 120 1ST

MAX 2ND

MAX 3RD

MAX
15.2

21.4

32.5 39.9 31.4 23.7 23.0 21.2 22.1 24.6 19.3 15.1

17.3

32.5 29.5 23.4 23.2 21.8 18.1 21.8 21.2 19.2 15.0

15.4

31.7 29.1 22.9 20.8 20.5 16.3 20.8 18.5 19.1 7.42

7.12*

12.94 13.94 12.09* 10.07 10.33* 10.10* 9.39 8.90 8.74 WTD ARITH MEANJan. 13, 2016

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page 4 of 24 PM2.5 - Local Conditions (88101) Virginia Micrograms/cubic meter (LC) (105)
SITE ID P

O C PQAOCITY COUNTY ADDRESS YEAR METHNUM CRED DAYS 4TH MAX CERT and EVAL EDT 51-013-0020 51-013-0020 51-013-0020 51-013-0020 51-013-0020 51-013-0020 51-013-0020 51-013-0020 51-013-0020 51-013-0020 51-013-0020 51-036-0002 51-036-0002 51-036-0002 1

2 2 2 2 2 2 2 2 2 2 1 1 11127 1127 1127 1127 1127 1127 1127 1127 1127 1127 1127 1127 1127 1127 Arlington Arlington Arlington Arlington Arlington Arlington Arlington Arlington Arlington Arlington Arlington Not in a city Not in a city Not in a cityArlington

Arlington Arlington Arlington Arlington Arlington Arlington Arlington Arlington Arlington Arlington Charles Charles Charles HAYES ST S 18TH AND HAYES ST S 18TH AND HAYES ST S 18TH AND HAYES ST S 18TH AND HAYES ST S 18TH AND HAYES ST S 18TH AND HAYES ST S 18TH AND HAYES ST S 18TH AND HAYES ST S 18TH AND HAYES ST S 18TH AND HAYES ST S 18TH AND HAYES ST SHIRLEY PLANTATION, ROUTE 5 SHIRLEY PLANTATION, ROUTE 5 SHIRLEY PLANTATION, ROUTE 5 2015

2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2006 2007 2008 118 118 118 118 118 118 118 118 118 118 118 118 118 118 26.6

33.4 42.5 31.5 40.5 34.6 23.6 33.5 25.2 22.5 26.1 35.1 42.0 24.3 Y

Y S S
Y 0 0 0 0 0 0 0 0 0 0 0 0 0 0 24-HOUR 98TH PERCENTILE VALUE 20.9 32.4 30.2 27.9 23.1 22.1 21.9 21.8 20.9 19.0 20.8 33.7 30.5 22.1 108 117 115 107 118 101 53 115 117 114 109 118 116 120 1ST

MAX 2ND

MAX 3RD

MAX 22.7 32.6 36.7 30.8 24.4 23.4 21.9 22.2 24.7 20.0 23.2 34.0 35.2 23.9 20.9

32.4 30.2 27.9 23.1 22.1 17.8 21.8 20.9 19.0 20.8 33.7 30.5 22.1 20.4

31.8 29.8 23.6 20.5 20.4 16.6 20.9 18.7 18.5 20.5 30.8 29.3 21.9 9.00* 13.15 13.71 11.76* 10.09 10.40* 10.37* 9.55 8.89 8.82 8.98* 12.03 11.91 10.47 WTD ARITH MEANJan. 13, 2016

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page 5 of 24 PM2.5 - Local Conditions (88101) Virginia Micrograms/cubic meter (LC) (105)
SITE ID P

O C PQAOCITY COUNTY ADDRESS YEAR METHNUM CRED DAYS 4TH MAX CERT and EVAL EDT 51-036-0002 51-036-0002 51-036-0002 51-036-0002 51-036-0002 51-036-0002 51-036-0002 51-041-0003 51-041-0003 51-041-0003 1

1 1 1 1 1 1 1 1 11127 1127 1127 1127 1127 1127 1127 1127 1127 1127 Not in a city Not in a city Not in a city Not in a city Not in a city Not in a city Not in a city Bensley Bensley Bensley Charles

Charles Charles Charles Charles Charles Charles Chesterfield Chesterfield Chesterfield SHIRLEY PLANTATION, ROUTE 5 SHIRLEY PLANTATION, ROUTE 5 SHIRLEY PLANTATION, ROUTE 5 SHIRLEY PLANTATION, ROUTE 5 SHIRLEY PLANTATION, ROUTE 5 SHIRLEY PLANTATION, ROUTE 5 SHIRLEY PLANTATION, ROUTE 5 6700 STRATHMORE ROAD, ROOF OF ARMORY 6700 STRATHMORE ROAD, ROOF OF ARMORY 6700 STRATHMORE ROAD, ROOF OF ARMORY 2009

2010 2011 2012 2013 2014 2015 2006 2007 2008 118 118 118 118 118 118 118 118 118 118 20.7

32.2 28.3 21.5 21.5 18.8 25.1 31.3 41.8 28.1 Y S S

Y 0 0 0 0 0 0 0 0 0 0 24-HOUR 98TH PERCENTILE VALUE 18.5 20.6 21.6 20.0 18.2 16.0 17.2 31.1 30.7 22.8 112 121 111 111 118 114 107 116 113 122 1ST

MAX 2ND

MAX 3RD

MAX 20.1 24.1 22.6 20.5 19.3 16.3 18.0 31.2 34.7 27.9 18.5

20.6 21.6 20.0 18.2 16.0 17.2 31.1 30.7 22.8 17.2

20.5 18.8 19.3 17.2 15.4 17.1 31.0 27.2 21.9 8.61 9.38 8.81 8.08 7.64 7.88 7.47* 13.05 12.96 11.29 WTD ARITH MEANJan. 13, 2016

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page 6 of 24 PM2.5 - Local Conditions (88101) Virginia Micrograms/cubic meter (LC) (105)
SITE ID P

O C PQAOCITY COUNTY ADDRESS YEAR METHNUM CRED DAYS 4TH MAX CERT and EVAL EDT 51-041-0003 51-041-0003 51-041-0003 51-041-0003 51-041-0003 51-041-0003 51-041-0003 51-059-0030 51-059-0030 1

1 1 1 1 1 1 1 11127 1127 1127 1127 1127 1127 1127 1127 1127 Bensley Bensley Bensley Bensley Bensley Bensley Bensley Groveton Groveton Chesterfield

Chesterfield Chesterfield Chesterfield Chesterfield Chesterfield Chesterfield Fairfax Fairfax 6700 STRATHMORE ROAD, ROOF OF ARMORY 6700 STRATHMORE ROAD, ROOF OF ARMORY 6700 STRATHMORE ROAD, ROOF OF ARMORY 6700 STRATHMORE ROAD, ROOF OF ARMORY 6700 STRATHMORE ROAD, ROOF OF ARMORY 6700 STRATHMORE ROAD, ROOF OF ARMORY 6700 STRATHMORE ROAD, ROOF OF ARMORY STA. 46-B9, LEE PARK, TELEGRAPH ROAD STA. 46-B9, 2009

2010 2011 2012 2013 2014 2015 2006 2007 118 118 118 118 118 118 118 118 118 24.8

32.2 23.4 20.5 22.8 19.0 25.9 45.6 46.4 Y S S

Y 0 0 0 0 0 0 0 0 0 24-HOUR 98TH PERCENTILE VALUE 19.0 21.6 22.0 20.0 20.4 16.0 16.5 33.9 31.9 116 116 121 118 98 114 109 334 330 1ST

MAX 2ND

MAX 3RD

MAX 20.5 24.3 22.3 20.4 20.4 16.0 17.0 37.0 44.1 19.0

21.6 22.0 20.0 19.2 16.0 16.5 36.7 40.3 17.3

21.4 20.2 19.6 17.8 16.0 16.4 34.7 39.2 9.24 10.23 9.34 8.89 8.22* 8.40 8.15* 12.71 12.53 WTD ARITH MEANJan. 13, 2016

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page 7 of 24 PM2.5 - Local Conditions (88101) Virginia Micrograms/cubic meter (LC) (105)
SITE ID P

O C PQAOCITY COUNTY ADDRESS YEAR METHNUM CRED DAYS 4TH MAX CERT and EVAL EDT
51-059-0030 51-059-0030 51-059-0030 51-059-0030 51-059-0030 51-059-0030 51-059-0030 51-059-0030 1

1 1 1 1 1 1 11127 1127 1127 1127 1127 1127 1127 1127 Groveton Groveton Groveton Groveton Groveton Groveton Groveton Groveton Fairfax

Fairfax Fairfax Fairfax Fairfax Fairfax Fairfax Fairfax LEE PARK, TELEGRAPH ROAD STA. 46-B9, LEE PARK, TELEGRAPH ROAD STA. 46-B9, LEE PARK, TELEGRAPH ROAD STA. 46-B9, LEE PARK, TELEGRAPH ROAD STA. 46-B9, LEE PARK, TELEGRAPH ROAD STA. 46-B9, LEE PARK, TELEGRAPH ROAD STA. 46-B9, LEE PARK, TELEGRAPH ROAD STA. 46-B9, LEE PARK, TELEGRAPH ROAD STA. 46-B9, LEE PARK, 2008

2009 2010 2011 2012 2013 2014 2015 118 118 118 118 118 118 118 118 33.2

35.4 35.5 29.0 38.1 24.4 26.0 25.3 Y S S 0 0 0 0 0 0 0 0 24-HOUR 98TH PERCENTILE VALUE
28.4 24.2 23.7 24.1 21.1 21.0 18.0 19.9 347 347 358 353 346 352 348 326 1ST

MAX 2ND

MAX 3RD

MAX
32.7 28.2 33.7 27.8 26.6 23.9 24.0 24.1 30.6

28.0 31.8 27.3 26.2 22.3 22.1 23.1 30.6

26.6 30.7 26.5 21.5 22.2 21.9 21.7 11.09 9.79 9.93 9.23 8.74 8.34 8.20 7.91* WTD ARITH MEANJan. 13, 2016

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page 8 of 24 PM2.5 - Local Conditions (88101) Virginia Micrograms/cubic meter (LC) (105)
SITE ID P

O C PQAOCITY COUNTY ADDRESS YEAR METHNUM CRED DAYS 4TH MAX CERT and EVAL EDT 51-059-1005 51-059-1005 51-059-1005 51-059-1005 51-059-1005 51-059-5001 51-059-5001 51-059-5001 51-059-5001 51-059-5001 51-069-0010 51-069-0010 1

1 1 1 1 1 1 1 1 1 1 11127 1127 1127 1127 1127 1127 1127 1127 1127 1127 1127 1127 Annandale Annandale Annandale Annandale Annandale McLean McLean McLean McLean McLean Not in a city Not in a cityFairfax

Fairfax Fairfax Fairfax Fairfax Fairfax Fairfax Fairfax Fairfax Fairfax Frederick Frederick TELEGRAPH ROAD 6507 COLUMBIA PIKE 6507 COLUMBIA PIKE 6507 COLUMBIA PIKE 6507 COLUMBIA PIKE 6507 COLUMBIA PIKE LEWINSVILLE 1437 BALLS HILL RD LEWINSVILLE 1437 BALLS HILL RD LEWINSVILLE 1437 BALLS HILL RD LEWINSVILLE 1437 BALLS HILL RD LEWINSVILLE 1437 BALLS HILL RD RTE 669, BUTLER MANUF. CO NEAR REST VA RTE 669, 2006

2007 2008 2009 2010 2006 2007 2008 2009 2010 2007 2008 118 118 118 118 118 118 118 118 118 118 118 118 34.9

42.8 31.0 36.6 20.4 36.4 42.7 31.8 33.5 20.0 24.9 30.6 Y

Y 0 0 0 0 0 0 0 0 0 0 0 0 24-HOUR 98TH PERCENTILE VALUE 32.0 29.5 22.7 20.8 18.9 32.4 30.9 25.6 21.2 19.8 24.9 25.9 112 114 96 118 55 106 109 116 117 56 16 120 1ST

MAX 2ND

MAX 3RD

MAX 32.9 39.8 22.7 21.7 18.9 32.5 38.5 30.8 24.2 19.8 22.8 28.5 32.0

29.5 22.0 20.8 17.1 32.4 30.9 25.6 21.2 19.4 21.5 25.9 31.5

26.8 21.5 20.8 16.2 31.5 27.9 24.9 21.1 18.9 19.1 24.8 12.73 13.26 11.22* 9.52 9.75* 12.73 13.49 11.80 9.69 10.52* 13.86* 12.05 WTD ARITH MEANJan. 13, 2016

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page 9 of 24 PM2.5 - Local Conditions (88101) Virginia Micrograms/cubic meter (LC) (105)
SITE ID P

O C PQAOCITY COUNTY ADDRESS YEAR METHNUM CRED DAYS 4TH MAX CERT and EVAL EDT
51-069-0010 51-069-0010 51-069-0010 51-069-0010 51-069-0010 51-069-0010 51-069-0010 51-087-0014 1

1 1 1 1 1 1 11127 1127 1127 1127 1127 1127 1127 1127 Not in a city Not in a city Not in a city Not in a city Not in a city Not in a city Not in a city East Highland Park Frederick

Frederick Frederick Frederick Frederick Frederick Frederick Henrico BUTLER MANUF. CO NEAR REST VA RTE 669, BUTLER MANUF. CO NEAR REST VA RTE 669, BUTLER MANUF. CO NEAR REST VA RTE 669, BUTLER MANUF. CO NEAR REST VA RTE 669, BUTLER MANUF. CO NEAR REST VA RTE 669, BUTLER MANUF. CO NEAR REST VA RTE 669, BUTLER MANUF. CO NEAR REST VA RTE 669, BUTLER MANUF. CO NEAR REST VA 2401 HARTMAN STREET MATH 2009

2010 2011 2012 2013 2014 2015 2006 118 118 118 118 118 118 118 118 24.1

34.8 28.3 23.7 41.2 31.5 27.9 38.9 Y S S

Y 0 0 0 0 0 0 0 0 24-HOUR 98TH PERCENTILE VALUE
21.3 24.8 23.8 22.6 23.5 24.2 23.0 30.9 118 118 112 122 121 119 111 335 1ST

MAX 2ND

MAX 3RD

MAX
21.6 32.9 26.8 22.8 27.8 26.0 26.7 35.8 21.3

24.8 23.8 22.6 23.5 24.2 23.0 34.3 21.3

21.9 21.9 20.9 19.3 23.8 23.0 33.4 10.42 10.79 9.98 9.82 8.83 9.01 8.79* 13.15 WTD ARITH MEANJan. 13, 2016

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page 10 of 24 PM2.5 - Local Conditions (88101) Virginia Micrograms/cubic meter (LC) (105)
SITE ID P

O C PQAOCITY COUNTY ADDRESS YEAR METHNUM CRED DAYS 4TH MAX CERT and EVAL EDT 51-087-0014 51-087-0014 51-087-0014 51-087-0014 51-087-0014 51-087-0014 51-087-0014 51-087-0014 51-087-0014 51-087-0014 51-087-0014 1

1 1 1 1 1 1 1 1 2 21127 1127 1127 1127 1127 1127 1127 1127 1127 1127 1127 East Highland Park East Highland Park East Highland Park East Highland Park East Highland Park East Highland Park East Highland Park East Highland Park East Highland Park East Highland Park East HighlandHenrico

Henrico Henrico Henrico Henrico Henrico Henrico Henrico Henrico Henrico Henrico & SCIENCE CTR 2401 HARTMAN STREET MATH & SCIENCE CTR 2401 HARTMAN STREET MATH & SCIENCE CTR 2401 HARTMAN STREET MATH & SCIENCE CTR 2401 HARTMAN STREET MATH & SCIENCE CTR 2401 HARTMAN STREET MATH & SCIENCE CTR 2401 HARTMAN STREET MATH & SCIENCE CTR 2401 HARTMAN STREET MATH & SCIENCE CTR 2401 HARTMAN STREET MATH & SCIENCE CTR 2401 HARTMAN STREET MATH & SCIENCE CTR 2401 HARTMAN STREET MATH & SCIENCE CTR 2401 HARTMAN 2007

2008 2009 2010 2011 2012 2013 2014 2015 2006 2007 118 118 118 118 118 118 118 118 118 118 118 46.4

29.0 25.8 33.2 29.3 31.4 23.0 18.5 21.0 33.4 35.8 Y S S

Y 0 5 0 0 0 0 0 0 0 0 0 24-HOUR 98TH PERCENTILE VALUE 32.0 24.8 21.1 22.2 23.2 19.5 19.3 15.7 16.4 30.5 30.4 341 360 350 339 341 350 352 344 313 108 111 1ST

MAX 2ND

MAX 3RD

MAX 43.2 29.0 23.9 24.6 27.5 22.6 21.8 17.6 20.1 32.0 34.7 36.7

27.7 23.3 24.4 26.4 22.0 21.5 17.2 19.6 30.5 30.4 36.2

27.1 22.4 23.4 26.3 21.7 21.3 16.5 18.0 30.2 27.5 12.51 10.73 9.32 9.95 9.51 8.59 8.13 8.10 7.59* 13.12 12.76 WTD ARITH MEANJan. 13, 2016

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page 11 of 24 PM2.5 - Local Conditions (88101) Virginia Micrograms/cubic meter (LC) (105)
SITE ID P

O C PQAOCITY COUNTY ADDRESS YEAR METHNUM CRED DAYS 4TH MAX CERT and EVAL EDT 51-087-0014 51-087-0014 51-087-0014 51-087-0014 51-087-0014 51-087-0014 51-087-0014 51-087-0014 51-087-0015 51-087-0015 2

2 2 2 2 2 2 2 1 11127 1127 1127 1127 1127 1127 1127 1127 1127 1127 Park East Highland Park East Highland Park East Highland Park East Highland Park East Highland Park East Highland Park East Highland Park East Highland Park Not in a city Not in a cityHenrico

Henrico Henrico Henrico Henrico Henrico Henrico Henrico Henrico Henrico STREET MATH & SCIENCE CTR 2401 HARTMAN STREET MATH & SCIENCE CTR 2401 HARTMAN STREET MATH & SCIENCE CTR 2401 HARTMAN STREET MATH & SCIENCE CTR 2401 HARTMAN STREET MATH & SCIENCE CTR 2401 HARTMAN STREET MATH & SCIENCE CTR 2401 HARTMAN STREET MATH & SCIENCE CTR 2401 HARTMAN STREET MATH & SCIENCE CTR 2401 HARTMAN STREET MATH & SCIENCE CTR 4949-A COX ROAD, GLEN ALLEN 4949-A COX ROAD, GLEN ALLEN 2008

2009 2010 2011 2012 2013 2014 2015 2006 2007 118 118 118 118 118 118 118 118 118 118 29.7

23.2 32.7 24.0 21.2 21.5 18.9 27.0 32.0 32.7 Y S S

Y 0 0 0 0 0 0 0 0 0 0 24-HOUR 98TH PERCENTILE VALUE 22.3 18.1 23.0 20.2 20.6 19.2 17.1 17.5 28.7 30.4 110 109 105 116 109 122 119 110 116 116 1ST

MAX 2ND

MAX 3RD

MAX 26.4 21.1 24.5 21.5 21.0 20.4 17.7 17.5 29.4 32.1 22.3

18.1 23.0 20.2 20.6 19.2 17.1 17.5 28.7 30.4 21.9

17.8 21.1 19.4 19.2 17.5 16.3 16.6 28.6 25.7 11.06 9.08 10.06* 9.18 8.73 8.23 8.34 7.90* 12.54 12.43 WTD ARITH MEANJan. 13, 2016

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page 12 of 24 PM2.5 - Local Conditions (88101) Virginia Micrograms/cubic meter (LC) (105)
SITE ID P

O C PQAOCITY COUNTY ADDRESS YEAR METHNUM CRED DAYS 4TH MAX CERT and EVAL EDT 51-087-0015 51-087-0015 51-087-0015 51-087-0015 51-087-0015 51-087-0015 51-087-0015 51-087-0015 51-107-1005 51-107-1005 1

1 1 1 1 1 1 1 1 11127 1127 1127 1127 1127 1127 1127 1127 1127 1127 Not in a city Not in a city Not in a city Not in a city Not in a city Not in a city Not in a city Not in a city Not in a city Not in a cityHenrico

Henrico Henrico Henrico Henrico Henrico Henrico Henrico Loudoun Loudoun 4949-A COX ROAD, GLEN ALLEN 4949-A COX ROAD, GLEN ALLEN 4949-A COX ROAD, GLEN ALLEN 4949-A COX ROAD, GLEN ALLEN 4949-A COX ROAD, GLEN ALLEN 4949-A COX ROAD, GLEN ALLEN 4949-A COX ROAD, GLEN ALLEN 4949-A COX ROAD, GLEN ALLEN 38-I, BROAD RUN HIGH SCHOOL, ASHBURN 38-I, BROAD RUN HIGH SCHOOL, ASHBURN 2008

2009 2010 2011 2012 2013 2014 2015 2006 2007 118 118 118 118 118 118 118 118 118 118 29.5

21.9 34.7 22.1 19.5 20.0 18.9 25.0 34.5 38.3 Y S S

Y 0 0 0 0 0 0 0 0 0 0 24-HOUR 98TH PERCENTILE VALUE 21.9 20.2 21.1 18.6 18.3 18.5 16.0 15.6 32.8 27.7 118 118 116 106 121 121 118 110 114 110 1ST

MAX 2ND

MAX 3RD

MAX 26.6 20.9 24.0 19.5 19.2 18.7 18.6 17.3 33.7 37.8 21.9

20.2 21.1 18.6 18.3 18.5 16.0 15.6 32.8 27.7 21.4

17.4 20.4 18.2 17.8 17.5 16.0 15.3 32.2 24.9 10.45 8.80 9.68 8.63* 8.31 7.83 8.18 7.68* 12.24 12.80 WTD ARITH MEANJan. 13, 2016

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page 13 of 24 PM2.5 - Local Conditions (88101) Virginia Micrograms/cubic meter (LC) (105)
SITE ID P

O C PQAOCITY COUNTY ADDRESS YEAR METHNUM CRED DAYS 4TH MAX CERT and EVAL EDT 51-107-1005 51-107-1005 51-107-1005 51-107-1005 51-107-1005 51-107-1005 51-107-1005 51-107-1005 51-113-0003 1

1 1 1 1 1 1 1 11127 1127 1127 1127 1127 1127 1127 1127 1127 Not in a city Not in a city Not in a city Not in a city Not in a city Not in a city Not in a city Not in a city Not in a cityLoudoun

Loudoun Loudoun Loudoun Loudoun Loudoun Loudoun Loudoun Madison 38-I, BROAD RUN HIGH SCHOOL, ASHBURN 38-I, BROAD RUN HIGH SCHOOL, ASHBURN 38-I, BROAD RUN HIGH SCHOOL, ASHBURN 38-I, BROAD RUN HIGH SCHOOL, ASHBURN 38-I, BROAD RUN HIGH SCHOOL, ASHBURN 38-I, BROAD RUN HIGH SCHOOL, ASHBURN 38-I, BROAD RUN HIGH SCHOOL, ASHBURN 38-I, BROAD RUN HIGH SCHOOL, ASHBURN SHENANDOAH NP2008

2009 2010 2011 2012 2013 2014 2015 2006 118 118 118 118 118 118 118 118 118 30.5

28.4 36.9 23.7 26.1 30.6 25.3 26.7 18.9 Y S S

Y 5 0 0 0 0 0 0 0 0 24-HOUR 98TH PERCENTILE VALUE 23.9 20.0 19.6 20.5 20.6 19.9 19.2 21.9 18.9 118 120 117 118 111 110 115 104 35 1ST

MAX 2ND

MAX 3RD

MAX 27.5 21.6 23.4 23.1 22.5 25.0 24.6 24.5 13.5 23.9

20.0 19.6 20.5 20.6 19.9 19.2 21.9 11.7 20.9

20.0 19.6 20.4 20.5 19.8 16.6 21.4 9.2 11.48 9.22 10.28 9.07 9.01 8.48 8.49 8.86* 7.81* WTD ARITH MEANJan. 13, 2016

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page 14 of 24 PM2.5 - Local Conditions (88101) Virginia Micrograms/cubic meter (LC) (105)
SITE ID P

O C PQAOCITY COUNTY ADDRESS YEAR METHNUM CRED DAYS 4TH MAX CERT and EVAL EDT 51-113-0003 51-139-0004 51-139-0004 51-139-0004 51-139-0004 51-139-0004 51-139-0004 51-139-0004 51-139-0004 51-139-0004 51-139-0004 1

1 1 1 1 1 1 1 1 1 11127 1127 1127 1127 1127 1127 1127 1127 1127 1127 1127 Not in a city Not in a city Not in a city Not in a city Not in a city Not in a city Not in a city Not in a city Not in a city Not in a city Not in a cityMadison

Page Page Page Page Page Page Page Page Page Page BIG MEADOWS SHENANDOAH NP BIG MEADOWS LURAY CAVERNS AIRPORT, ROUTE 647 LURAY CAVERNS AIRPORT, ROUTE 647 LURAY CAVERNS AIRPORT, ROUTE 647 LURAY CAVERNS AIRPORT, ROUTE 647 LURAY CAVERNS AIRPORT, ROUTE 647 LURAY CAVERNS AIRPORT, ROUTE 647 LURAY CAVERNS AIRPORT, ROUTE 647 LURAY CAVERNS AIRPORT, ROUTE 647 LURAY CAVERNS AIRPORT, ROUTE 647 LURAY CAVERNS AIRPORT, 2007

2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 118 118 118 118 118 118 118 118 118 118 118 30.9

31.0 33.2 28.8 24.4 31.6 25.6 20.3 21.7 24.4 29.8 Y

Y S S 0 0 0 0 0 0 0 0 0 0 0 24-HOUR 98TH PERCENTILE VALUE 23.9 28.3 30.0 25.0 20.8 24.3 21.2 17.2 19.8 19.3 24.4 92 113 118 118 116 122 119 120 119 122 98 1ST

MAX 2ND

MAX 3RD

MAX 23.9 29.1 31.2 25.4 21.4 28.5 21.8 18.3 20.8 23.7 24.4 23.8

28.3 30.0 25.0 20.8 24.3 21.2 17.2 19.8 19.3 21.4 23.3

24.7 27.7 21.9 18.7 23.2 20.3 16.0 15.7 17.8 17.8 10.31* 12.14 12.46 10.46 8.85 10.24 8.67 8.31 7.19 7.96 7.55* WTD ARITH MEANJan. 13, 2016

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page 15 of 24 PM2.5 - Local Conditions (88101) Virginia Micrograms/cubic meter (LC) (105)
SITE ID P

O C PQAOCITY COUNTY ADDRESS YEAR METHNUM CRED DAYS 4TH MAX CERT and EVAL EDT 51-161-1004 51-161-1004 51-161-1004 51-165-0003

51-165-0003

51-165-0003

51-165-0003 1

1 1 1

1

1

11127 1127 1127 1127

1127

1127

1127 Vinton Vinton Vinton Not in a city

Not in a city

Not in a city

Not in a cityRoanoke

Roanoke Roanoke Rockingham

Rockingham

Rockingham

Rockingham ROUTE 647 HERMAN HORN ELEMENTARY SCHOOL HERMAN HORN ELEMENTARY SCHOOL HERMAN HORN ELEMENTARY SCHOOL VDOT RESIDENCY SHOP, 3536 NORTH VALLEY PIKE, HARRISONBURG, VA VDOT RESIDENCY SHOP, 3536 NORTH VALLEY PIKE, HARRISONBURG, VA VDOT RESIDENCY SHOP, 3536 NORTH VALLEY PIKE, HARRISONBURG, VA VDOT RESIDENCY 2013

2014 2015 2007

2008

2009

2010 118 118 118 118

118

118

118 22.1

38.2 28.8 37.0

30.2

38.7

37.3 S S 0 0 0 0

0

0

0 24-HOUR 98TH PERCENTILE VALUE 18.9 16.6 18.0 32.0

24.7

21.7

25.2 183 358 320 112

111

120

117 1ST

MAX 2ND

MAX 3RD

MAX 21.8 19.8 25.5 32.9

27.0

22.1

32.9 21.5

19.2 25.5 32.0

24.7

21.7

25.2 18.9

18.7 20.7 31.5

24.5

19.9

23.1 8.46* 8.08 7.65* 13.74

11.48

9.77

11.23 WTD ARITH MEANJan. 13, 2016

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page 16 of 24 PM2.5 - Local Conditions (88101) Virginia Micrograms/cubic meter (LC) (105)
SITE ID P

O C PQAOCITY COUNTY ADDRESS YEAR METHNUM CRED DAYS 4TH MAX CERT and EVAL EDT

51-165-0003

51-165-0003

51-165-0003

51-165-0003 1

1

1

11127

1127

1127

1127 Not in a city

Not in a city

Not in a city

Not in a cityRockingham

Rockingham

Rockingham

Rockingham SHOP, 3536 NORTH VALLEY PIKE, HARRISONBURG, VA VDOT RESIDENCY SHOP, 3536 NORTH VALLEY PIKE, HARRISONBURG, VA VDOT RESIDENCY SHOP, 3536 NORTH VALLEY PIKE, HARRISONBURG, VA VDOT RESIDENCY SHOP, 3536 NORTH VALLEY PIKE, HARRISONBURG, VA VDOT RESIDENCY SHOP, 3536 NORTH VALLEY PIKE, HARRISONBURG, VA 2011

2012

2013

2014 118

118

118

118 30.4

19.3

24.3

28.8 Y

S

S 0

0

0

0 24-HOUR 98TH PERCENTILE VALUE

22.8

17.5

21.2

21.6 118

118

121

120 1ST

MAX 2ND

MAX 3RD

MAX

30.4

19.3

24.3

22.8 22.8

17.5

21.2

21.6 22.2

16.8

19.2

21.2 9.57

8.81

8.40

8.65 WTD ARITH MEANJan. 13, 2016

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page 17 of 24 PM2.5 - Local Conditions (88101) Virginia Micrograms/cubic meter (LC) (105)
SITE ID P

O C PQAOCITY COUNTY ADDRESS YEAR METHNUM CRED DAYS 4TH MAX CERT and EVAL EDT 51-165-0003

51-510-0009 51-510-0009 51-510-0009 51-520-0006 51-520-0006 51-520-0006 51-520-0006 51-520-0006 51-520-0006 51-520-0006 51-520-0006 51-520-0006 51-520-0006 51-650-0004 1

1 1 1 1 1 1 1 1 1 1 1 1 1 11127

1127 1127 1127 1127 1127 1127 1127 1127 1127 1127 1127 1127 1127 1127 Not in a city

Alexandria Alexandria Alexandria Bristol Bristol Bristol Bristol Bristol Bristol Bristol Bristol Bristol Bristol Hampton Rockingham

Alexandria City Alexandria City Alexandria City Bristol City Bristol City Bristol City Bristol City Bristol City Bristol City Bristol City Bristol City Bristol City Bristol City Hampton City VDOT RESIDENCY SHOP, 3536 NORTH VALLEY PIKE, HARRISONBURG, VA 517 N SAINT ASAPH ST, ALEXANDRIA HEALTH 517 N SAINT ASAPH ST, ALEXANDRIA HEALTH 517 N SAINT ASAPH ST, ALEXANDRIA HEALTH EADS STREET EADS STREET EADS STREET EADS STREET EADS STREET EADS STREET EADS STREET EADS STREET EADS STREET EADS STREET 700 SHELL 2015

2010 2011 2012 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2006 118

118 118 118 118 118 118 118 118 118 118 118 118 118 118 26.8

36.2 26.4 11.9 39.4 31.7 29.2 28.2 21.7 21.8 20.4 23.2 19.9 17.8 38.8 Y
Y

Y S S Y 0

0 0 0 0 0 0 0 0 0 0 0 0 0 0 24-HOUR 98TH PERCENTILE VALUE 22.7

24.0 22.4 11.9 30.9 28.0 25.9 19.7 21.1 21.5 16.5 16.2 15.1 13.4 32.0 110

116 112 2 120 112 120 118 118 121 122 113 119 105 117 1ST

MAX 2ND

MAX 3RD

MAX 25.0

28.6 25.7 6.9 32.0 30.6 27.3 20.0 21.1 21.7 18.1 16.9 15.2 16.3 32.4 22.7

24.0 22.4

30.9 28.0 25.9 19.7 21.1 21.5 16.5 16.2 15.1 13.4 32.0 22.1

23.2 21.5

29.8 27.2 20.8 19.6 20.6 20.3 15.7 15.9 14.8 13.3 29.7 8.18*

11.29 10.21 9.40* 13.54 13.86 10.59 9.24 10.83 9.76 8.79 8.53 8.56 7.40* 12.24 WTD ARITH MEANJan. 13, 2016

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page 18 of 24 PM2.5 - Local Conditions (88101) Virginia Micrograms/cubic meter (LC) (105)
SITE ID P

O C PQAOCITY COUNTY ADDRESS YEAR METHNUM CRED DAYS 4TH MAX CERT and EVAL EDT 51-650-0004 51-650-0004 51-650-0004 51-650-0008

51-650-0008

51-650-0008

51-650-0008 1

1 1 1

1

1

11127 1127 1127 1127

1127

1127

1127 Hampton Hampton Hampton Hampton

Hampton

Hampton

Hampton Hampton City

Hampton City Hampton City Hampton City

Hampton City

Hampton City

Hampton City ROAD 700 SHELL ROAD 700 SHELL ROAD 700 SHELL ROAD Adjacent to Building 1196, Wythe Landing Loop, NASA-Langley Research Center Adjacent to Building 1196, Wythe Landing Loop, NASA-Langley Research Center Adjacent to Building 1196, Wythe Landing Loop, NASA-Langley Research Center Adjacent to Building 1196, Wythe Landing Loop, NASA-Langley 2007

2008 2009 2010

2011

2012

2013 118 118 118 118

118

118

118 40.2

32.5 18.3 33.2

25.5

24.4

22.3 Y

S 0 5 0 0

5

0

0 24-HOUR 98TH PERCENTILE VALUE 27.8 24.8 18.3 24.7

25.0

20.9

15.9 119 114 30 63

119

120

114 1ST

MAX 2ND

MAX 3RD

MAX 30.5 27.9 16.8 24.7

25.5

22.8

16.7 27.8

24.8 14.6 21.2

25.0

20.9

15.9 27.2

21.4 13.5 19.6

21.7

19.7

14.9 10.89 11.15 8.75* 11.45*

8.77

7.69

7.12 WTD ARITH MEANJan. 13, 2016

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page 19 of 24 PM2.5 - Local Conditions (88101) Virginia Micrograms/cubic meter (LC) (105)
SITE ID P

O C PQAOCITY COUNTY ADDRESS YEAR METHNUM CRED DAYS 4TH MAX CERT and EVAL EDT 51-650-0008

51-650-0008

51-680-0015 51-680-0015 51-680-0015 51-680-0015 51-680-0015 1

1

1 1 1 1 11127

1127

1127 1127 1127 1127 1127 Hampton

Hampton

Lynchburg Lynchburg Lynchburg Lynchburg Lynchburg Hampton City

Hampton City

Lynchburg City Lynchburg City Lynchburg City Lynchburg City Lynchburg City Research Center Adjacent to Building 1196, Wythe Landing Loop, NASA-Langley Research Center Adjacent to Building 1196, Wythe Landing Loop, NASA-Langley Research Center LEESVILLE ROAD AND GREYSTONE DRIVE LEESVILLE ROAD AND GREYSTONE DRIVE LEESVILLE ROAD AND GREYSTONE DRIVE LEESVILLE ROAD AND GREYSTONE DRIVE LEESVILLE 2014

2015

2006 2007 2008 2009 2010 118

118

118 118 118 118 118 16.6

23.9

31.2 43.4 26.5 21.7 28.0 S

Y 0

0

0 0 5 0 0 24-HOUR 98TH PERCENTILE VALUE 15.3

16.8

27.8 30.5 25.4 18.5 20.4 122

103

115 114 118 122 117 1ST

MAX 2ND

MAX 3RD

MAX 15.8

19.4

29.0 34.3 25.5 19.6 23.1 15.3

16.8

27.8 30.5 25.4 18.5 20.4 15.0

15.5

27.3 29.7 23.1 18.2 20.2 7.55

7.09*

12.52 13.11 9.96 8.40 9.72 WTD ARITH MEANJan. 13, 2016

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page 20 of 24 PM2.5 - Local Conditions (88101) Virginia Micrograms/cubic meter (LC) (105)
SITE ID P

O C PQAOCITY COUNTY ADDRESS YEAR METHNUM CRED DAYS 4TH MAX CERT and EVAL EDT
51-680-0015 51-680-0015 51-680-0015 51-680-0015 51-680-0015 51-700-0013 51-700-0013 51-710-0024 51-710-0024 51-710-0024 1

1 1 1 1 1 1 1 1 11127 1127 1127 1127 1127 1127 1127 1127 1127 1127 Lynchburg Lynchburg Lynchburg Lynchburg Lynchburg Newport News Newport News Norfolk Norfolk Norfolk Lynchburg City

Lynchburg City Lynchburg City Lynchburg City Lynchburg City Newport News City Newport News City Norfolk City Norfolk City Norfolk City ROAD AND GREYSTONE DRIVE LEESVILLE ROAD AND GREYSTONE DRIVE LEESVILLE ROAD AND GREYSTONE DRIVE LEESVILLE ROAD AND GREYSTONE DRIVE LEESVILLE ROAD AND GREYSTONE DRIVE LEESVILLE ROAD AND GREYSTONE DRIVE Hogan Road Hogan Road 181-A1, NOAA LOT, 2ND ST & WOODIS AVE. 181-A1, NOAA LOT, 2ND ST & WOODIS AVE. 181-A1, NOAA 2011

2012 2013 2014 2015 2009 2010 2006 2007 2008 118 118 118 118 118 118 118 118 118 118 20.9

18.7 21.4 17.8 17.5 19.3 20.6 36.9 37.5 44.5 Y S S

Y 0 0 0 0 0 0 0 0 0 5 24-HOUR 98TH PERCENTILE VALUE
18.3 15.7 18.2 16.5 15.0 18.3 20.6 31.3 27.3 30.3 112 115 117 115 107 76 47 117 118 120 1ST

MAX 2ND

MAX 3RD

MAX
20.4 17.0 19.2 16.8 16.9 18.3 17.2 34.1 30.0 33.5 18.3

15.7 18.2 16.5 15.0 15.0 15.9 31.3 27.3 30.3 18.3

15.3 16.8 15.0 14.8 14.7 13.9 31.3 24.8 26.0 8.40 7.61 7.41 7.64 7.18* 8.80* 9.13* 12.33 11.40 13.66 WTD ARITH MEANJan. 13, 2016

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page 21 of 24 PM2.5 - Local Conditions (88101) Virginia Micrograms/cubic meter (LC) (105)
SITE ID P

O C PQAOCITY COUNTY ADDRESS YEAR METHNUM CRED DAYS 4TH MAX CERT and EVAL EDT 51-710-0024 51-710-0024 51-710-0024 51-710-0024 51-710-0024 51-710-0024 51-710-0024 51-710-0024 51-710-0024 51-710-0024 1

1 1 1 1 1 1 2 2 21127 1127 1127 1127 1127 1127 1127 1127 1127 1127 Norfolk Norfolk Norfolk Norfolk Norfolk Norfolk Norfolk Norfolk Norfolk Norfolk Norfolk City

Norfolk City Norfolk City Norfolk City Norfolk City Norfolk City Norfolk City Norfolk City Norfolk City Norfolk City LOT, 2ND ST & WOODIS AVE. 181-A1, NOAA LOT, 2ND ST & WOODIS AVE. 181-A1, NOAA LOT, 2ND ST & WOODIS AVE. 181-A1, NOAA LOT, 2ND ST & WOODIS AVE. 181-A1, NOAA LOT, 2ND ST & WOODIS AVE. 181-A1, NOAA LOT, 2ND ST & WOODIS AVE. 181-A1, NOAA LOT, 2ND ST & WOODIS AVE. 181-A1, NOAA LOT, 2ND ST & WOODIS AVE. 181-A1, NOAA LOT, 2ND ST & WOODIS AVE. 181-A1, NOAA LOT, 2ND ST & WOODIS AVE. 181-A1, NOAA LOT, 2ND ST & WOODIS AVE. 2009

2010 2011 2012 2013 2014 2015 2006 2007 2008 118 118 118 118 118 118 118 118 118 118 19.5

33.9 28.3 28.3 21.2 18.9 23.9 38.7 25.2 33.3 Y S S

Y 0 0 5 0 0 0 0 0 0 5 24-HOUR 98TH PERCENTILE VALUE 17.7 21.7 24.7 21.7 15.8 15.6 17.3 32.0 24.4 26.0 117 122 118 120 121 121 109 108 65 61 1ST

MAX 2ND

MAX 3RD

MAX 18.9 24.8 25.5 22.1 17.9 17.0 17.9 35.7 24.4 26.0 17.7

21.7 24.7 21.7 15.8 15.6 17.3 32.0 24.1 21.9 17.2

21.5 24.0 19.8 15.8 15.6 16.7 31.4 22.2 21.2 9.36 10.24 9.77 8.04 7.47 8.01 7.51* 12.58* 11.40 13.64 WTD ARITH MEANJan. 13, 2016

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page 22 of 24 PM2.5 - Local Conditions (88101) Virginia Micrograms/cubic meter (LC) (105)
SITE ID P

O C PQAOCITY COUNTY ADDRESS YEAR METHNUM CRED DAYS 4TH MAX CERT and EVAL EDT 51-710-0024 51-710-0024 51-710-0024 51-710-0024 51-710-0024 51-710-0024 51-710-0024 51-770-0014 51-770-0014 51-770-0014 51-770-0015 2

2 2 2 2 2 2 1 1 1 11127 1127 1127 1127 1127 1127 1127 1127 1127 1127 1127 Norfolk Norfolk Norfolk Norfolk Norfolk Norfolk Norfolk Roanoke Roanoke Roanoke Roanoke Norfolk City

Norfolk City Norfolk City Norfolk City Norfolk City Norfolk City Norfolk City Roanoke City Roanoke City Roanoke City Roanoke City 181-A1, NOAA LOT, 2ND ST & WOODIS AVE. 181-A1, NOAA LOT, 2ND ST & WOODIS AVE. 181-A1, NOAA LOT, 2ND ST & WOODIS AVE. 181-A1, NOAA LOT, 2ND ST & WOODIS AVE. 181-A1, NOAA LOT, 2ND ST & WOODIS AVE. 181-A1, NOAA LOT, 2ND ST & WOODIS AVE. 181-A1, NOAA LOT, 2ND ST & WOODIS AVE. RALEIGH COURT LIBRARY, GRANDIN ROAD RALEIGH COURT LIBRARY, GRANDIN ROAD RALEIGH COURT LIBRARY, GRANDIN ROAD 2020 OAKLAND BLVD, NW 2009

2010 2011 2012 2013 2014 2015 2006 2007 2008 2006 118 118 118 118 118 118 118 118 118 118 118 19.1

33.5 29.0 28.2 16.4 18.7 18.1 36.5 44.0 33.2 27.2 Y S S

Y

Y 0 0 5 0 0 0 0 0 0 5 0 24-HOUR 98TH PERCENTILE VALUE 17.6 22.0 25.5 22.4 12.8 15.9 17.4 29.9 31.9 27.3 27.2 59 61 60 60 61 59 52 120 119 120 25 1ST

MAX 2ND

MAX 3RD

MAX 17.6 22.0 25.5 22.4 12.8 15.9 17.4 30.9 33.5 31.5 21.5 17.2

21.1 23.7 16.2 12.1 15.4 17.0 29.9 31.9 27.3 20.7 17.1

20.7 18.2 14.5 11.7 15.0 14.8 28.7 30.5 27.3 18.6 9.58 10.33 9.49 8.31 7.51 7.60 7.53* 14.16 14.16 12.01 11.84* WTD ARITH MEANJan. 13, 2016

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page 23 of 24 PM2.5 - Local Conditions (88101) Virginia Micrograms/cubic meter (LC) (105)
SITE ID P

O C PQAOCITY COUNTY ADDRESS YEAR METHNUM CRED DAYS 4TH MAX CERT and EVAL EDT 51-770-0015 51-770-0015 51-770-0015 51-770-0015 51-770-0015 51-770-0015 51-770-0015 51-775-0010 51-775-0011 51-775-0011 51-775-0011 51-775-0011 51-775-0011 51-775-0011 1

1 1 1 1 1 1 1 1 1 1 1 1 11127 1127 1127 1127 1127 1127 1127 1127 1127 1127 1127 1127 1127 1127 Roanoke Roanoke Roanoke Roanoke Roanoke Roanoke Roanoke Salem Salem Salem Salem Salem Salem Salem Roanoke City

Roanoke City Roanoke City Roanoke City Roanoke City Roanoke City Roanoke City Salem City Salem City Salem City Salem City Salem City Salem City Salem City 2020 OAKLAND BLVD, NW 2020 OAKLAND BLVD, NW 2020 OAKLAND BLVD, NW 2020 OAKLAND BLVD, NW 2020 OAKLAND BLVD, NW 2020 OAKLAND BLVD, NW 2020 OAKLAND BLVD, NW MARKET STREET FIRE STATION 400 Spartan Drive, Salem, Virginia 400 Spartan Drive, Salem, Virginia 400 Spartan Drive, Salem, Virginia 400 Spartan Drive, Salem, Virginia 400 Spartan Drive, Salem, Virginia 400 Spartan 2007

2008 2009 2010 2011 2012 2013 2006 2008 2009 2010 2011 2012 2013 118 118 118 118 118 118 118 118 118 118 118 118 118 118 45.2

34.8 24.5 32.7 24.2 21.7 25.1 21.9 19.6 21.7 24.4 23.6 18.0 26.0 Y S Y

Y S 0 5 0 0 0 0 0 0 0 0 0 0 0 0 24-HOUR 98TH PERCENTILE VALUE 32.6 26.7 20.5 22.7 22.4 18.7 22.0 21.9 19.6 20.0 21.5 21.5 16.4 18.7 345 350 358 351 345 347 60 23 20 121 119 111 110 108 1ST

MAX 2ND

MAX 3RD

MAX 41.2 32.8 24.3 26.1 23.9 20.3 22.0 20.5 14.1 20.9 22.5 22.8 16.5 24.2 34.9

28.6 24.3 25.9 23.9 19.6 19.5 18.5 13.3 20.0 21.5 21.5 16.4 18.7 34.7

28.4 23.9 25.6 23.5 19.4 18.9 18.4 13.2 19.7 19.4 20.2 15.8 18.0 13.56 11.62 9.40 10.20 10.15 9.06 8.29* 12.01* 9.72* 9.70 10.36 9.88 8.87* 8.56* WTD ARITH MEANJan. 13, 2016

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page 24 of 24 PM2.5 - Local Conditions (88101) Virginia Micrograms/cubic meter (LC) (105)
SITE ID P

O C PQAOCITY COUNTY ADDRESS YEAR METHNUM CRED DAYS 4TH MAX CERT and EVAL EDT 51-775-0011 51-775-0011 51-810-0008 51-810-0008 51-810-0008 51-810-0008 51-810-0008 51-810-0008 51-810-0008 51-810-0008 51-810-0008 51-810-0008 1

1 1 1 1 1 1 1 1 1 1 11127 1127 1127 1127 1127 1127 1127 1127 1127 1127 1127 1127 Salem Salem Virginia Beach Virginia Beach Virginia Beach Virginia Beach Virginia Beach Virginia Beach Virginia Beach Virginia Beach Virginia Beach Virginia Beach Salem City

Salem City Virginia Beach City Virginia Beach City Virginia Beach City Virginia Beach City Virginia Beach City Virginia Beach City Virginia Beach City Virginia Beach City Virginia Beach City Virginia Beach City Drive, Salem, Virginia 400 Spartan Drive, Salem, Virginia 400 Spartan Drive, Salem, Virginia 5636 SOUTHERN BOULEVARD 5636 SOUTHERN BOULEVARD 5636 SOUTHERN BOULEVARD 5636 SOUTHERN BOULEVARD 5636 SOUTHERN BOULEVARD 5636 SOUTHERN BOULEVARD 5636 SOUTHERN BOULEVARD 5636 SOUTHERN BOULEVARD 5636 SOUTHERN BOULEVARD 5636 SOUTHERN BOULEVARD 2014

2015 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 118 118 118 118 118 118 118 118 118 118 118 118 17.6

31.2 43.7 40.0 35.4 32.5 38.3 34.5 28.4 24.5 29.4 28.5 S

Y

Y S S 0 0 0 0 5 0 0 0 0 0 0 0 24-HOUR 98TH PERCENTILE VALUE 16.8 18.8 32.0 28.7 29.4 20.1 23.9 25.6 22.7 18.0 19.8 18.0 120 108 332 354 344 348 352 349 345 357 362 321 1ST

MAX 2ND

MAX 3RD

MAX 16.9 22.6 38.7 36.8 33.5 28.1 31.9 30.7 27.9 23.0 26.7 23.3 16.8

18.8 36.4 36.4 32.3 25.8 28.2 28.7 27.1 22.5 21.9 22.6 15.7

18.6 34.9 32.5 32.2 24.0 27.9 27.5 25.8 19.8 21.1 20.9 8.50 8.39* 12.63* 11.16 11.78 9.18 9.86 9.65 8.25 7.74 8.08 7.64* WTD ARITH MEANJan. 13, 2016

Note: These reported values do not reflect the combination of 14129 and 85129 and validation substitution tests utilized for Design Value Calculations UNITED STATES ENVIRONMENTAL PROTECTION AGENCY

AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450) Lead (TSP) LCJan. 13, 2016

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450 END)

88101 118 R & P Model 2025 PM2.5 Sequential w/WINS GRAVIMETRIC PARAMETER METHOD

CODE COLLECTION METHOD ANALYSIS METHOD METHODS USED IN THIS REPORTJan. 13, 2016

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450 END) PQAOS USED IN THIS REPORT PQAO AGENCY DESCRIPTION 1127 Virginia Department of Environmental QualityJan. 13, 2016

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450 END)

M N

S U X Y The monitoring organization has revised data from this monitor since the

most recent certification letter received from the state. The certifying agency has submitted the certification letter and required summary reports, but the certifying agency and/or EPA has determined that issues regarding the quality of the ambient concentration data cannot be resolved due to data completeness, the lack of performed quality assurance checks or the results of uncertainty statistics shown in the AMP255 report or the certification and quality assurance report. The certifying agency has submitted the certification letter and required summary reports. A value of "S" conveys no Regional assessment regarding data quality per se. This flag will remain until the Region provides an "N" or "Y" concurrence flag. Uncertified. The certifying agency did not submit a required certification letter and summary reports for this monitor even though the due date has passed, or the state's certification letter specifically did not apply the certification to this monitor. Certification is not required by 40 CFR 58.15 and no conditions apply to be the basis for assigning another flag value The certifying agency has submitted a certification letter, and EPA has no unresolved reservations about data quality (after reviewing the letter, the attached summary reports, the amount of quality assurance data submitted to AQS, the quality statistics, and the highest reported concentrations). MEANING CERTIFICATION EVALUATION AND CONCURRENCE FLAG MEANINGS FLAG