gmulogo 

header

PRWI Sites: 2004 element concentrations (µg/g ± SD) in Flavoparmelia caperata (2009 values for selected plots in red)

 

 

 

Cd

Cu

Cr

Pb

Ni

Zn

S

Hg

 

 

 

 

 

 

 

 

 

 

 

PRWI01

Birch Bluff Tr

38.5639N 77.3463W

0.64 ± 0.16

6.92 ± 1.21

0.66 ± 0.13

5.18 ± 1.22

1.18 ± 0.37

43.29 ± 9.78

1525.2 ± 55.2

0.13 ± 0.05

PRWI02

Birch Bluff & Crossing Tr

38.5628N 77.3419W

0.72 ± 0.24

15.38 ± 6.12

1.35 ± 0.26

25.97 ± 4.13

1.67 ± 0.34

40.96 ± 14.26

1524.3 ± 75.9

0.16 ± 0.01

< 0.50

12.19 ± 1.44

2.25 ± 1.00

20.50 ± 0.78

2.43 ± 0.94

41.55 ± 11.25

1434.7 ± 74.64

PRWI03

So Valley Tr & Turkey Run Tr

38.5697N 77.3642W

< 0.54

6.86 ± 0.88

0.74 ± 0.08

6.56 ± 0.66

0.97 ± 0.12

31.56 ± 0.29

1249.0 ± 45.3

0.11 ± 0.01

PRWI04

Old Blacktop Rd south

38.5953N 77.3882W

0.64 ± 0.14

13.68 ± 1.26

3.48 ± 1.97

18.32 ± 4.75

3.68 ± 1.55

45.46 ± 12.38

1421.8 ± 112.2

0.16 ± 0.01

PRWI05

Oak Ridge Tr

38.5953N 77.3875W

< 0.54

16.17 ± 7.95

0.60 ± 0.08

8.20 ± 0.68

1.41 ± 0.08

31.50 ± 6.75

1135.4 ± 162.1

0.11 ± 0.03

PRWI06

Old Blacktop Rd south

38.5897N 77.3875W

0.66 ± 0.20

21.91 ± 2.96

1.53 ± 0.73

19.73 ± 1.58

1.74 ± 0.54

49.71 ± 9.31

1207.9 ± 152.8

0.12 ± 0.01

PRWI07

Taylor Farm Rd

38.5816N 77.3792W

0.69 ± 0.12

8.43 ± 4.14

1.54 ± 1.51

12.26 ± 0.50

1.72 ± 0.83

29.54 ± 13.35

1181.6 ± 86.2

0.13 ± 0.02

< 0.50

15.07 ± 0.45

3.61 ± 0.45

11.79 ± 6.39

3.47± 0.16

44.22 ± 2.53

1427.6 ± 197.2

PRWI08

High Meadows Tr south

38.9817N 77.2375W

< 0.54

12.62 ± 2.49

3.99 ± 3.00

20.95 ± 6.38

4.00 ± 2.73

43.30 ± 11.95

1136.7 ± 192.7

0.15 ± 0.03

PRWI09

North Parking Area F

38.6046N 77.3837W

< 0.54

12.34 ± 1.22

1.66 ± 0.99

10.47 ± 0.90

2.06 ± 1.06

39.42 ± 7.24

1293.5 ± 106.7

0.17 ± 0.02

PRWI10

North Parking Area F west

38.6142N 77.3889W

0.73 ± 0.31

6.83 ± 3.71

0.71 ± 0.28

12.69 ± 1.21

1.39 ± 0.83

26.50 ± 10.80

1384.3 ± 29.1

0.16 ± 0.01

< 0.50

12.93 ± 2.66

1.40 ± 0.14

16.62 ± 0.46

2.09± 0.78

46.99 ± 16.46

1415.1 ± 47.6

PRWI11

North Parking Area F NW

38.6182N 77.3891W

< 0.54

11.36 ± 1.20

1.02 ± 0.24

11.13 ± 2.35

1.63 ± 0.07

35.39 ± 3.14

1408.6 ± 51.3

0.16 ± 0.02

PRWI12

Mawavi Rd

38.5871N 77.4100W

0.57 ± 0.04

13.01 ± 4.91

2.09 ± 1.32

15.58 ± 4.91

2.67 ± 2.10

71.58 ± 28.18

1249.9 ± 23.9

0.14 ± 0.02

PRWI13

Mawavi Rd S Valley Tr

38.5875N 77.4219W

< 0.54

7.54 ± 0.38

0.67 ± 0.16

9.76 ± 3.33

1.08 ± 0.13

29.48 ± 3.69

1238.5 ± 126.4

0.12 ± 0.02

PRWI14

Parking Area D south

38.5743N 77.3621W

< 0.54

9.81 ± 3.53

0.66 ± 0.22

4.88 ± 1.72

1.19 ± 0.12

90.01 ± 38.0

1568.2 ± 112.4

0.16 ± 0.02

PRWI15

Pyrite Mine Rd

38.5687N 77.3532W

0.64 ± 0.18

14.38 ± 6.10

2.69 ± 2.10

18.08 ± 6.51

2.96 ± 1.78

45.13 ± 6.89

1295.7 ± 152.2

0.13 ± 0.00

PRWI16

So Valley Orenda Mine

38.5690N 77.3509W

0.59 ± 0.07

8.98 ± 0.96

0.58 ± 0.07

7.23 ± 2.39

2.87 ± 2.63

81.64 ± 27.52

1492.6 ± 112.2

0.15 ± 0.02

< 0.50

10.07 ± 5.93

2.57 ± 0.97

5.52 ± 0.46

2.61 ± 1.00

39.15 ± 4.10

1397.9 ± 78.91

PRWI17

Parking Area E east

38.5867N 77.3614W

0.59 ± 0.06

8.53 ± 1.60

0.67 ± 0.12

8.41 ± 1.31

1.09 ± 0.39

33.07 ± 13.28

1270.3 ± 127.6

0.12 ± 0.02

PRWI18

Parking Area E west

38.5891N 77.3770W

< 0.54

16.08 ± 3.83

0.67 ± 0.13

8.86 ± 4.81

1.26 ± 0.41

28.08 ± 5.23

1148.0 ± 28.9

0.13 ± 0.02

< 0.50

12.98 ± 0.95

2.31 ± 1.43

10.70 ± 8.95

2.35 ± 1.49

38.60 ± 4.92

1470.4 ± 68.11

PRWI19

Parking Area I SE

38.5683N 77.3733W

< 0.54

10.67 ± 2.86

0.72 ± 0.18

12.73 ± 4.39

0.98 ± 0.22

29.39 ± 2.14

1215.2 ± 118.6

0.11 ± 0.01

PRWI20

Liming Lane Parking Area I

38.5695N 77.3887W

< 0.54

7.18 ± 0.80

0.70 ± 0.13

18.01 ± 4.83

1.26 ± 0.07

34.92 ± 3.37

1350.6 ± 135.3

0.12 ± 0.01

PRWI21

Near Goodwill Cabin Camp

38.5962N 77.3623W

< 0.54

7.70 ± 2.97

1.02 ± 0.38

4.94 ± 1.53

1.26 ± 0.45

27.08 ± 6.69

1330.0 ± 130.3

0.10 ± 0.04

PRWI22

Burma Rd east

38.6038N 77.3650W

0.77 ± 0.27

9.58 ± 3.14

0.75 ± 0.19

8.53 ± 2.78

1.68 ± 0.06

45.76 ± 11.87

1368.8 ± 108.7

0.12 ± 0.01

PRWI23

Burma Rd south

38.6041N 77.3764W

< 0.54

14.52 ± 0.20

1.22 ± 0.09

9.23 ± 3.27

1.76 ± 0.14

45.66 ± 0.60

1313.9 ± 24.9

0.14 ± 0.01

< 0.50

13.80 ± 2.56

2.31 ± 1.43

8.54 ± 6.95

2.35 ± 1.49

38.60 ± 4.92

1470.4 ± 68.11

PRWI24

Burma Rd and Scenic Dr

38.5958N 77.3756W

< 0.54

11.79 ± 2.31

1.83 ± 0.64

12.05 ± 3.70

2.49 ± 0.79

37.85 ± 9.66

1129.4 ± 104.3

0.12 ± 0.02

PRWI25

Oak Ridge Tr/ S Valley Tr

38.5983N 77.4121W

0.59 ± 0.08

9.36 ± 3.73

0.96 ± 0.40

17.67 ± 6.59

1.28 ± 0.60

39.22 ± 12.71

1459.8 ± 164.3

0.15 ± 0.01

< 0.50

11.68 ± 3.22

1.65 ± 0.60

15.11 ± 3.67

1.75 ± 0.81

38.02 ± 9.35

1448.1 ± 71.23

PRWI26

S Valley Tr North

38.5955N 77.4211W

0.73 ± 0.22

9.02 ± 4.45

0.65 ± 0.10

8.47 ± 2.21

1.24 ± 0.14

26.86 ± 4.09

1458.5 ± 28.7

0.15 ± 0.02

PRWI27

West Gate Rd

38.6039N 77.4171W

< 0.54

7.02 ± 1.49

0.93 ± 0.17

9.14 ± 3.47

1.35 ± 0.09

36.89 ± 8.50

1228.5 ± 84.0

0.15 ± 0.02

PRWI28

West Gate Rd north 1 km

38.6108N 77.4185W

0.56 ± 0.02

16.62 ± 1.12

1.09 ± 0.58

24.12 ± 3.47

1.66 ± 0.39

35.72 ± 4.03

1280.2 ± 86.78

0.12 ± 0.01

PRWI29

West Gate Rd north 2 km

38.6203N 77.4219W

< 0.54

8.24 ± 2.64

0.58 ± 0.06

9.93 ± 3.75

1.36 ± 0.41

26.93 ± 3.84

1146.8 ± 94.3

0.10 ± 0.01

PRWI30

Farms to Forest Tr

38.6055N 77.4109W

0.55 ± 0.01

10.99 ± 2.46

1.84 ± 0.52

10.49 ± 1.96

2.14 ± 0.72

37.34 ± 9.24

1337.6 ± 206.8

0.16 ± 0.02

PRWI31

NNE of PW30

38.6135N 77.4111W

< 0.54

8.62 ± 1.01

0.82 ± 0.28

16.07 ± 5.69

1.93 ± 1.19

45.53 ± 13.90

1497.1 ± 36.0

0.12 ± 0.02

PRWI32

N of PW31

38.6218N 77.4106W

< 0.54

11.74 ± 2.65

1.90 ± 1.41

12.33 ± 4.58

1.28 ± 0.72

41.56 ± 9.93

1396.4 ± 126.3

0.13 ± 0.03

PRWI33

Mawavi Rd SW

38.5817N 77.4106W

< 0.54

6.29 ± 1.79

< 0.54

10.71 ± 8.01

0.98 ± 0.20

24.25 ± 4.24

1399.3 ± 57.4

0.09 ± 0.04

PRWI34

S Valley Tr South

38.5707N 77.4032W

< 0.54

6.75 ± 2.59

0.95 ± 0.35

6.16 ± 3.06

0.94 ± 0.16

22.65 ± 3.23

1341.0 ± 76.17

0.08 ± 0.03

PRWI35

S. Valley Tr S downstream

38.5721N 77.3921W

< 0.54

7.49 ± 1.40

0.60 ± 0.10

6.11 ± 1.17

1.36 ± 0.25

22.82 ± 1.39

991.48 ± 98.7

0.08 ± 0.01

< 0.50

11.57 ± 3.63

2.44 ± 1.46

4.96 ± 0.38

3.12 ± 0.34

41.95 ± 12.9

1413.9 ± 185.6

PRWI36

Parking Area H SE

38.5780N 77.3857W

0.78 ± 0.23

30.83 ± 7.36

0.84 ± 0.17

27.95 ± 2.85

1.26 ± 0.29

51.52 ± 6.42

1436.5 ± 121.7

0.16 ± 0.01

PRWI37

Parking Area H SW

38.5864N 77.3993W

< 0.54

10.02 ± 2.30

0.77 ± 0.01

19.93 ± 4.34

1.73 ± 0.85

26.58 ± 2.24

1239.2 ± 116.1

0.13 ± 0.02

PRWI38

N Valley Tr S

38.5871N 77.3543W

< 0.54

22.40 ± 8.82

0.56 ± 0.01

6.42 ± 1.43

2.73 ± 1.07

49.14 ± 12.52

1301.3 ± 147.4

0.10 ± 0.01

PRWI39

NE near Travel Trailer Village

38.5991N 77.3545W

0.63 ± 0.13

8.73 ± 1.00

0.64 ± 0.16

6.33 ± 2.39

1.92 ± 1.42

45.98 ± 10.07

1426.9 ± 97.6

0.12 ± 0.01

PRWI40

Pleasant Camp area

38.5947N 77.3548W

< 0.54

6.86 ± 4.34

< 0.54

3.60 ± 0.64

0.76 ± 0.01

19.33 ± 2.59

1323.6 ± 128.5

0.05 ± 0.03

< 0.50

12.23 ± 1.04

1.83 ± 1.48

9.56 ± 5.54

2.09 ± 1.18

39.62 ± 5.09

1388.3 ± 15.54

PRWI41

N Valley Quantico Falls

38.5885N 77.3464W

0.64 ± 0.11

9.46 ± 3.23

0.72 ± 0.29

9.32 ± 2.83

1.26 ± 0.30

30.00 ± 6.34

1377.1 ± 130.5

0.13 ± 0.02

< 0.50

8.04 ± 2.24

2.47 ± 0.33

8.52 ± 4.17

2.03 ± 0.44

34.05 ± 8.49

1318.8 ± 18.14

PRWI42

Oak Ridge Campground

38.6202N 77.4333W

0.57 ± 0.04

13.67 ± 1.15

1.17 ± 0.41

18.56 ± 6.74

1.75 ± 0.81

40.23 ± 6.28

1448.4 ± 121.2

0.13 ± 0.01

< 0.50

10.96 ± 1.12

1.27 ± 0.19

17.19 ± 0.78

1.41 ± 0.07

32.42 ± 2.14

1578.9 ± 89.24

PRWI43

Cabin Camp 2

38.5805N 77.4194W

< 0.54

11.36 ± 2.37

0.86 ± 0.21

16.84 ± 3.43

1.17 ± 0.21

39.51 ± 11.3

1384.4 ± 30.5

0.13 ± 0.02

PRWI44

South Orenda Rd

38.5619N 77.3535W

< 0.54

11.59 ± 6.02

< 0.54

7.66 ± 2.51

1.66 ± 0.30

33.59 ± 2.93

1183.6 ± 122.7

0.09 ± 0.02

< 0.50

11.39 ± 1.20

1.82 ± 0.54

4.96 ± 0.55

1.78 ± 0.41

37.90 ± 3.34

1387.1 ± 204.4