Ninigret Pond Soil Pedon Description: S04-RI-009-001 (Site 10 Lagoon Bottom)

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 Site Information:

Print Date:   11/08/2004
Description Date:   09/01/2004
Describer:   Bradley, Turenne
 
Site ID:   Site 10
Site Notes:   Hammer core sample, 4 in diameter polycarbonate tube, Core was analyzed/imaged by GSO using a Geo Tek Core Analyzer, data available
Pedon ID:   S04-RI-009-001
Pedon Notes:    
Lab Source ID:    
Lab Pedon #:   Site 10
 
Soil Name as Described/Sampled:   Lagoon Bottom
Soil Name as Correlated:    
Classification:    

 

 
Pedon Type:    
Pedon Purpose:   Ninigret Pond subaqueous soil survey pilot project.
Taxon Kind:    
Associated Soils:    
 
Location Information
Country:   USA
State:   RI
County:   Washington
MLRA:   149B
Soil Survey Area:   RI600-009
Quad Name:   Quonochataug
 
Location Description:   Ninigret Pond, Charlestown, RI - Ft. Neck Cove, Central Basing east of outcrop island.
Legal Description:    
 
Latitude:   41 degrees 22 minutes 33.77 seconds north
Longitude:   71 degrees 38 minutes 48.47 seconds west
Datum:   NAD83
UTM Zone:   19
UTM Easting:   278660 meters
UTM Northing:   4583884 meters
 
Physiographic Division:   Atlantic Lowland
Physiographic Province:   Coastal Plain
Physiographic Section:   Embayed Section
State Physiographic Area:    
Local Physiographic Area:   Ninigret Pond
 
Geomorphic Setting:   Coastal Pond
 
Upslope Shape:    
Cross Slope Shape:    
 
Primary Earth Cover:   Salt water cover
Secondary Earth Cover:    
Plant Association Name:    
Existing Vegetation:   Eel grass
 
Parent Material:   Lagoon Bottom silty estuarine deposits
Bedrock Kind:    
Bedrock Depth:    
Bedrock Hardness:    
Bedrock Fracture Interval:    
 
Surface Fragments:    
 
Particle Size Control Section:    
 
Diagnostic Features:    

 Soil Pedon Description:

C1--0 to 15 centimeters; black (5Y 2.5/2) interior, silt loam; massive; loose, nonsticky, nonplastic; very fluid; low toughness; extremely low penetration resistance; low excavation difficulty; 1 percent flat angular weakly cemented shell fragments; negative reaction to alpha-alpha' dipyridyl; clear boundary; Lab sample # Site 2.

C2--15 to 110 centimeters; black (5Y 2.5/1) interior, silt loam; massive; loose, nonsticky, nonplastic; very fluid; extremely low penetration resistance; low excavation difficulty; 1 percent fine and medium platy weakly cemented shell fragments; negative reaction to alpha-alpha' dipyridyl; gradual boundary.

C3--110 to 160 centimeters; black (5Y 2.5/1) interior, silt loam; massive; loose, nonsticky, nonplastic; moderately fluid; extremely low penetration resistance; low excavation difficulty; 1 percent flat subangular weakly cemented shell fragments; negative reaction to alpha-alpha' dipyridyl; gradual boundary..

C4--160 to 191 centimeters; black (5Y 2.5/1) interior, silt loam; massive; loose, nonsticky, nonplastic; moderately fluid; extremely low penetration resistance; low excavation difficulty; 1 percent flat subangular very weakly cemented shell fragments; negative reaction to alpha-alpha' dipyridyl.

Core XRF Data (Analyzed with a Niton XRF Unit, <LOD = Limit of Detection)

Time

Duration

Units

Depth from Surace (in)

Sample

Mo

Zr

Sr

Rb

Pb

Se

As

Hg

Zn

Cu

Ni

Co

Fe

Mn

Cr

11/18/2004 10:16

60.71

ppm

-5

10 5IN

< LOD : 1.79

< LOD : 9.42

35.83

36.96

24.11

< LOD : 8.12

< LOD : 12.48

< LOD : 9.22

< LOD : 35.25

< LOD : 47.46

< LOD : 57.80

< LOD : 79.57

4156.93

< LOD : 87.97

< LOD : 86.41

11/18/2004 10:21

60.35

ppm

-9

10 9IN

< LOD : 1.84

< LOD : 8.36

28.57

22.42

14.66

< LOD : 7.36

< LOD : 11.91

< LOD : 9.36

< LOD : 33.97

< LOD : 48.16

< LOD : 57.46

< LOD : 87.62

4730.74

< LOD : 90.89

< LOD : 83.67

11/18/2004 10:24

60.74

ppm

-11

10 11IN

< LOD : 1.74

< LOD : 8.72

32.77

24.67

< LOD : 11.65

< LOD : 7.36

< LOD : 11.36

< LOD : 9.32

< LOD : 33.47

< LOD : 49.09

< LOD : 57.89

< LOD : 90.23

5005.23

< LOD : 88.19

< LOD : 85.47

11/18/2004 10:27

60.37

ppm

-14

10 14IN

< LOD : 1.88

< LOD : 9.07

31.29

25.66

< LOD : 12.21

< LOD : 7.58

< LOD : 11.65

< LOD : 9.94

< LOD : 34.24

< LOD : 50.12

< LOD : 58.72

< LOD : 95.87

5363.6

< LOD : 92.87

< LOD : 83.09

11/18/2004 10:30

59.96

ppm

-17

10 17IN

< LOD : 1.74

< LOD : 8.77

30.72

23.09

< LOD : 11.71

< LOD : 7.32

< LOD : 11.42

< LOD : 9.33

< LOD : 33.56

< LOD : 48.44

< LOD : 56.19

< LOD : 92.16

5004.55

< LOD : 90.38

< LOD : 89.28

11/18/2004 10:33

60.37

ppm

-25

10 25IN

< LOD : 1.86

< LOD : 8.78

33.53

26.63

< LOD : 11.63

< LOD : 7.54

< LOD : 10.80

< LOD : 9.40

< LOD : 34.35

< LOD : 52.37

< LOD : 59.53

< LOD : 98.95

5882.63

< LOD : 95.73

< LOD : 90.75

11/18/2004 10:36

60.35

ppm

-30

10 30IN

< LOD : 1.92

< LOD : 8.55

33.72

27.29

< LOD : 11.87

< LOD : 8.02

< LOD : 11.88

< LOD : 9.48

< LOD : 35.09

< LOD : 51.68

< LOD : 57.23

< LOD : 98.85

5741.72

< LOD : 97.09

< LOD : 85.29

11/18/2004 10:40

60.35

ppm

-36

10 36IN

< LOD : 2.08

13.45

40.88

31.44

< LOD : 12.75

< LOD : 8.30

< LOD : 12.37

< LOD : 10.09

< LOD : 38.01

< LOD : 53.81

< LOD : 64.24

< LOD : 114.29

7895.2

< LOD : 101.80

< LOD : 92.14

11/18/2004 10:42

60.37

ppm

-40

10 40IN

< LOD : 1.93

< LOD : 9.66

38.05

27.94

< LOD : 12.31

< LOD : 8.55

< LOD : 12.29

< LOD : 10.11

< LOD : 36.55

< LOD : 53.73

< LOD : 60.34

< LOD : 109.95

7190.85

< LOD : 103.05

< LOD : 95.43

11/18/2004 10:45

60.74

ppm

-47

10 47IN

< LOD : 2.05

30.88

42.6

35.48

< LOD : 13.42

< LOD : 8.68

< LOD : 13.62

< LOD : 10.45

< LOD : 38.91

< LOD : 58.50

< LOD : 65.86

< LOD : 134.47

10299.55

< LOD : 116.78

< LOD : 103.23

11/18/2004 10:49

67.99

ppm

-56

10 56IN

< LOD : 2.01

12.53

40.98

33.31

14.01

< LOD : 8.28

< LOD : 12.64

< LOD : 9.69

< LOD : 37.38

< LOD : 52.31

< LOD : 62.67

< LOD : 122.86

9376.28

< LOD : 102.83

< LOD : 99.14

11/18/2004 10:51

61.49

ppm

-60

10 60IN

< LOD : 2.15

21.02

42.35

34.34

< LOD : 13.49

< LOD : 9.14

< LOD : 13.38

< LOD : 10.68

< LOD : 40.88

< LOD : 58.10

< LOD : 66.95

< LOD : 138.17

10160.7

126.78

< LOD : 109.26

11/18/2004 10:54

60.34

ppm

-72

10 72IN

< LOD : 2.22

36.21

50.29

35.46

< LOD : 14.69

< LOD : 9.36

< LOD : 14.03

< LOD : 11.22

< LOD : 43.60

< LOD : 62.06

< LOD : 73.99

< LOD : 159.85

13935.02

140.29

< LOD : 118.08

 Core Analyzer Data (information about this to be provided later)

Soil Profile Image (Hi-resolution image available - 51 MB Tiff image):