USDA - Soil Conservation Service
Pedon Narrative Description
DATE Sampled: 04/28/1992

Soil Series: POQUONOCK

Map Unit Name: Poquonock sandy loam, 0 to 3 percent slopes

Site Identification #: 92MA023008

Map Unit Symbol: 322A Note ID: Yield ID:

Laboratory Information

Lab Pedon #: 2332203 Source Lab Id:

Location Information

Soil Survey Area #: 023 MLRA: 144A

County FIPS Code:

County Name: Plymouth County, Massachusetts

Soil Survey Area Name: Plymouth County, Massachusetts

Location Description: 40 feet southeast of Pheasant Run Road at a point 220 feet southwest of the intersection of Pheasant Run Road and Rt. 105 in the town of Marion.

Quadrangle Name:

Latitude: 70 degrees 46 minutes 43.0 seconds N

Longitude: 41 degrees 43 minutes 39.0 seconds W

UTM Zone: UTM Easting: UTM Northing:

Photograph #: 1-114

Description Category: Full pedon description

Pedon Category: Typical pedon for series

Slope Characteristics Information
Slope: 1 percent
Aspect: 225 degrees
Horizontal Shape: Concave

Elevation: 50.0 feet

Physiography:
Local: Ground Moraine
Major: Glaciated Upland *

Classification: ____ , ____ , ____ , ____ , ____ ____

Landuse: Forest land not grazed
Stoniness: 2.00 percent
Permeability: Moderately rapid

Parent Material: Weathered eolian from mixed-igneous-metamorphic & sedimentary over weathered glacial till from mixed-igneous-metamorphic & sedimentary.

Vegetative Information
Plant Name: White Pine, Red Oak, White Oak, Huckleberry, Lowbush Blueberry.

Described by: Peter Fletcher, Jason Tsolas

Notes: Weather - sunny, 55 degrees F.; not water table observed.

Oi--2.5 to 1 inches; abrupt wavy boundary.

Oe-- 1 to 0.5 inches; dark reddish brown (5YR 3/2) ; massive; very friable; abrupt wavy boundary.

Oa--0.5 to 0 inches; very dark gray (5YR 3/1) ; weak fine granular structure; very friable; common very fine roots and common fine; 4.8 LaMotte-Morgan; abrupt smooth boundary.

E-- 0 to 0.5 inches; dark gray (10YR 4/1) fine sandy loam; massive; very friable; common very fine roots and common fine and common medium; 4.9 LaMotte-Morgan; abrupt wavy boundary.

Ap--0.5 to 8 inches; brown (10YR 4/3) fine sandy loam; massive; friable; common very fine and fine roots and common medium and coarse; 5.2 LaMotte-Morgan; 2 percent subrounded gravel; abrupt smooth boundary.

Bw1-- 8 to 16 inches; yellowish brown (10YR 5/6) loamy fine sand; massive; friable; common very fine roots and common fine and medium; 5.3 LaMotte-Morgan; 2 percent subrounded gravel and 2 percent subrounded cobbles; clear wavy boundary. Wind abraided ventifact, cobble size, granite in Bw1 horizon; boulder in pit, had to dig to one side.

Bw2--16 to 22 inches; yellowish brown (10YR 5/4) loamy fine sand; massive; friable; common very fine roots and common fine and medium; 5.2 LaMotte-Morgan; 5 percent subrounded gravel and 2 percent subrounded cobbles; diffuse wavy boundary.

BC--22 to 26 inches; yellowish brown (10YR 5/4) loamy sand; few medium prominent yellowish red (5YR 5/8) mottles; massive; very friable; common very fine roots and common fine and medium; 5.2 LaMotte-Morgan; 10 percent subrounded gravel and 2 percent subrounded cobbles; clear wavy boundary.

2Cd--26 to 48 inches; 75 percent reddish brown (2.5YR 5/3) and 25 percent pale red (2.5YR 6/2) gravelly sandy loam; weak coarse platy structure; firm; common fine vesicular pores; 5.4 LaMotte-Morgan; 25 percent subangular gravel and 5 percent subangular cobbles and 2 percent subangular stones. Windblown sands over compact glacial till; firm in place, friable when removed; 5/3 areas more silty, finer texture - 6/2 areas sandy, LS texture; silt caps and sand beds associated with coarse fragments in the Cd horizon.