USDA - Soil Conservation Service
Pedon Narrative Description
DATE Sampled: 08/26/1992

Soil Series: RAYNHAM

Map Unit Name: Raynham silt loam, 0 to 5 percent slopes

Site Identification #: 92MA023011

Map Unit Symbol: 30A Note ID: Yield ID:

Laboratory Information S92MA002 UMASS

Lab Pedon #: 2303001 Source Lab Id: UMASS

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: Bridgewater Quad, town of Bridgewater, Bridgewater Monitoring Well Site, (State Forest), 1300' east of Water Street, 2100' south of Rt. 104, 2300' west of Walnut Street, 15' south of well, MA39.2.

Quadrangle Name: Bridgewater Quadrangle

Latitude: 41 degrees 59 minutes 0.0 seconds N

Longitude: 70 degrees 56 minutes 55.0 seconds W

UTM Zone: UTM Easting: UTM Northing:

Photograph #:

Description Category: Full pedon description

Pedon Category: Typical pedon for series

Slope Characteristics Information
Slope: 2 percent
Aspect: 315 degrees
Horizontal Shape: Convex

Elevation: 40.0 feet

Physiography:
Local: Swamp
Major: Lake Plain *

Geographically Associated Soils: Scio, Birdsall, Scituate, Walpole-silty

Microrelief:
micro depression
Elevation: 1.0 inches
Pattern: no

Water Table Information
Water Table Depth: 47.0 inches Monitoring well installed
Water Table Kind: Perched

Runoff: Low

Type of Erosion: water erosion

Degree of Erosion: Class 1

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

Moisture Regime: Udic moisture regime

Landuse: Wetlands
Stoniness: 0.00 percent
Permeability: Slow

Natural Drainage Class: PD

Parent Material: Weathered lacustrine silts from mixed-igneous-metamorphic & sedimentary (lake floor deposits).

Vegetative Information
Plant Symbol:
Plant Name: R. Maple, W. Pine, Black Oak, Hi Bush Blueberry, Bracket Fern, Arrow wood, Chestnut Oak, Winter Green

Described by: Pete Fletcher, Jim Turenne, Judy Bartos, E.A. Wells, Richard Bonner, Nicky Shirt.

Notes: Weather - Hazy, hot, humid, 85 degrees F., water table 119 cm; sampled by UMass - Judy Bartos; lab sample number S92MA02.

Oi--2.5 to 1.5 inches; fibric material; clear wavy boundary.

Oe--1.5 to 0 inches; black (5YR 2/1) mucky peat; common very fine roots and common fine; 3.8 Chlorophenol red; abrupt wavy boundary.

EA-- 0 to 3 inches; 75 percent dark grayish brown (10YR 4/2) and 25 percent brown (7.5YR 4/2) silt loam; massive; very friable, nonsticky and nonplastic; common medium roots and common very fine and fine; 4.6 Chlorophenol red; abrupt irregular boundary. ( 7 to 12 inches; 3 inches)Color of A - material occur as pockets 7.5YR 4/2.

Bw-- 3 to 7 inches; brownish yellow (10YR 6/6) silt loam; common medium distinct strong brown (7.5YR 5/8) and common coarse distinct light gray (2.5Y 7/2) mottles; weak coarse angular blocky structure; friable, nonsticky and nonplastic; common very fine and fine roots; 4.8 Chlorophenol red; gradual wavy boundary. (11 to 15 inches; 7 inches)

BC-- 7 to 15 inches; light gray (5Y 7/1) silt loam; few medium prominent yellowish brown (10YR 5/6) and common medium prominent strong brown (7.5YR 5/6) mottles; weak coarse angular blocky structure; firm, nonsticky and nonplastic; common very fine and fine roots; 5.2 Chlorophenol red; very few distinct discontinuous skeletans over cutans on faces of peds and in pores; few fine rounded iron-manganese concretions; gradual wavy boundary. (10 to 23 inches;18 inches)Color of concretions = 5YR 2.5/2.

C--15 to 39 inches; gray (5Y 6/1) silty clay loam; common coarse prominent yellowish brown (10YR 5/8) and common medium prominent olive (5Y 4/4) mottles; massive; firm, nonsticky and nonplastic; 5.6 Chlorophenol red; very few distinct discontinuous skeletans over cutans on faces of peds and in pores; few fine rounded iron-manganese concretions; gradual wavy boundary. 1-2 cm wide vertical channels > 30 cm long 5Y 6/1; pockets of coarser SL texture; verticle cracks observed - were not interpreted as prismatic structure - believed to be geologic in origin.

Cg1--39 to 54 inches; gray (5Y 5/1) silty clay loam; common fine and medium prominent light olive brown (2.5Y 5/3) and few fine and medium distinct dark olive gray (5Y 3/2) mottles; massive; firm, slightly sticky and slightly plastic; 6.4 Chlorophenol red; clear wavy boundary.

Cg2--54 to 65 inches; dark gray (5Y 4/1) silty clay loam; few fine and medium prominent brown (7.5YR 4/4) and common medium and coarse prominent light olive brown (2.5Y 5/3) mottles; massive; firm, slightly sticky and slightly plastic; 6.4 Chlorophenol red; clear wavy boundary.

Cg3--65 to 72 inches; light yellowish brown (2.5Y 6/3) very fine sandy loam; few fine faint light olive brown (2.5Y 5/4) and common medium prominent yellowish brown (10YR 5/6) mottles; massive; friable, nonsticky and nonplastic; 6.6 Chlorophenol red.