USDA - Soil Conservation Service
Pedon Narrative Description
DATE Sampled: 07/09/1990

Soil Series: BROCKTON

Site Identification #: 90MA023010

Map Unit Symbol: 77A Note ID: SDJ1 Yield ID:

Lab Pedon #: 2307701

Soil Survey Area #: 023 MLRA: 144A

County Name: Plymouth

Soil Survey Area Name: PLYMOUTH COUNTY, MASSACHUSETTS

Location Description: MATTAPOISETT 50' N. OF AUCOOUT ROAD BETWEEN COM. ELECTRIC POLES 9/15 & 9/14.

Quadrangle Name: Marion

Latitude: 41 degrees 40 minutes 2.0 seconds N
Longitude: 70 degrees 46 minutes 14.0 seconds W

UTM Zone: UTM Easting: UTM Northing:

Photograph #: 49168

Description Category: Full pedon description
Pedon Category: Typical pedon for series

Slope Characteristics Information
Slope: 1
Aspect: 90 degrees
Horizontal Shape: Concave

Elevation: 40.0 feet

Physiography:
Local: Drumlin
Major: Level or Undulating Upland *

Runoff: Very low

Degree of Erosion: Class 1

Moisture Regime: Udic moisture regime

Landuse: Forest land not grazed

Natural Drainage Class: VPD

Parent Material: Slightly weathered glacial till from igneous-granite.

Described by: JUDY BARTOS, JIM TURENNE

Notes: SAMPLED UMASS. VEGETATION SPECIES: RED MAPLE, CINNAMON FERN, ALDERS.

Oi-- 3 to 0 inches; very dark grayish brown (10YR 3/2) fibric material; common fine to coarse roots throughout; abrupt smooth boundary.

A-- 0 to 4 inches; very dark gray (N 3/0) sandy loam; massive; friable; common medium roots and common very fine and fine; cobbles and 5 percent angular gravel and 5 percent angular stones; abrupt smooth boundary.

Bg1-- 4 to 12 inches; very dark grayish brown (10YR 3/2) and grayish brown (10YR 5/2) loamy sand; massive; loose; common fine and medium roots; 5 percent angular gravel; clear wavy boundary.

Bg2--12 to 20 inches; grayish brown (10YR 5/2) sand; massive; loose; common fine roots; gravel and cobbles and stones; clear wavy boundary.

Bsm--20 to 28 inches; dark reddish brown (5YR 3/2) loamy sand; massive; very firm; cobbles and 5 percent angular gravel and 5 percent angular stones; clear wavy boundary. Uncemented areas above and below Bsm - Bs horizon.

C--28 to 40 inches; brown (10YR 5/3) loamy sand; common coarse prominent dark reddish brown (5YR 3/4) mottles; weak medium subangular blocky structure; friable; 10 percent angular cobbles and 15 percent angular gravel and 5 percent angular stones; clear wavy boundary. Water table below ortstine at 31" at surface in April.

Cdg--28 to 65 inches; light brownish gray (2.5Y 6/2) fine sandy loam and loamy coarse sand; common coarse prominent strong brown (7.5YR 5/6) mottles; weak medium subangular blocky structure; firm; 10 percent angular gravel and 10 percent angular cobbles and 5 percent angular stones. Lenses of LCOS in Cdg.