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USDA - Soil Conservation Service Soil Series: MONTAUK Map Unit Name: Montauk fine sandy loam, 3 to 8 percent slopes, very stony Site Identification #: 93MA023006 Map Unit Symbol: 301B Note ID: Yield ID: Laboratory Information Lab Pedon #: 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: Marion Quadrangle, town of Mattapoisett, 500' N. of Rt. 195, 5000' E. of intersection of N. Street and Crystal Spring Road, 4000' S.W. of Tinkham Hill Summit. Quadrangle Name: Marion Quad Latitude: 41 degrees 50 minutes 7.0 seconds N UTM Zone: UTM Easting: UTM Northing: Photograph #: 1-159 Description Category: Full pedon description Pedon Category: Within range of map unit Slope Characteristics Information Elevation: 75.0 feet Physiography: Geographically Associated Soils: Poquonock, Birchwood, Mattapoisett, Scituate Geomorphic Position: on lower third, foot slope, of a nose slope Landuse: Forest land not grazed Parent Material: weathered glacial till from mixed-igneous-metamorphic & sedimentary Vegetative Information Described by: Jim Turenne Notes: Sunny - 65 degrees F.; description taken from a recent borrow pit - till found throughout pit - variable firmness (loose sandy till to very firm), largest clast size = 6-8' boulder, x clast size = 12-18" cobbles and stones - angular - subangular; area mapped Montauk due to firmness of till - inclusions of Canton and Poquonock common. 1/2" duff layer - oak, maple, and pine needles; many stones and boulders found in pit walls and in borrow pit, boulders were up to 10' in diameter.
Oi-- 0 to 1.5 inches; dark reddish brown (5YR 3/2) fibric material; common very fine roots and common fine and medium and common coarse; clear wavy boundary. Oe--1.5 to 3 inches; dusky red (2.5YR 3/2) partially decomposed organic matter, dark reddish brown (5YR 3/2) dry; common very fine roots and common fine and medium and common coarse; clear wavy boundary. Oa-- 3 to 4 inches; very dark gray (5YR 3/1) sapric material, black (7.5YR 2/1) dry; common very fine roots and common fine and medium and common coarse; clear wavy boundary. E-- 4 to 6 inches; grayish brown (10YR 5/2) loamy sand; weak single grain; loose; common fine and medium roots and common coarse; 5.4 Bromthymol blue; abrupt wavy boundary. A thin 1/4" A horizon (7.5YR 2/0 sandy loam) discontinuous is found above E in areas Bs-- 6 to 7 inches; dark brown (7.5YR 3/3) sandy loam; massive; very friable; common very fine roots and common fine and medium; 5.4 Bromthymol blue; 3 percent subangular gravel and 5 percent subangular cobbles; abrupt wavy boundary. Bw1-- 7 to 20 inches; yellowish brown (10YR 5/8) sandy loam; massive; very friable; common fine and medium roots and common coarse; 5.4 Bromthymol blue; 5 percent subangular gravel and 10 percent subangular cobbles; clear wavy boundary. Bw2--20 to 30 inches; yellowish brown (10YR 5/6) loamy sand; massive; very friable; common fine to coarse roots; 5.4 Bromthymol blue; 5 percent subangular gravel and 5 percent subangular cobbles; abrupt wavy boundary. Cd1--30 to 40 inches; 75 percent light olive brown (2.5Y 5/3) sandy loam, 25 percent brown (10YR 5/3) dry; massive; very firm; common fine pores; 5.6 Bromthymol blue; 15 percent angular gravel and 3 percent angular cobbles; clear wavy boundary. Cd2--40 to 48 inches; light olive brown (2.5Y 5/3) fine sandy loam; few coarse faint brown (10YR 5/3) mottles; massive; firm; common fine pores; 5.6 Bromthymol blue; 10 percent subangular gravel and 2 percent subangular cobbles; clear wavy boundary. 1 mm thick silt coating on coarse fragment top, sides and bottoms of coarse fragments are clean Cd3--48 to 60 inches; light yellowish brown (2.5Y 6/3) gravelly sandy loam; common coarse distinct yellowish brown (10YR 5/4) mottles; massive; very firm; common fine pores; 5.8 Bromthymol blue; 15 percent angular gravel and 3 percent subangular cobbles. |
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