IDENTIFIERS

  • Current Taxon Name (Soil Name): Marr
  • OSD
  • Series Extent
  • User Site ID: S2001MD017017
  • User Pedon ID: S2001MD017017
  • Vegetation Plot ID: S2001MD017017
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 02N0513
  • NCSS Pedon Lab Data NASIS Record ID - 14812
  • Print Date: 11/21/2024

    • LOCATION

  • Location In Web Soil Survey
  • AOI is roughly a square mile and pedon is marked in the center.
  • Location in SoilWeb
  • Location in Google Maps
  • Std. Latitude: 38.5587502
  • Std. Longitude: -76.7539749
  • Datum: WGS84
  • Map Unit: RdC2—RUMFORD LOAMY SAND, 5 TO 10 PERCENT SLOPES, MODERATELY ERODED
  • State: Maryland
  • County: MD017—Charles
  • Non-MLRA Soil Survey Area: MD017—Charles County, Maryland
  • 7.5 Minute USGS Quad: 38076-E7—Hughesville, Maryland

    • PEDON

  • Describers Name: EHE, MLS
  • Current Taxonomic Class: Fine-loamy, mixed, semiactive, mesic Typic Hapludults
  • Current Taxon Kind: series
  • Pedon Type: OSD pedon
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: NASIS
  • Pedon #: 17
  • Correlated Information:
  • Soil Name - Marr
  • Classificaton Date - 7/6/2010
  • Moisture Subclass - udic
  • Sampled As Information:
  • Soil Name - Marr
  • Classificaton Date - 10/19/2001
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landform: coastal plain
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: footslope
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 10/19/2001 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - pastureland, tame
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    ACHIL

    ANDRO2

    ASTER

    LEPID2

    LOAR10

    PLANT

    Achillea

    Andropogon

    Aster

    Lepidospartum

    Lolium arundinaceum

    Plantago

    yarrow

    bluestem

    aster

    broomsage

    tall fescue

    plantain

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    0—46

    46—145

    —-

    —-
    Setting and Climate
    Slope Slope Length USLE Upslope Length Elev. Corr. Elev Aspect MAP REAP FFD MAAT MSAT MWAT MAST MSST MWST MFFP PE Index Climate Station ID Climate Station Name Climate Station Type
    % m degrees mm mm C mm

    6

    —

    —

    32

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap1—0 to 8 centimeters (0.0 to 3.1 inches); brown (10YR 4/3), brown (10YR 5/3), dry; loamy fine sand; weak coarse granular, and weak medium subangular blocky structure; very friable, slightly sticky, nonplastic; 0.5 very fine roots and fine and medium roots throughout; 0.5 coarse tubular pores; fragments; clear smooth boundary. Lab sample # 02N02609
    Ap2—8 to 30 centimeters (3.1 to 11.8 inches); brown (10YR 4/3), brown (10YR 5/3), dry; loamy fine sand; weak coarse prismatic parts to weak coarse subangular blocky structure; very friable, slightly sticky, nonplastic; 0.5 very fine and fine roots throughout; fragments; abrupt broken boundary. Lab sample # 02N02610
    BE—30 to 46 centimeters (11.8 to 18.1 inches); dark yellowish brown (10YR 4/4) fine sandy loam; 1 percent brown (10YR 4/3) medium and coarse mottles; friable, slightly sticky, moderately plastic; 0.5 very fine roots throughout; fragments; clear wavy boundary. Lab sample # 02N02611
    Bt1—46 to 64 centimeters (18.1 to 25.2 inches); olive brown (2.5Y 4/4) loam; moderate medium subangular blocky structure; friable, moderately sticky, moderately plastic; 0.5 very fine roots throughout; 3.0 medium tubular pores; 30 percent distinct dark yellowish brown (10YR 4/6) clay films on faces of peds; 30 percent medium distinct irregular pale yellow (2.5Y 8/4) clay depletions in matrix; fragments; clear smooth boundary. Lab sample # 02N02612
    Bt2—64 to 117 centimeters (25.2 to 46.1 inches); strong brown (7.5YR 5/8) loam; moderate very coarse subangular blocky structure; friable, slightly sticky, slightly plastic; 0.5 very fine roots throughout; 0.5 fine tubular pores; 30 percent distinct brown (7.5YR 4/4) clay films on all faces of peds; 30 percent coarse irregular very pale brown (10YR 7/4) clay depletions in matrix; fragments; clear smooth boundary. Lab sample # 02N02613. continuous - phpvsfiid 239504; continuous - phpvsfiid 239504
    Bt3—117 to 145 centimeters (46.1 to 57.1 inches); brownish yellow (10YR 6/8) loam; weak extremely coarse subangular blocky structure; very friable, slightly sticky, moderately plastic; 30 percent distinct yellowish brown (10YR 5/8) clay films on all faces of peds; 10 percent medium distinct spherical brown (7.5YR 4/4) iron-manganese masses and 30 percent very coarse distinct platy pale yellow (2.5Y 8/3) clay depletions in matrix; 1 percent by volume well rounded 2-?-75 millimeter quartz fragments; abrupt smooth boundary. Lab sample # 02N02614. continuous - phpvsfiid 239505; continuous - phpvsfiid 239505
    B/C—145 to 193 centimeters (57.1 to 76.0 inches); 25 percent dark yellowish brown (10YR 4/6) and 25 percent brownish yellow (10YR 6/8) and 25 percent very pale brown (10YR 7/4) loamy fine sand, fine sandy loam; massive; very friable; fragments. Lab sample # 02N02615