IDENTIFIERS

  • Current Taxon Name (Soil Name): Conowingo
  • OSD
  • Series Extent
  • User Site ID: S1986MD510003
  • User Pedon ID: 86MD510003
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - SSL
  • Lab Pedon # - 87P0185
  • NCSS Pedon Lab Data NASIS Record ID - 59481
  • Print Date: 12/11/2024

    • 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: 39.3708344
  • Std. Longitude: -76.7088852
  • Datum: WGS84
  • Location Description: 100 feet W of SE corner of parking lot Baltimore Hebrew long Wallis Ave. Charlesworth.
  • State: Maryland
  • County: MD510—Baltimore City
  • MLRA: 148—Northern Piedmont
  • Regional Office: SE—Southeast
  • MLRA Soil Survey Area: NE-FRE—Frederick, Maryland

    • PEDON

  • Current Taxonomic Class: Fine, mixed, mesic Aquic Hapludalfs
  • Current Taxon Kind: taxadjunct
  • Pedon Type: taxadjunct to the series
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 3
  • Correlated Information:
  • Soil Name - Conowingo
  • PSC - 36 to 69 cm.
  • Classificaton Date - 1/30/2013
  • Classifier - David Verdone
  • Soil Taxonomic Edition - eleventh edition
  • Sampled As Information:
  • Soil Name - Aldino T
  • Classificaton Date - 10/1/1986
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Certification Status: certified
  • QC Status: level 1
  • QA Status: level 1


    • SITE

  • Landscape: upland
  • Landform: pediment
  • Drainage Class: somewhat poorly
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 10/1/1986 (actual site observation date)
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • Pedon Restrictions
    Kind Hardness Restriction Depth L-H Restriction Thickness L-RV-H
    cm

    bedrock, lithic

    very strongly coherent

    140 - 165

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

    ochric epipedon

    argillic horizon

    aquic conditions

    lithic contact

    0—36

    36—69

    36—91

    140—165

    —-

    —-

    —-

    —-
    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

    —

    —

    —

    140

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 15 centimeters (0.0 to 5.9 inches); very dark grayish brown (10YR 3/2) interior silt loam; 20 percent clay; moderate fine subangular blocky structure; very friable, nonsticky, slightly plastic; 1 percent by volume 2-39-75 millimeter unspecified fragments observed by weighed method; slightly alkaline, pH 7.8, hellige-truog; clear smooth boundary. Lab sample # 87P0972; observed in pit, small
    BE—15 to 36 centimeters (5.9 to 14.2 inches); light yellowish brown (2.5Y 6/4) interior silty clay loam; 32 percent clay; moderate fine angular blocky structure; very friable, moderately sticky, slightly plastic; fragments; neutral, pH 7.3, hellige-truog; clear smooth boundary.; observed in pit, small
    Btg1—36 to 46 centimeters (14.2 to 18.1 inches); light brownish gray (2.5Y 6/2) interior silty clay loam; 45 percent clay; 1 percent light gray (2.5Y 7/2) coarse prominent and 1 percent strong brown (7.5YR 4/6) coarse prominent mottles; massive, and weak coarse blocky; firm, moderately sticky, moderately plastic; fragments; slightly acid, pH 6.5, hellige-truog; gradual smooth boundary. Lab sample # 87P0973; observed in pit, small. few coarse prominent 2.5Y72 mottles; few coarse prominent 7.5YR46 mottles
    Btg2—46 to 69 centimeters (18.1 to 27.2 inches); gray (5Y 5/1) interior silty clay loam; 50 percent clay; 1 percent strong brown (7.5YR 5/6) coarse prominent mottles; massive, and weak coarse blocky; firm, very sticky, very plastic; fragments; strongly acid, pH 5.5, hellige-truog; gradual smooth boundary. Lab sample # 87P0974; observed in pit, small. few coarse prominent 7.5YR56 mottles
    Cg—69 to 91 centimeters (27.2 to 35.8 inches); gray (5Y 6/1) interior and strong brown (7.5YR 5/6) interior silty clay; 60 percent clay; massive, and weak coarse blocky; firm, very sticky, moderately plastic; fragments; slightly acid, pH 6.5, hellige-truog; gradual smooth boundary.; observed in pit, small
    C—91 to 140 centimeters (35.8 to 55.1 inches); yellowish brown (10YR 5/6) interior and gray (5YR 5/1) interior and dark reddish brown (5YR 3/3) interior silty clay; 60 percent clay; massive; firm, very sticky, very plastic; fragments; slightly acid, pH 6.5, hellige-truog; clear smooth boundary.; observed in pit, small
    R—140 to 165 centimeters (55.1 to 65.0 inches); strong brown (7.5YR 5/6) interior; fragments.; observed in pit, small. Serpintine