IDENTIFIERS

  • Current Taxon Name (Soil Name): Iosco
  • OSD
  • Series Extent
  • User Site ID: E04MI131004
  • User Pedon ID: S2004MI131004
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 05N0181
  • NCSS Pedon Lab Data NASIS Record ID - 16682
  • Print Date: 12/4/2024

    • 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: 46.7872963
  • Std. Longitude: -89.0300674
  • Datum: WGS84
  • Map Unit: 141F—PORKIES GRAVELLY SILT LOAM, 35 TO 70 PERCENT SLOPES, STONY
  • Country: US—United States
  • State: Michigan
  • County: MI131—Ontonagon
  • MLRA: 92—Superior Lake Plain
  • Non-MLRA Soil Survey Area: MI612—Ontonagon County Area, Michigan
  • 7.5 Minute USGS Quad: 46089-G1—Greenland, Michigan

    • PEDON

  • Describers Name: Eric Gano, Steve Tardy, Scott Eversoll, Ken Wilkgren
  • Current Taxonomic Class: Coarse-loamy, mixed, active, frigid Argic Endoaquods
  • Current Taxon Kind: series
  • Pedon Type: TUD pedon
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Windows Pedon
  • Pedon #: 4
  • Sampled As Information:
  • Soil Name - Iosco
  • Taxonomic Class - Coarse-loamy, mixed, active, frigid Argic Endoaquods
  • PSC - 25 to 100 cm.
  • Classificaton Date - 7/7/2004
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: loamy till
  • Landform: till plain
  • Drainage Class: somewhat poorly
  • Flooding: none flooding
  • Ponding: none ponding
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/7/2004 (entry creation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - shrub cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    spodic horizon

    argillic horizon

    3—23

    36—56

    56—86

    —-

    —-

    —-
    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

    2

    —

    —

    —

    —

    90

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Oa—0 to 3 centimeters (0.0 to 1.2 inches); black (7.5YR 2.5/1), dark brown (7.5YR 3/2), dry; very friable; fragments; strongly acid, pH 5.4, pH meter; abrupt smooth boundary. Lab sample # 05N01015; moist when described; observed in pit, large or quarry
    A1—3 to 10 centimeters (1.2 to 3.9 inches); dark brown (7.5YR 3/2), brown (7.5YR 5/2), dry; fine sandy loam; weak fine granular structure; very friable; 10.0 very fine to medium roots and 0.9 coarse roots; 1 percent by volume nonflat 2-30-75 millimeter unspecified fragments; strongly acid, pH 5.5, pH meter; abrupt wavy boundary. Lab sample # 05N01016; moist when described; observed in pit, large or quarry
    A2—10 to 23 centimeters (3.9 to 9.1 inches); dark brown (7.5YR 3/3), gray (7.5YR 6/1), dry; fine sandy loam; weak medium subangular blocky parts to weak fine and medium granular structure; friable; 0.9 very coarse roots and 4.0 medium and coarse roots and 10.0 fine roots; 1 percent by volume nonflat 2-30-75 millimeter unspecified fragments; strongly acid, pH 5.5, pH meter; clear wavy boundary. Lab sample # 05N01017; moist when described; observed in pit, large or quarry
    E—23 to 36 centimeters (9.1 to 14.2 inches); brown (7.5YR 4/2), brown (7.5YR 5/2), dry; fine sandy loam; weak fine and medium subangular blocky structure; friable; 0.9 fine and medium roots; 1 percent medium prominent strong brown (7.5YR 4/6), moist, masses of oxidized iron; 1 percent by volume nonflat 2-30-75 millimeter unspecified fragments; strongly acid, pH 5.5, pH meter; abrupt wavy boundary. Lab sample # 05N01018; moist when described; observed in pit, large or quarry
    Bs1—36 to 48 centimeters (14.2 to 18.9 inches); brown (7.5YR 4/3) fine sandy loam; weak medium subangular blocky parts to weak fine subangular blocky structure; friable; 0.9 very fine roots and 0.9 fine roots; 25 percent coarse prominent strong brown (7.5YR 4/6), moist, masses of oxidized iron and 25 percent coarse distinct brown (7.5YR 4/2), moist, masses of reduced iron; 1 percent by volume nonflat 2-30-75 millimeter unspecified fragments; strongly acid, pH 5.5, pH meter; clear wavy boundary. Lab sample # 05N01019; moist when described; observed in pit, large or quarry
    Bs2—48 to 56 centimeters (18.9 to 22.0 inches); brown (7.5YR 4/4) fine sandy loam; weak medium subangular blocky parts to weak fine subangular blocky structure; friable; 0.9 very fine roots and 0.9 fine roots; 5 percent fine prominent pinkish gray (7.5YR 6/2), moist, masses of reduced iron and 15 percent medium prominent strong brown (7.5YR 4/6), moist, masses of oxidized iron; 1 percent by volume nonflat 2-30-75 millimeter unspecified fragments; strongly acid, pH 5.5, pH meter; abrupt smooth boundary. Lab sample # 05N01020; moist when described; observed in pit, large or quarry
    2Btg—56 to 86 centimeters (22.0 to 33.9 inches); brown (7.5YR 5/2) silt loam; moderate medium subangular blocky structure; firm; 0.9 very fine and fine roots; 30 percent distinct brown (7.5YR 4/3), moist, clay films in root channels and/or pores and 55 percent distinct brown (7.5YR 4/3), moist, silt coats on all faces of peds; 30 percent medium prominent strong brown (7.5YR 4/6), moist, masses of oxidized iron; 1 percent by volume nonflat 75-150-250 millimeter unspecified fragments and 3 percent by volume nonflat 2-30-75 millimeter unspecified fragments; slightly acid, pH 6.4, pH meter; clear wavy boundary. Lab sample # 05N01021; moist when described; observed in pit, large or quarry. continuous - phpvsfiid 272756; continuous - phpvsfiid 272757; continuous - phpvsfiid 272756; continuous - phpvsfiid 272757
    2BC—86 to 91 centimeters (33.9 to 35.8 inches); brown (7.5YR 5/2) silt loam; moderate medium subangular blocky structure; firm; 4 percent medium prominent strong brown (7.5YR 4/6), moist, masses of oxidized iron; 3 percent fine prominent light gray (10YR 7/2), moist, carbonate masses; 1 percent by volume nonflat 75-150-250 millimeter unspecified fragments and 3 percent by volume nonflat 2-30-75 millimeter unspecified fragments; moderately alkaline, pH 8.2, pH meter; gradual wavy boundary. Lab sample # 05N01022; moist when described; observed in pit, large or quarry
    2C—91 to 203 centimeters (35.8 to 79.9 inches); grayish brown (10YR 5/2) silt loam; massive parts to weak thin platy, and massive parts to weak thick platy; firm; 3 percent medium prominent strong brown (7.5YR 4/6), moist, masses of oxidized iron; 30 percent medium prominent light gray (10YR 7/2), moist, carbonate masses; 1 percent by volume nonflat 75-150-250 millimeter unspecified fragments and 3 percent by volume nonflat 2-30-75 millimeter unspecified fragments; strongly alkaline, pH 8.5, pH meter. Lab sample # 05N01023; moist when described; observed in pit, large or quarry