IDENTIFIERS

  • Current Taxon Name (Soil Name): Keweenaw
  • OSD
  • Series Extent
  • User Site ID: S2002MI131001
  • User Pedon ID: S2002MI131001
  • Vegetation Plot ID: S2002MI131001
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 03N0263
  • NCSS Pedon Lab Data NASIS Record ID - 15887
  • Print Date: 3/2/2025

    • 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: 46.4902077
  • Std. Longitude: -89.0399780
  • Datum: WGS84
  • Township: 47N
  • Range: 38W
  • Section: 10
  • PLSS Details: NW 1/4 of the NE 1/4
  • Location Description: 1.3 miles west of Trout Creek and .9 miles north of Highway 28
  • Country: US—United States
  • State: Michigan
  • County: MI131—Ontonagon
  • MLRA: 92—Superior Lake Plain

    • PEDON

  • Describers Name: J Scott Eversoll and Bill Anzalone
  • Current Taxonomic Class: Sandy, mixed, frigid Alfic Haplorthods
  • Current Taxon Kind: series
  • Pedon Type: OSD pedon
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Windows Pedon
  • Pedon #: 1
  • Sampled As Information:
  • Soil Name - Keweenaw
  • Taxonomic Class - Sandy, mixed, frigid Alfic Haplorthods
  • PSC - 25 to 100 cm.
  • Classificaton Date - 7/9/2002
  • Soil Taxonomic Edition - eighth edition
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: sandy outwash
  • Landscape: till plain
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: backslope
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Surface Fragments: 0.10 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/9/2002 (actual site observation date)
  • Air Photo ID: 10035-234
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - hardwoods
  • 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

    ACRU

    ACSA3

    CAREX

    CONVA

    DRSP4

    EUSID

    MIRE

    POPU4

    QURU

    TILIA

    Acer rubrum

    Acer saccharum

    Carex

    Convallaria

    Dryopteris spinulosa

    Eusideroxylon

    Mitchella repens

    Polygonatum pubescens

    Quercus rubra

    Tilia

    red maple

    sugar maple

    sedge

    convallaria

    —

    ironwood

    partridgeberry

    hairy Solomon's seal

    northern red oak

    basswood

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Pedon Restrictions
    Kind Hardness Restriction Depth L-H Restriction Thickness L-RV-H
    cm

    ortstein

    moderately cemented

    10 - 64

    0 - 0 - 6
    Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    albic horizon

    spodic horizon

    argillic horizon

    0—10

    5—10

    10—64

    114—142

    —-

    —-

    —-

    —-
    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

    10

    —

    —

    410

    —

    340

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Oa—0 to 5 centimeters (0.0 to 2.0 inches); black (7.5YR 2.5/1) moderately decomposed plant material; weak medium granular structure; very friable; low excavation difficulty; 20.0 very fine to coarse roots and 2.0 very coarse roots; fragments; abrupt smooth boundary.; observed in trench
    E—5 to 10 centimeters (2.0 to 3.9 inches); dark reddish gray (5YR 4/2) gravelly loamy fine sand; weak fine subangular blocky structure; very friable; low excavation difficulty; 10.0 very fine to coarse roots and 1.0 very coarse roots; 2 percent by volume 250-350-600 millimeter unspecified fragments and 3 percent by volume 75-150-250 millimeter unspecified fragments and 8 percent by volume 2-50-75 millimeter unspecified fragments; noneffervescent; strongly acid, pH 5.2, pH meter; clear wavy boundary. Lab sample # 03N01319; observed in trench
    Bhs—10 to 15 centimeters (3.9 to 5.9 inches); dark reddish brown (5YR 3/2) loamy fine sand; moderate fine subangular blocky structure; friable; low excavation difficulty; 5.0 very fine to medium roots; 2 percent by volume 250-350-600 millimeter unspecified fragments and 3 percent by volume 75-125-250 millimeter unspecified fragments and 8 percent by volume 2-45-75 millimeter unspecified fragments; very strongly acid, pH 5.0, pH meter; clear broken boundary. Lab sample # 03N01320; observed in trench
    Bs1—15 to 43 centimeters (5.9 to 16.9 inches); dark reddish brown (5YR 3/4) loamy fine sand; moderate medium subangular blocky structure; friable; low excavation difficulty; 10.0 very fine to coarse roots and 1.0 very coarse roots; 2 percent by volume 250-350-600 millimeter unspecified fragments and 3 percent by volume 75-150-250 millimeter unspecified fragments and 8 percent by volume 2-45-75 millimeter unspecified fragments; noneffervescent; moderately acid, pH 6.0, pH meter; gradual wavy boundary. Lab sample # 03N01321; observed in trench
    Bs2—43 to 64 centimeters (16.9 to 25.2 inches); yellowish red (5YR 4/6) loamy fine sand; moderate medium subangular blocky structure; friable; 5.0 very fine to medium roots; 2 percent by volume 250-300-600 millimeter unspecified fragments and 3 percent by volume 75-125-250 millimeter unspecified fragments and 8 percent by volume 2-50-75 millimeter unspecified fragments; noneffervescent; moderately acid, pH 6.0, pH meter; clear wavy boundary. Lab sample # 03N01322; observed in trench
    E/B—64 to 114 centimeters (25.2 to 44.9 inches); variegated 70 percent strong brown (7.5YR 4/6) and 30 percent yellowish red (5YR 4/6) stratified stratified fine sand to coarse sand to loamy fine sand to loamy very fine sand; single grain, and weak coarse subangular blocky; loose, friable; low excavation difficulty; 0.1 very fine to medium roots; 10 percent faint yellowish red (5YR 4/6), moist, clay bridges between sand grains; 2 percent by volume 2-30-75 millimeter unspecified fragments; moderately acid, pH 6.0, pH meter. Lab sample # 03N01323; observed in trench. patchy - phpvsfiid 241262; patchy - phpvsfiid 241262
    B/E—114 to 142 centimeters (44.9 to 55.9 inches); variegated 50 percent dark reddish brown (5YR 3/4) and 40 percent reddish brown (5YR 5/3) and 10 percent reddish brown (5YR 4/4) stratified stratified loamy fine sand to fine sand to fine sandy loam; weak coarse subangular blocky, and single grain; loose, friable; 0.1 very fine to medium roots; 15 percent distinct reddish brown (5YR 4/4), moist, clay films on all faces of peds and 20 percent faint dark reddish brown (5YR 3/4), moist, clay bridges between sand grains; 2 percent by volume 2-25-75 millimeter unspecified fragments; strongly acid, pH 5.5, pH meter. Lab sample # 03N01324; observed in trench. discontinuous - phpvsfiid 241263; discontinuous - phpvsfiid 241264; discontinuous - phpvsfiid 241263; discontinuous - phpvsfiid 241264
    E/B'—142 to 180 centimeters (55.9 to 70.9 inches); variegated 70 percent strong brown (7.5YR 4/6) and 25 percent dark reddish brown (5YR 3/4) and 3 percent reddish brown (5YR 4/4) stratified stratified fine sand to loamy fine sand to fine sandy loam; single grain, and weak coarse subangular blocky; loose, friable; 0.1 very fine to medium roots; 2 percent faint reddish brown (5YR 4/4), moist, clay bridges between sand grains and 2 percent distinct dark reddish brown (5YR 3/4), moist, clay films on all faces of peds; 1 percent by volume 2-25-75 millimeter unspecified fragments; moderately acid, pH 5.8, pH meter. Lab sample # 03N01325; observed in trench. patchy - phpvsfiid 241265; patchy - phpvsfiid 241266; patchy - phpvsfiid 241265; patchy - phpvsfiid 241266
    B/E'—180 to 229 centimeters (70.9 to 90.2 inches); variegated 60 percent dark reddish brown (5YR 3/4) and 25 percent yellowish red (5YR 4/6) and 15 percent reddish brown (5YR 4/4) stratified stratified fine sandy loam to sand to loamy fine sand; weak coarse subangular blocky structure; loose, friable; low excavation difficulty; 0.1 very fine to medium roots; 20 percent distinct dark reddish brown (5YR 3/4), moist, clay films on all faces of peds; 5 percent by volume 2-15-75 millimeter unspecified fragments; moderately acid, pH 5.6, pH meter. Lab sample # 03N01326; observed in trench. discontinuous - phpvsfiid 241267; discontinuous - phpvsfiid 241267