IDENTIFIERS

  • Current Taxon Name (Soil Name): Alcona
  • OSD
  • Series Extent
  • User Site ID: U03MI131012
  • User Pedon ID: S2003MI131012
  • Vegetation Plot ID: U03MI131012
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 04N0465
  • NCSS Pedon Lab Data NASIS Record ID - 16635
  • Print Date: 4/19/2025

    • 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: 46.9549866
  • Std. Longitude: -88.9803848
  • Datum: WGS84
  • Map Unit: 51F—TOIVOLA - UBLY - ALCONA COMPLEX, 15 TO 70 PERCENT SLOPES, DISSECTED
  • Country: US—United States
  • State: Michigan
  • County: MI131—Ontonagon
  • MLRA: 93B—Superior Stony and Rocky Loamy Plains and Hills
  • Regional Office: NC—North Central
  • Non-MLRA Soil Survey Area: MI612—Ontonagon County Area, Michigan
  • 7.5 Minute USGS Quad: 46088-H8—Winona North, Michigan

    • PEDON

  • Describers Name: Scott Eversoll, Steve Tardy
  • Current Taxonomic Class: Coarse-loamy, mixed, active, frigid Alfic Haplorthods
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Windows Pedon
  • Pedon #: 12
  • Sampled As Information:
  • Soil Name - Alcona
  • Taxonomic Class - Coarse-loamy, mixed, active, frigid Alfic Haplorthods
  • PSC - 25 to 100 cm.
  • Classificaton Date - 7/28/2003
  • Soil Taxonomic Edition - eighth edition
  • Moisture SUBClass - udic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: loamy glaciofluvial deposits
  • Landscape: till plain
  • Landform: outwash plain
  • Runoff: high
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/28/2003 (actual site observation date)
  • Air Photo ID: 10035-212
  • 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

    2MOSS

    ACSA3

    ARNU2

    ATFI

    MACA4

    POA

    STAM2

    TILIA

    —

    Acer saccharum

    Aralia nudicaulis

    Athyrium filix-femina

    Maianthemum canadense

    Poa

    Streptopus amplexifolius

    Tilia

    Moss

    sugar maple

    wild sarsaparilla

    common ladyfern

    Canada mayflower

    bluegrass

    claspleaf twistedstalk

    basswood

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

    albic horizon

    spodic horizon

    argillic horizon

    lamellae

    1—10

    10—86

    86—203

    86—203

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    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

    34

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    19

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    Oe—0 to 1 centimeters (0.0 to 0.4 inches); black (7.5YR 2.5/1) slightly decomposed plant material; friable; low excavation difficulty; 10.0 very fine to medium roots and 0.9 coarse roots; fragments; slightly acid, pH 6.1, pH meter; clear wavy boundary. Lab sample # 04N02815; moist when described; observed in pit, small
    E—1 to 10 centimeters (0.4 to 3.9 inches); brown (7.5YR 4/2), pinkish gray (7.5YR 6/2), dry; loamy very fine sand; weak fine subangular blocky parts to weak very fine and fine granular structure; very friable; low excavation difficulty; 10.0 very fine to medium roots and 0.8 coarse roots; 1 percent by volume nonflat 2-25-75 millimeter unspecified fragments; strongly acid, pH 5.3, pH meter; clear wavy boundary. Lab sample # 04N02816; moist when described; observed in pit, small
    Bs1—10 to 15 centimeters (3.9 to 5.9 inches); brown (7.5YR 4/3) loamy very fine sand; weak fine and medium subangular blocky structure; very friable; low excavation difficulty; 10.0 very fine to medium roots and 0.8 coarse roots; 1 percent by volume nonflat 2-25-75 millimeter unspecified fragments; very strongly acid, pH 5.0, pH meter; clear wavy boundary. Lab sample # 04N02817; moist when described; observed in pit, small
    Bs2—15 to 23 centimeters (5.9 to 9.1 inches); brown (7.5YR 4/4) very fine sandy loam; weak medium subangular blocky parts to weak medium granular structure; very friable; low excavation difficulty; 8.0 very fine to medium roots and 0.7 coarse roots; 1 percent by volume nonflat 2-25-75 millimeter unspecified fragments; strongly acid, pH 5.1, pH meter; clear wavy boundary. Lab sample # 04N02818; moist when described; observed in pit, small
    Bs3—23 to 36 centimeters (9.1 to 14.2 inches); strong brown (7.5YR 4/6) very fine sandy loam; weak fine and medium subangular blocky structure; very friable; low excavation difficulty; 8.0 very fine roots and 3.0 medium roots and 0.5 coarse roots; 1 percent by volume nonflat 2-25-75 millimeter unspecified fragments; very strongly acid, pH 4.7, pH meter; clear wavy boundary. Lab sample # 04N02819; moist when described; observed in pit, small
    Bs4—36 to 86 centimeters (14.2 to 33.9 inches); brown (7.5YR 5/4) very fine sandy loam; weak fine and medium subangular blocky structure; very friable; low excavation difficulty; 7.0 very fine roots and 2.0 medium roots and 0.5 coarse roots; 1 percent by volume nonflat 2-25-75 millimeter unspecified fragments; very strongly acid, pH 4.7, pH meter; clear wavy boundary. Lab sample # 04N02820; moist when described; observed in pit, small
    E/B—86 to 107 centimeters (33.9 to 42.1 inches); 50 percent brown (7.5YR 5/3) and 20 percent pinkish gray (7.5YR 6/2) and 20 percent reddish brown (5YR 5/3) and 10 percent reddish brown (5YR 5/4), pink (7.5YR 7/3), dry; stratified stratified very fine sand to loamy very fine sand to very fine sandy loam to silt loam; weak medium and coarse angular blocky parts to weak medium platy structure; friable; low excavation difficulty; 0.8 very fine and fine roots; fragments; very strongly acid, pH 4.9, pH meter; gradual wavy boundary. Lab sample # 04N02821; moist when described; observed in pit, small
    B/E—107 to 145 centimeters (42.1 to 57.1 inches); 60 percent brown (7.5YR 5/4) and 30 percent light brown (7.5YR 6/3) and 10 percent brown (7.5YR 5/3), pink (7.5YR 7/3), dry; stratified stratified very fine sand to loamy very fine sand to silt loam to very fine sandy loam; weak medium and coarse angular blocky parts to weak medium platy structure; friable; low excavation difficulty; 0.8 very fine roots; 1 percent faint brown (7.5YR 4/4), moist, clay bridges on horizontal faces of peds and 1 percent faint light brown (7.5YR 6/3), moist, sand coats on horizontal faces of peds; fragments; very strongly acid, pH 4.9, pH meter; gradual wavy boundary. Lab sample # 04N02822; moist when described; observed in pit, small. patchy - phpvsfiid 255332; patchy - phpvsfiid 255333; patchy - phpvsfiid 255332; patchy - phpvsfiid 255333
    EandBt—145 to 203 centimeters (57.1 to 79.9 inches); 60 percent brown (7.5YR 5/3) and 30 percent light brown (7.5YR 6/3) and 10 percent reddish brown (5YR 5/4), pink (7.5YR 7/3), dry; stratified stratified very fine sand to loamy very fine sand to silt loam to very fine sandy loam; massive parts to moderate very coarse angular blocky; friable; low excavation difficulty; 0.1 very fine roots; 1 percent distinct dark brown (7.5YR 3/2), moist, organoargillans on all faces of peds and 1 percent faint light brown (7.5YR 6/3), moist, sand coats on horizontal faces of peds and 1 percent faint brown (7.5YR 4/4), moist, clay bridges on horizontal faces of peds; fragments; very strongly acid, pH 4.9, pH meter. Lab sample # 04N02823; moist when described; observed in pit, small. patchy - phpvsfiid 255334; patchy - phpvsfiid 255335; patchy - phpvsfiid 255336; patchy - phpvsfiid 255334; patchy - phpvsfiid 255335; patchy - phpvsfiid 255336