IDENTIFIERS

  • Current Taxon Name (Soil Name): Cumulic Humaquepts
  • OSD
  • Series Extent
  • User Site ID: S2016WA009088
  • User Pedon ID: S2016WA009088
  • User Site Association ID: R01 - NWCA - 2016 Intensification
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - KSSL
  • Lab Pedon # - 16N2111
  • NCSS Pedon Lab Data NASIS Record ID - 87491
  • Print Date: 1/30/2025

    • 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: 48.0315320
  • Std. Longitude: -124.3975790
  • Datum: WGS84
  • Township: 29N
  • Range: 13W
  • Section: 8
  • PLSS Details: NE 1/4 of SE 1/4
  • Location Description: About 1.4 km from Shuwah. 585 meters north and 200 meters west of southeast corner.
  • State: Washington
  • County: WA009—Clallam
  • MLRA: 4A—Sitka Spruce Belt
  • Non-MLRA Soil Survey Area: WA609—Clallam County Area, Washington

    • PEDON

  • Describers Name: D. Ufnar, E. Dahlke, P. Roberts, E. Kreutz
  • Current Taxonomic Class: Fine-silty, isotic, acid, isomesic Cumulic Humaquepts
  • Current Taxon Kind: family
  • Pedon Record Orgin: NASIS
  • Sampled As Information:
  • Soil Name - Cumulic Humaquepts
  • Taxonomic Class - Fine-silty, isotic, acid, isomesic Cumulic Humaquepts
  • Taxon Kind - family
  • PSC - 25 to 100 cm.
  • Classificaton Date - 9/6/2016
  • Classifier - D. Ufnar
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - aquic
  • Moisture SUBClass - typic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: yes


    • SITE

  • Parent Material: alluvium
  • Landscape: river valley
  • Landform: depression on terrace
  • Drainage Class: poorly
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/31/2016 (actual site observation date)
  • Data Collector: D. Ufnar, E. Dahlke, P. Roberts, E. Kreutz
  • Surface Cover Properties:
  • 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

    umbric epipedon

    aquic conditions

    0—75

    0—150

    —-

    —-
    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

    0

    —

    —

    111

    —

    0

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 11 centimeters (0.0 to 4.3 inches); very dark grayish brown (10YR 3/2) broken face silty clay loam; 29 percent clay; moderate medium subangular blocky structure; slightly hard, friable, moderately sticky, moderately plastic; many (8.0) medium roots and many (8.0) fine roots and common (3.0) coarse roots; common (3.0) very fine tubular and few (0.8) medium irregular and few (0.8) fine tubular pores; 20 percent fine prominent yellowish red (5YR 4/6) masses of oxidized iron lining pores; fragments; clear wavy boundary. Lab sample # 16N09626; moist when described; observed in pit, small
    Bg—11 to 37 centimeters (4.3 to 14.6 inches); very dark gray (10YR 3/1) broken face silty clay loam; 31 percent clay; moderate medium subangular blocky structure; slightly hard, friable, moderately sticky, moderately plastic; common (3.0) very fine roots and many (8.0) medium roots and common (3.0) fine roots and common (3.0) coarse roots; common (3.0) very fine tubular and few (0.8) medium irregular pores; 10 percent fine prominent dark reddish brown (5YR 3/4) masses of oxidized iron lining pores; 10 percent by volume wood fragments; abrupt wavy boundary. Lab sample # 16N09627; moist when described; observed in pit, small
    Ab—37 to 51 centimeters (14.6 to 20.1 inches); very dark brown (10YR 2/2) broken face mucky silt loam; 20 percent clay; strong fine granular structure; soft, very friable, slightly sticky, nonplastic; many (8.0) very fine roots and common (3.0) fine roots; many (8.0) very fine interstitial pores; 10 percent by volume wood fragments; clear wavy boundary. Lab sample # 16N09628; moist when described; observed in pit, small
    Bgb—51 to 75 centimeters (20.1 to 29.5 inches); very dark gray (10YR 3/1) broken face silty clay loam; 34 percent clay; weak medium subangular blocky structure; moderately hard, firm, moderately sticky, moderately plastic; common (3.0) very fine roots; common (3.0) very fine tubular and few (0.8) medium irregular pores; 5 percent fine prominent strong brown (7.5YR 4/6) masses of oxidized iron lining pores; 30 percent by volume wood fragments; abrupt wavy boundary. Lab sample # 16N09629; wet, satiated when described; observed in pit, small
    Cg—75 to 150 centimeters (29.5 to 59.1 inches); dark gray (2.5Y 4/1) broken face silty clay; 41 percent clay; massive; moderately hard, firm, very sticky, very plastic; few (0.8) fine roots; few (0.8) fine tubular pores; fragments. Lab sample # 16N09630; wet, satiated when described; observed in auger, bucket