IDENTIFIERS

  • Current Taxon Name (Soil Name): Umpump
  • OSD
  • Series Extent
  • User Site ID: 79TQ634001
  • User Pedon ID: 79TQ634001
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 79P0078
  • NCSS Pedon Lab Data NASIS Record ID - 46262
  • Print Date: 11/21/2024

    • 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: 6.9186110
  • Std. Longitude: 158.2080536
  • Datum: WGS84
  • Location Description: Ponape; On Rd to power plant past Nanpohummall then left on Rd before power plant 800 meters then N approx. 27 m.
  • Country: FM—Federated States of Micronesia
  • MLRA: 195—Volcanic Islands of Central and Eastern Micronesia

    • PEDON

  • Describers Name: C. Smith
  • Current Taxonomic Class: Very-fine, sesquic, isohyperthermic Anionic Acroperox
  • Current Taxon Kind: series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 1
  • Correlated Information:
  • Soil Name - Umpump
  • Classificaton Date - 7/11/2007
  • Sampled As Information:
  • Soil Name - Dewenneu
  • Classificaton Date - 12/1/1979
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: upland
  • Landform: upland slope
  • Slope Shape Down: convex
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 12/1/1979 (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
    • 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

    8

    —

    —

    80

    —

    0

    470

    —

    —

    27

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    1A—0 to 20 centimeters (0.0 to 7.9 inches); dark yellowish brown (10YR 4/6) interior silty clay; strong very fine and fine subangular blocky structure; very friable, slightly sticky, moderately plastic; 2.5 very fine and fine roots; 2.5 very fine and fine interstitial pores; fragments; very strongly acid, pH 4.8, hellige-truog; clear smooth boundary. Lab sample # 79P00393. Few fine sand size particles (Fe concretions). About 2% 1 cm diameter angular iron concretions (2.5YR 3/6).; common very fine and fine roots
    1Bw—20 to 55 centimeters (7.9 to 21.7 inches); yellowish brown (10YR 5/8) interior silty clay; moderate medium and coarse angular blocky, and weak very fine and fine angular blocky structure; friable, moderately sticky, very plastic; 0.5 very fine roots; 5.5 very fine interstitial and tubular pores; 15 percent distinct , moist, clay films in root channels and/or pores; fragments; strongly acid, pH 5.2, hellige-truog; abrupt irregular boundary. Lab sample # 79P00394. Coatings on pore linings slightly darker than ped. May be organic matter.; few clay films surface features in root channels and/or pores; few very fine roots
    1Cr—55 to 70 centimeters (21.7 to 27.6 inches); 70 percent brown (7.5YR 4/4) interior and 30 percent yellowish brown (10YR 5/8) interior unweathered bedrock; 0.5 very fine roots; fragments. Lab sample # 79P00395. Many thick manganese coatings on fractures in rock. Mn hard and brittle when moist. Very easily crushed. Fracture faces 10-20 cm apart; few very fine roots