IDENTIFIERS

  • Current Taxon Name (Soil Name): Tromp
  • OSD
  • Series Extent
  • User Site ID: S1981WA073004
  • User Pedon ID: 81WA073004
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 81P0516
  • NCSS Pedon Lab Data NASIS Record ID - 49360
  • Print Date: 2/16/2025

    • 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: 48.8855553
  • Std. Longitude: -122.5833359
  • Datum: WGS84
  • Township: 39N
  • Range: 2E
  • Section: 8
  • PLSS Details: 840 meters S and 876 meters E of the NW corner
  • Location Description: 3 km N of Ferndale
  • State: Washington
  • County: WA073—Whatcom

    • PEDON

  • Current Taxonomic Class: Sandy, mixed, mesic Aquic Haplorthods
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 4
  • Correlated Information:
  • Soil Name - Tromp
  • Classificaton Date - 7/11/2007
  • Moisture Class - aquic
  • Sampled As Information:
  • Soil Name - Tromp
  • Taxonomic Class - Medial over sandy or sandy-skeletal, mixed, mesic
  • Taxon Kind - series
  • Classificaton Date - 8/1/1981
  • Moisture Class - aquic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landform: plain
  • Drainage Class: moderately well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/1/1981 (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

    1

    —

    —

    —

    —

    140

    —

    —

    10

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    1Ap—0 to 28 centimeters (0.0 to 11.0 inches); dark brown (10YR 3/3) interior, light yellowish brown (10YR 6/4) interior, dry; loam; weak medium subangular blocky, and weak fine granular structure; soft, very friable, nonsticky, nonplastic; moderately smeary; 5.5 roots; 5.5 very fine interstitial pores; fragments; moderately acid, pH 5.8, hellige-truog; abrupt smooth boundary. Lab sample # 81P03046. NaF pH 12.0; many micro and fine roots
    1Bw1—28 to 38 centimeters (11.0 to 15.0 inches); brown (7.5YR 4/4) interior, brownish yellow (10YR 6/6) interior, dry; loam; weak fine subangular blocky structure; soft, very friable, nonsticky, nonplastic; moderately smeary; 2.5 roots; 5.5 very fine interstitial pores; fragments; strongly acid, pH 5.3, hellige-truog; clear smooth boundary. Lab sample # 81P03047. NaF pH 12.0; common micro and fine roots
    1Bw2—38 to 51 centimeters (15.0 to 20.1 inches); strong brown (7.5YR 4/6) interior, reddish yellow (7.5YR 6/6) interior, dry; loam; weak fine subangular blocky structure; soft, very friable, nonsticky, nonplastic; moderately smeary; 2.5 roots; 5.5 very fine interstitial pores; fragments; strongly acid, pH 5.3, hellige-truog; abrupt smooth boundary. Lab sample # 81P03048. NaF pH 12.0; common micro and fine roots
    1BC—51 to 66 centimeters (20.1 to 26.0 inches); dark yellowish brown (10YR 4/4) interior, light yellowish brown (10YR 6/4) interior, dry; sandy loam; 30 percent strong brown (7.5YR 5/8) fine prominent mottles; massive; slightly hard, friable, nonsticky, nonplastic; 2.5 roots; 2.5 fine interstitial pores; fragments; moderately acid, pH 5.8, hellige-truog; abrupt smooth boundary. Lab sample # 81P03049. NaF pH 11.5; common micro and fine roots; many fine prominent 7.5YR58 mottles
    2CB—66 to 117 centimeters (26.0 to 46.1 inches); olive brown (2.5Y 4/4) interior, pale yellow (2.5Y 7/4) interior, dry; sand; 11 percent yellowish brown (10YR 5/6) medium prominent and 11 percent dark grayish brown (2.5Y 4/2) medium prominent mottles; massive; slightly hard, friable, nonsticky, nonplastic; fragments; moderately acid, pH 5.8, hellige-truog; clear irregular boundary. Lab sample # 81P03050. NaF pH 12.0; common medium prominent 10YR56 mottles; common medium prominent 2.5Y42 mottles
    2C—117 to 152 centimeters (46.1 to 59.8 inches); dark grayish brown (2.5Y 4/2) interior and grayish brown (2.5Y 5/2) interior, light brownish gray (2.5Y 6/2) interior and light gray (2.5Y 7/2) interior, dry; sand; 11 percent yellowish brown (10YR 5/6) medium prominent mottles; single grain; loose; fragments; moderately acid, pH 5.8, hellige-truog. Lab sample # 81P03051. NaF pH 11.0. Thickness of volcanic ash influence and thickness of the solum are 36 to 76 cm. Content of rock fragments in the control section averages 0 to 5 pct pebbles.; common medium prominent 10YR56 mottles