IDENTIFIERS

  • Current Taxon Name (Soil Name): Roxbury
  • OSD
  • Series Extent
  • User Site ID: S2019KS135101
  • User Pedon ID: S2019KS135101
  • User Site Association ID: DSP-KS19-C
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Pedon # - 19N0631
  • User Project ID: FY19RND3
  • Project Name: MLRA 73 - Benchmark Soils Roxbury FY19 Phase 1
  • Print Date: 12/6/2025

    • 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: 38.4682930
  • Std. Longitude: -99.9842190
  • Datum: WGS84
  • Township: 18
  • Range: 24
  • Section: 21
  • PLSS Details: 1920 feet east and 1395 feet north of the southwest corner
  • Map Unit: 2375—Roxbury silt loam, rarely flooded2375—Roxbury silt loam, rarely flooded
  • Country: US—United States
  • State: Kansas
  • County: KS135—Ness
  • MLRA: 73—Rolling Plains and Breaks
  • Regional Office: NC—North Central
  • MLRA Soil Survey Area: NC-HAY—Hays, Kansas
  • Non-MLRA Soil Survey Area: KS135—Ness County, Kansas
  • 7.5 Minute USGS Quad: 38099-D8—Ness City, Kansas

    • PEDON

  • Describers Name: L. Bricknell
  • Current Taxonomic Class: Fine-silty, mixed, superactive, mesic Cumulic Haplustolls
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: NASIS
  • Sampled As Information:
  • Soil Name - Roxbury
  • Taxonomic Class - Fine-silty, mixed, superactive, mesic Cumulic Haplustolls
  • Taxon Kind - series
  • PSC - 25 to 100 cm.
  • Classificaton Date - 9/3/2019
  • Classifier - L. Bricknell
  • Soil Taxonomic Edition - twelfth edition
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Pedon Vegetation and Crop Cover Information:
  • Current Crop - wheat, winter-fallow
  • Hydric: no
  • Field Measured Properties: 27 percent of particle size control section clay


    • SITE

  • Parent Material: alluvium
  • Landform: terrace on river valley
  • Geomorphic Component Terraces: tread
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Drainage Class: well
  • Flooding: rare flooding
  • Ponding: none ponding
  • Surface Fragments:
  • Benchmark Soil?: yes
  • RaCA Information:
  • DSP Plot ID - Ro-C1

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/20/2019 (actual site observation date)
  • Data Collector: L. Bricknell, R. Still
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop cover
  • Site Obs. Cover Kind 2 - close-grown crop
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Current Air Temp - 38
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    mollic epipedon

    free carbonates

    free carbonates

    secondary carbonates

    lithologic discontinuity

    0—82

    0—6

    19—200

    62—200

    170—200

    —82—

    —6—

    —181—

    —138—

    —30—
    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

    —

    —

    693.5

    —

    360

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap1—0 to 5 centimeters (0.0 to 2.0 inches); dark grayish brown (10YR 4/2) broken face, very dark grayish brown (10YR 3/2) broken face, moist; silt loam; 24 percent clay; moderate fine granular structure; fragments; 1.17 g/cm3 of average OD bulk density; 24.95 micrometers per second of average KSAT; 3.3 percent of average OM; strong effervescence. Lab sample # 19N03629; observed in push tube
    Ap21—5 to 10 centimeters (2.0 to 3.9 inches); dark grayish brown (10YR 4/2) broken face, very dark grayish brown (10YR 3/2) broken face, moist; silt loam; 26 percent clay; weak thick platy structure; fragments; noneffervescent. Lab sample # 19N03630; observed in push tube
    Ap22—10 to 19 centimeters (3.9 to 7.5 inches); dark grayish brown (10YR 4/2) broken face, very dark grayish brown (10YR 3/2) broken face, moist; silt loam; 26 percent clay; weak thick platy structure; 1 percent worm casts; fragments; 1.59 g/cm3 of average OD bulk density; 7.61 micrometers per second of average KSAT; 2.4 percent of average OM; noneffervescent.; observed in push tube
    A1—19 to 43 centimeters (7.5 to 16.9 inches); dark grayish brown (10YR 4/2) broken face, very dark grayish brown (10YR 3/2) broken face, moist; silty clay loam; 28 percent clay; moderate fine granular structure; very few (1.0) very fine roots throughout; 1.0 very fine tubular and 1.0 fine tubular pores; 2 percent worm casts; fragments; strong effervescence. Lab sample # 19N03631; observed in push tube
    A2—43 to 62 centimeters (16.9 to 24.4 inches); very dark grayish brown (10YR 3/2) broken face, very dark brown (10YR 2/2) broken face, moist; silt loam; 26 percent clay; weak medium subangular blocky parts to moderate fine granular structure; very few (1.0) very fine roots throughout; 5 percent worm casts; fragments; 1.29 g/cm3 of average OD bulk density; 6.27 micrometers per second of average KSAT; 1.8 percent of average OM; strong effervescence. Lab sample # 19N03632; observed in push tube
    Bk1—62 to 82 centimeters (24.4 to 32.3 inches); dark grayish brown (10YR 4/2) broken face, very dark grayish brown (10YR 3/2) broken face, moist; silt loam; 26 percent clay; weak medium subangular blocky structure; 1.0 very fine tubular pores; 2 percent fine threadlike carbonate masses throughout; fragments; strong effervescence.; observed in push tube
    Bk2—82 to 116 centimeters (32.3 to 45.7 inches); 50 percent pale brown (10YR 6/3) broken face and 50 percent brown (10YR 5/3) broken face, 50 percent brown (10YR 5/3) broken face and 50 percent brown (10YR 4/3) broken face, moist; silt loam; 23 percent clay; weak fine prismatic structure; 2.0 very fine tubular and 1.0 fine tubular pores; 4 percent medium threadlike carbonate masses throughout; fragments; 6.05 micrometers per second of average KSAT; violent effervescence.; observed in push tube
    Bk3—116 to 170 centimeters (45.7 to 66.9 inches); brown (10YR 5/3) broken face, brown (10YR 4/3) broken face, moist; silt loam; 23 percent clay; moderate fine prismatic structure; 1.0 very fine tubular and 2.0 fine tubular pores; 3 percent medium irregular carbonate masses throughout; fragments; violent effervescence.; observed in push tube
    2Bk4—170 to 200 centimeters (66.9 to 78.7 inches); 20 percent very dark grayish brown (10YR 3/2) broken face and 20 percent dark grayish brown (10YR 4/2) broken face, 20 percent very dark brown (10YR 2/2) broken face and 20 percent very dark grayish brown (10YR 3/2) broken face, moist; silt loam; 26 percent clay; weak thin platy, and weak medium subangular blocky structure; 1.0 fine tubular pores; 1 percent medium irregular carbonate masses throughout; fragments; violent effervescence.; observed in push tube