IDENTIFIERS

  • Current Taxon Name (Soil Name): Colo
  • OSD
  • Series Extent
  • User Site ID: S1980IA055002
  • User Pedon ID: S1980IA055002
  • Vegetation Plot ID: S1980IA055002
  • User Site Association ID: 11-WAV_Colo_Pedons11-WAV_Colo_LAB&TUD_Pedons
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - ISU2015
  • Lab Pedon # - X28-133-1
  • NCSS Pedon Lab Data NASIS Record ID - 75133
  • Print Date: 11/24/2024

    • 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: 42.6389915
  • Std. Longitude: -91.2172721
  • Datum: WGS84
  • GPS - Positional Error: 10.00
  • Township: 90N
  • Range: 3W
  • Section: 5
  • PLSS Details: 200 feet north and 1320 feet east of the center
  • Country: US—United States
  • State: Iowa
  • County: IA055—Delaware
  • MLRA: 105—Upper Mississippi River Bedrock Controlled Uplands and Valleys
  • Regional Office: NC—North Central
  • MLRA Soil Survey Area: NC-ONA—Onalaska, Wisconsin
  • Non-MLRA Soil Survey Area: IA055—Delaware County, Iowa

    • PEDON

  • Describers Name: Unknown
  • Current Taxonomic Class: Fine-silty, mixed, superactive, mesic Cumulic Endoaquolls
  • Current Taxon Kind: series
  • Pedon Type: TUD pedon
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Pedon PC 5.1
  • Correlated Information:
  • Soil Name - Colo
  • PSC - 25 to 100 cm.
  • Classificaton Date - 1/7/1980
  • Classifier - Unknown
  • Moisture Subclass - aquic
  • Sampled As Information:
  • Soil Name - Colo
  • Taxonomic Class - Fine-silty, mixed, superactive, mesic Cumulic Endoaquolls
  • Taxon Kind - series
  • PSC - 25 to 100 cm.
  • Classificaton Date - 1/7/1980
  • Classifier - Unknown
  • Moisture SUBClass - aquic
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Pedon Vegetation and Crop Cover Information:
  • Agronomic Feature - close grown annual crop, or crop-fallow
  • Current Crop - alfalfa
  • Hydric: no
  • Certification Status: certified
  • QC Status: level 1
  • QA Status: level 1


    • SITE

  • Parent Material: silty alluvium
  • Landscape: upland
  • Landform: drainageway
  • Slope Complexity: simple
  • Drainage Class: poorly
  • Flooding: none flooding
  • Ponding: none ponding
  • Surface Fragments:
  • Benchmark Soil?: no
  • RaCA Information:
  • Plot/Site Set Up By - Unknown
  • Plot or Site Recorder - Unknown

    • VEGETATION

  • Vegplot Text Note(s): A scan of the original data (i.e. field sheet(s), edits, manuscripts, notes, and other associated data) is available in the scans archive.

    • SITE OBSERVATION

  • Observation Date: 1/7/1980 (actual site observation date)
  • Data Collector: Unknown
  • Surface Water Kind: none observed
  • Hydrology Status: unaltered
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop cover
  • Site Obs. Cover Kind 2 - hayland
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Pedon Horizon Lab Results - 1
    Horizon Top Depth Bottom Depth Sample ID Data Collector Total Clay CaCO3 Clay Total Silt Fine Silt Co. Silt Total Sand Total Sand Method VC Sand Co. Sand Med. Sand Fine Sand VF Sand VF Sand Method Texture Class - Field Lab Rubbed Fiber Unrubbed Fiber pH H2O
    cm cm % % % % % % % % % % % % %

    A1

    A2

    A3

    A4

    AC

    Cg

    0

    20

    46

    86

    102

    119

    20

    46

    86

    102

    119

    152

    30876

    30877

    30881

    30882

    30883

    30884

    Iowa State University

    Iowa State University

    Iowa State University

    Iowa State University

    Iowa State University

    Iowa State University

    25.8

    23.3

    35.8

    33.5

    28.9

    26.8

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    71

    73.1

    62.8

    64.4

    67.6

    69

    29.4

    41.9

    37.7

    35.3

    33.9

    33

    41.6

    31.2

    25.1

    29.1

    33.7

    36

    3.4

    3.6

    1.4

    2.1

    3.5

    3.9

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    6.2

    5.9

    6.4

    6.6

    6.7

    6.8
    Pedon Horizon Lab Results - 2
    Horizon Top Depth Bottom Depth Sample ID pH CaCl2 pH NaF pH Ox Delta pH LL PL PI Atter. Samp. Cond. COLE Pot. Acidity Ca + Mg - Meh 2 K Ca + Mg - Sat. Paste KCl Extract. Acidity Base Sat. - Meh 2 CEC-7 CEC-8.2
    cm cm % % % cm/cm meq/100g cmol(+)/kg cmol(+)/kg mmol(+)/l cmol(+)/kg % cmol(+)/kg cmol(+)/kg

    A1

    A2

    A3

    A4

    AC

    Cg

    0

    20

    46

    86

    102

    119

    20

    46

    86

    102

    119

    152

    30876

    30877

    30881

    30882

    30883

    30884

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    Pedon Horizon Lab Results - 3
    Horizon Top Depth Bottom Depth Sample ID ECEC Phosphate P NO3-N EC EC Method EC 1:5 by volume CaCO3 Equiv. Equiv. Gypsum Na SAR Gypsum Req. Humic Color Fulvic Color Humic + Fulvic Color Al PI Pyro. Hue PyrO. Value Pyro. Chroma
    cm cm cmol(+)/kg mg/kg mg/kg dS/m dS/m % % mmol(+)/l % L-pcu/g L-pcu/g L-pcu/g %

    A1

    A2

    A3

    A4

    AC

    Cg

    0

    20

    46

    86

    102

    119

    20

    46

    86

    102

    119

    152

    30876

    30877

    30881

    30882

    30883

    30884

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    Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    MEDIC

    Medicago

    alfalfa

    forb

    100

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

    mollic epipedon

    aquic conditions

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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

    3.5

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    270

    899

    —

    155

    8

    22

    -5

    12

    22

    2

    558

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    00132364

    DUBUQUE LOCK AND DAM 11, IA US

    NOAA
    A1—0 to 20 centimeters (0.0 to 7.9 inches); very dark grayish brown (10YR 3/2) and dark grayish brown (10YR 4/2), dark gray (10YR 4/1), dry; silt loam; 26 percent clay; weak fine subangular blocky structure; friable; very dark gray (10YR 3/1), moist, coats on all faces of peds; fragments; clear smooth boundary. Lab sample # ISU00896. thin 10YR4/2 strata; neutral
    A2—20 to 46 centimeters (7.9 to 18.1 inches); black (10YR 2/1), very dark gray (10YR 3/1), dry; silt loam; 23 percent clay; weak fine granular structure; friable; fragments; gradual smooth boundary. Lab sample # ISU00898
    A3—46 to 86 centimeters (18.1 to 33.9 inches); black (N 2/0), black (10YR 2/1), dry; silty clay loam; 36 percent clay; weak fine granular, and moderate very fine subangular blocky structure; friable; fragments; gradual smooth boundary. Lab sample # ISU00900
    A4—86 to 102 centimeters (33.9 to 40.2 inches); very dark gray (10YR 3/1), dark gray (10YR 4/1), dry; silty clay loam; 34 percent clay; yellowish brown (10YR 5/6) fine distinct mottles; moderate fine subangular blocky structure; friable; fragments; gradual smooth boundary. Lab sample # ISU00901
    AC—102 to 119 centimeters (40.2 to 46.9 inches); very dark gray (10YR 3/1), dark gray (10YR 4/1), dry; silty clay loam; 29 percent clay; yellowish brown (10YR 5/6) fine distinct mottles; weak fine prismatic structure; friable; fragments; gradual smooth boundary. Lab sample # ISU00902
    Cg—119 to 152 centimeters (46.9 to 59.8 inches); dark gray (10YR 4/1) silty clay loam; 28 percent clay; light olive brown (2.5Y 5/6) fine distinct and yellowish brown (10YR 5/6) medium distinct mottles; massive; friable; fragments. Lab sample # ISU00903