IDENTIFIERS

  • Current Taxon Name (Soil Name): Walford
  • OSD
  • Series Extent
  • User Site ID: S1983IA097009
  • User Pedon ID: S1983IA097009
  • Vegetation Plot ID: S1983IA097009
  • User Site Association ID: NC-Wav_Walford_pedons
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - ISU2015
  • Lab Pedon # - X49-160-1
  • NCSS Pedon Lab Data NASIS Record ID - 74659
  • Print Date: 2/17/2025

    • 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: 42.0540562
  • Std. Longitude: -90.4141649
  • Datum: WGS84
  • GPS - Positional Error: 10.00
  • Township: 84N
  • Range: 5E
  • Section: 30
  • PLSS Details: 2200 feet north and 170 feet west of the southeast corner
  • Country: US—United States
  • State: Iowa
  • County: IA097—Jackson
  • 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: IA097—Jackson County, Iowa

    • PEDON

  • Describers Name: Unknown
  • Current Taxonomic Class: Fine-silty, mixed, superactive, mesic Ochraqualfs
  • Current Taxon Kind: taxadjunct
  • Pedon Type: TUD pedon
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Pedon PC 5.1
  • Correlated Information:
  • Soil Name - Walford
  • PSC - 25 to 100 cm.
  • Classificaton Date - 6/21/1983
  • Classifier - Unknown
  • Moisture Class - udic
  • Moisture Subclass - aquic
  • Sampled As Information:
  • Soil Name - Walford
  • Taxonomic Class - Fine-silty, mixed, superactive, mesic Ochraqualfs
  • Taxon Kind - taxadjunct
  • PSC - 25 to 100 cm.
  • Classificaton Date - 6/21/1983
  • Classifier - Unknown
  • Moisture Class - udic
  • Moisture SUBClass - aquic
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Pedon Vegetation and Crop Cover Information:
  • Agronomic Feature - crop row on bed or ridge
  • Current Crop - corn
  • Hydric: yes
  • Certification Status: certified
  • QC Status: level 1
  • QA Status: not reviewed


    • SITE

  • Parent Material: Peoria silty loess
  • Landform: stream terrace
  • Slope Complexity: simple
  • Runoff: very low
  • 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: 6/21/1983 (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 - row crop
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Extra Moisture Source: none
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    ZEMA

    Zea mays

    corn

    grass/grasslike

    100

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

    ochric epipedon

    albic horizon

    argillic horizon

    aquic conditions

    redox concentrations

    —

    —

    —

    —

    —

    —-

    —-

    —-

    —-

    —-
    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

    —

    —

    —

    —

    315

    899

    —

    155

    8

    22

    -5

    12

    22

    2

    558

    —

    00130608

    BELLEVUE L AND D 12, IA US

    NOAA
    Ap—0 to 23 centimeters (0.0 to 9.1 inches); very dark gray (10YR 3/1), dark gray (10YR 4/1), dry; silt loam; weak fine granular structure; friable; few very fine roots; fragments; abrupt smooth boundary. Lab sample # ISU01148. neutral
    E—23 to 38 centimeters (9.1 to 15.0 inches); gray (10YR 5/1), light gray (10YR 7/1), dry; silt loam; strong brown (7.5YR 4/6) fine prominent mottles; moderate thin platy, and moderate medium platy structure; friable; few very fine roots; fragments; clear smooth boundary. Lab sample # ISU01149. slightly acid
    Btg1—38 to 53 centimeters (15.0 to 20.9 inches); grayish brown (2.5Y 5/2) silty clay loam; strong brown (7.5YR 4/6) fine prominent and strong brown (7.5YR 5/8) fine prominent mottles; moderate fine subangular blocky structure; friable; few very fine roots; distinct dark gray (10YR 4/1), moist, clay films on all faces of peds; fragments; clear smooth boundary. Lab sample # ISU01150. medium acid
    Btg2—53 to 71 centimeters (20.9 to 28.0 inches); grayish brown (2.5Y 5/2) silty clay loam; strong brown (7.5YR 4/6) fine prominent and strong brown (7.5YR 5/8) fine prominent mottles; moderate fine prismatic parts to moderate fine subangular blocky structure; friable; few very fine roots; distinct gray (10YR 5/1), moist, clay films on all faces of peds; fragments; gradual smooth boundary. Lab sample # ISU01151. medium acid
    Btg3—71 to 97 centimeters (28.0 to 38.2 inches); light olive gray (5Y 6/2) silty clay loam; strong brown (7.5YR 4/6) fine prominent and strong brown (7.5YR 5/8) fine prominent mottles; moderate fine prismatic parts to moderate fine subangular blocky, and moderate fine prismatic parts to moderate medium subangular blocky structure; friable; few very fine roots; distinct gray (10YR 5/1), moist, clay films on all faces of peds; iron-manganese concretions; fragments; gradual smooth boundary. Lab sample # ISU01152. few dark concretions (iron and manganese oxide); strongly acid
    Btg4—97 to 122 centimeters (38.2 to 48.0 inches); gray (5Y 6/1) silty clay loam; strong brown (7.5YR 4/6) fine prominent and strong brown (7.5YR 5/8) fine prominent mottles; moderate fine prismatic parts to moderate fine subangular blocky structure; friable; few very fine roots; distinct dark gray (10YR 4/1), moist, organic stains on surfaces along root channels and distinct gray (10YR 5/1), moist, clay films on all faces of peds; iron-manganese concretions; fragments; gradual smooth boundary. Lab sample # ISU01153. few dark concretions (iron and manganese oxide); strongly acid
    Btg5—122 to 152 centimeters (48.0 to 59.8 inches); light olive gray (5Y 6/2) and gray (5Y 6/1) silty clay loam; strong brown (7.5YR 4/6) fine prominent and strong brown (7.5YR 5/8) fine prominent mottles; weak medium prismatic parts to weak fine subangular blocky, and weak medium prismatic parts to weak medium subangular blocky structure; friable; distinct gray (10YR 5/1), moist, clay films on all faces of peds; dark reddish brown (5YR 3/3), moist, and dark reddish brown (2.5YR 3/4), moist, iron-manganese masses; fragments. Lab sample # ISU01154. few dark reddish brown (2.5YR 3/4 and 5YR 3/3) iron accumulations; strongly acid