IDENTIFIERS

Current Taxon Name (Soil Name): fine-silty

OSD

Series Extent

User Site ID: 2007MO025018

User Pedon ID: 2007MO025018

Transect:

User Transect ID - Lagonda-025-06

Transect Stop Number - 2

Lab Information:

Certified Lab Pedon Description - no

Print Date: 11/12/2024

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: 39.5574455

Std. Longitude: -94.0298309

Datum: WGS84

Township: 55N

Range: 28W

Section: 22

PLSS Details: 2,470 feet West and 1,352 feet North from the South East corner

Map Unit: 30115—Lagonda silt loam, 2 to 5 percent slopes

Country: US—United States

State: Missouri

County: MO025—Caldwell

MLRA: 109—Iowa and Missouri Heavy Till Plain

Regional Office: NC—North Central

Non-MLRA Soil Survey Area: MO025—Caldwell County, Missouri

7.5 Minute USGS Quad: 39094-E1—Polo, Missouri

PEDON

Describers Name: Larry Gray

Current Taxonomic Class: Fine-silty, smectitic, mesic Aquic Argiudolls

Current Taxon Kind: family

Pedon Type: classifies to current taxon name, full description

Pedon Purpose: full pedon description

Pedon Record Orgin: Missouri Pedon

Pedon #: 18

Correlated Information:

Soil Name - fine-silty

PSC - 24 to 74 cm.

Classificaton Date - 7/23/2012

Soil Taxonomic Edition - ninth edition

Moisture Class - udic

Moisture Subclass - aquic

Sampled As Information:

Soil Name - LAGONDA

Classificaton Date - 7/15/2007

Dynamic Soil Properties:

Erosion Class - 1

Pedoderm Loose Cover Indicator - no

Hydric: no

SITE

Parent Material: fine-silty loess derived from mixed over clayey pedisediment derived from mixed

Landscape: till plain

Landform: hillslope

Geomorphic Component Hills: side slope

Hill Slope Profile: backslope

Slope Position: lower third

Slope Complexity: simple

Slope Shape Across: concave

Slope Shape Down: linear

Runoff: low

Drainage Class: poorly

Flooding: none flooding

Ponding: none ponding

Geology: Holocene Stage formation.

Surface Fragments:

Benchmark Soil?: no

VEGETATION

SITE OBSERVATION

Observation Date: 7/15/2007 (actual site observation date)

Air Photo ID: 39094e1se

Surface Water Kind: none observed

Surface Cover Properties:

Site Obs. Cover Kind 1 - grass/herbaceous cover

Site Obs. Cover Kind 2 - pastureland, tame

Pedoderm Loose Cover Indicator - no

Drained? - no

Bedded Soil? - no

Forest Plantation? - no

Yield Study ID -

Site Erosion Accelerated: water erosion sheet

Pedon Diagnostic Features
Feature Kind	Feature Depth L-H	Feature Thickness L-RV-H
	cm
mollic epipedon redox concentrations argillic horizon redox depletions with chroma 2 or less	0—39 0—183 24—183 60—183	37—39—41 181—183—185 157—159—161 121—123—125

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
4	—	—	306	—	37	—	—	—	—	—	—	—	—	—	—	—	—	—	—

Ap—0 to 24 centimeters (0.0 to 9.4 inches); very dark grayish brown (10YR 3/2) crushed silt loam; 2 percent sand; 74 percent silt; 24 percent clay; weak fine granular structure; 5 percent fine faint irregular noncoherent cemented yellowish brown (10YR 5/6), moist, masses of oxidized iron with clear boundaries throughout; fragments.; observed in pit, small

Bt1—24 to 39 centimeters (9.4 to 15.4 inches); very dark gray (10YR 3/1) broken face silt loam; 3 percent sand; 71 percent silt; 26 percent clay; weak fine subangular blocky structure; 5 percent faint dark grayish brown (10YR 4/2), moist, clay films on all faces of peds and 10 percent faint very dark gray (10YR 3/1), moist, clay films on all faces of peds; 10 percent fine faint irregular noncoherent cemented yellowish brown (10YR 5/6), moist, masses of oxidized iron with clear boundaries throughout; fragments.; observed in pit, small

Bt2—39 to 60 centimeters (15.4 to 23.6 inches); dark grayish brown (10YR 4/2) broken face silty clay loam; 4 percent sand; 62 percent silt; 34 percent clay; moderate medium subangular blocky structure; 20 percent faint dark grayish brown (10YR 4/2), moist, clay films on all faces of peds; 2 percent fine faint spherical noncoherent cemented black (10YR 2/1), moist, manganese masses with clear boundaries throughout and 10 percent fine faint irregular noncoherent cemented yellowish brown (10YR 5/4), moist, masses of oxidized iron with clear boundaries throughout; fragments.; observed in pit, small

Bt3—60 to 87 centimeters (23.6 to 34.3 inches); dark grayish brown (10YR 4/2) broken face silty clay loam; 5 percent sand; 58 percent silt; 37 percent clay; moderate medium subangular blocky structure; 10 percent faint very dark grayish brown (10YR 3/2), moist, organoargillans on all faces of peds and 20 percent faint dark grayish brown (10YR 4/2), moist, clay films on all faces of peds; 2 percent fine faint spherical noncoherent cemented black (10YR 2/1), moist, manganese masses with clear boundaries throughout and 10 percent fine faint irregular noncoherent cemented yellowish brown (10YR 5/4), moist, masses of oxidized iron with clear boundaries throughout and 10 percent medium distinct irregular noncoherent cemented light gray (2.5Y 7/1), moist, iron depletions with clear boundaries throughout; fragments.; observed in pit, small

2Bt4—87 to 117 centimeters (34.3 to 46.1 inches); brown (10YR 4/3) broken face silty clay; 8 percent sand; 51 percent silt; 41 percent clay; moderate medium subangular blocky, and weak medium prismatic structure; 10 percent faint very dark grayish brown (10YR 3/2), moist, organoargillans on all faces of peds and 20 percent distinct dark grayish brown (10YR 4/2), moist, clay films on all faces of peds; 2 percent fine faint spherical noncoherent cemented black (10YR 2/1), moist, manganese masses with clear boundaries throughout and 5 percent medium distinct irregular noncoherent cemented light gray (10YR 7/1), moist, iron depletions with clear boundaries throughout and 20 percent fine faint irregular noncoherent cemented yellowish brown (10YR 5/4), moist, masses of oxidized iron with clear boundaries throughout; fragments.; observed in pit, small

2Bt5—117 to 147 centimeters (46.1 to 57.9 inches); grayish brown (10YR 5/2) broken face silty clay; 8 percent sand; 48 percent silt; 44 percent clay; moderate medium subangular blocky, and weak medium prismatic structure; 20 percent distinct grayish brown (10YR 5/2), moist, clay films on all faces of peds; 2 percent fine faint spherical noncoherent cemented black (10YR 2/1), moist, manganese masses with clear boundaries throughout and 10 percent medium distinct irregular noncoherent cemented light gray (10YR 7/1), moist, iron depletions with clear boundaries throughout and 20 percent fine faint irregular noncoherent cemented yellowish brown (10YR 5/4), moist, masses of oxidized iron with clear boundaries throughout; fragments.; observed in pit, small

2Bt6—147 to 183 centimeters (57.9 to 72.0 inches); grayish brown (10YR 5/2) broken face silty clay; 8 percent sand; 46 percent silt; 46 percent clay; moderate medium subangular blocky, and moderate medium prismatic structure; 25 percent distinct grayish brown (10YR 5/2), moist, clay films on all faces of peds; 2 percent fine faint spherical noncoherent cemented black (10YR 2/1), moist, manganese masses with clear boundaries throughout and 10 percent medium distinct irregular noncoherent cemented grayish brown (2.5Y 5/2), moist, iron depletions with clear boundaries throughout and 20 percent fine faint irregular noncoherent cemented yellowish brown (10YR 5/4), moist, masses of oxidized iron with clear boundaries throughout; 1 percent by volume nonflat subrounded indurated 2-?-75 millimeter quartz fragments.; observed in pit, small