IDENTIFIERS

Current Taxon Name (Soil Name): MEXICO

OSD

Series Extent

User Site ID: 2006MO139053

User Pedon ID: 2006MO139053

Lab Information:

Certified Lab Pedon Description - no

Lab Source ID - MCL

Lab Pedon # - M0613953

NCSS Pedon Lab Data NASIS Record ID - 30327

Print Date: 11/23/2024

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: 38.9057778

Std. Longitude: -91.5424167

Datum: WGS84

Township: T48N

Range: R6W

Section: 25

PLSS Details: 493 feet East and 767 feet South from the North West corner

Country: US—United States

State: Missouri

County: MO139—Montgomery

MLRA: 115—Central Mississippi Valley Wooded Slopes

Non-MLRA Soil Survey Area: MO603—Montgomery and Warren Counties, Missouri

7.5 Minute USGS Quad: 38091-H5—Montgomery City, Missouri

PEDON

Describers Name: Mike Chalfant, Amber Marshaus, Greg Caldwell, Wyn Kelley

Current Taxonomic Class: Fine, smectitic, mesic Aeric Vertic Epiaqualfs

Current Taxon Kind: series

Pedon Type: classifies to current taxon name, full description

Pedon Purpose: full pedon description

Pedon Record Orgin: Missouri Pedon

Pedon #: 53

Sampled As Information:

Soil Name - MEXICO

Taxonomic Class - Fine, smectitic, mesic Aeric Vertic Epiaqualfs

PSC - 0 to 0 cm.

Classificaton Date - 2/6/2006

Soil Taxonomic Edition - ninth edition

Moisture Class - aquic

Moisture SUBClass - aeric

Dynamic Soil Properties:

Erosion Class - 0

Pedoderm Loose Cover Indicator - no

Hydric: no

SITE

Parent Material: fine-silty loess derived from mixed over clayey till derived from aa lava

Landscape: till plain

Landform: broad interstream divide

Anthropogenic Feature: ditch

Geomorphic Component Hills: interfluve

Hill Slope Profile: shoulder

Slope Position: upper third

Slope Complexity: simple

Slope Shape Across: linear

Slope Shape Down: linear

Runoff: negligible

Drainage Class: excessively

Flooding: none flooding

Ponding: none ponding

Geology: Recent Stage formation.

Surface Fragments:

Benchmark Soil?: no

VEGETATION

SITE OBSERVATION

Observation Date: 2/6/2006 (actual site observation date)

Air Photo ID: 38091h5se

Surface Water Kind: none observed

Surface Cover Properties:

Site Obs. Cover Kind 1 - grass/herbaceous cover

Site Obs. Cover Kind 2 - other grass/herbaceous cover

Pedoderm Loose Cover Indicator - no

Drained? - no

Bedded Soil? - no

Forest Plantation? - no

Site Erosion Accelerated: water erosion gully

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
2	—	—	246.9	—	0	—	—	—	—	—	—	—	—	—	—	—	—	—	—

Ap—0 to 10 centimeters (0.0 to 3.9 inches); very dark grayish brown (10YR 3/2) rubbed silt loam; weak very fine subangular blocky structure; friable; 5 percent by volume nonflat very strongly coherent cemented 2-?-75 millimeter limestone, unspecified fragments; noneffervescent, by hcl, 1n; clear smooth boundary.; observed in pit, small

Bt1—10 to 25 centimeters (3.9 to 9.8 inches); 50 percent very dark grayish brown (10YR 3/2) broken face and 50 percent dark yellowish brown (10YR 4/4) broken face silty clay loam; weak very fine subangular blocky structure; friable; 1 percent medium faint irregular noncoherent cemented dark grayish brown (10YR 4/2), moist, iron depletions with clear boundaries in matrix; fragments; noneffervescent, by hcl, 1n; clear smooth boundary. Lab sample # MU027703; observed in pit, small

Bt2—25 to 66 centimeters (9.8 to 26.0 inches); yellowish brown (10YR 5/4) broken face silty clay loam; moderate very fine subangular blocky structure; firm; 3.0 very fine roots and 3.0 fine roots; 30 percent distinct dark grayish brown (10YR 4/2), moist, clay films; 1 percent medium faint irregular noncoherent cemented weak red (2.5YR 5/2), moist, iron depletions with clear boundaries in matrix; fragments; noneffervescent, by hcl, 1n; clear smooth boundary. Lab sample # MU027704; observed in pit, small

Bt3—66 to 119 centimeters (26.0 to 46.9 inches); yellowish brown (10YR 5/4) broken face silty clay loam; weak fine subangular blocky, and weak fine platy structure; firm; 0.5 very fine roots and 0.5 fine roots; 35 percent distinct dark grayish brown (10YR 4/2), moist, clay films; 1 percent medium faint irregular noncoherent cemented black (10YR 2/1), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented weak red (2.5YR 5/2), moist, iron depletions with clear boundaries in matrix; fragments; noneffervescent, by hcl, 1n; clear smooth boundary. Lab sample # MU027705; observed in pit, small

2Bt1—119 to 198 centimeters (46.9 to 78.0 inches); 60 percent yellowish brown (10YR 5/4) broken face and 40 percent grayish brown (10YR 5/2) broken face silty clay; weak medium subangular blocky, and weak fine platy structure; very firm; 30 percent distinct dark grayish brown (10YR 4/2), moist, clay films; 1 percent medium faint irregular noncoherent cemented strong brown (7.5YR 5/6), moist, iron depletions with clear boundaries in matrix; 1 percent by volume nonflat very strongly coherent cemented 2-?-5 millimeter chert fragments; noneffervescent, by hcl, 1n; clear smooth boundary. Lab sample # MU027706; observed in pit, small

2Btg1—198 to 284 centimeters (78.0 to 111.8 inches); grayish brown (2.5Y 5/2) broken face silty clay loam; moderate fine angular blocky, and weak coarse prismatic structure; firm; 20 percent faint weak red (2.5YR 5/2), moist, clay films; 1 percent medium faint irregular noncoherent cemented black (10YR 2/1), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented yellowish brown (10YR 5/6), moist, iron depletions with clear boundaries in matrix; 1 percent by volume nonflat very strongly coherent cemented 2-?-5 millimeter chert fragments; noneffervescent, by hcl, 1n; clear smooth boundary. Lab sample # MU027707; observed in pit, small

2Bt2—284 to 356 centimeters (111.8 to 140.2 inches); yellowish brown (10YR 5/6) broken face silty clay loam; moderate fine subangular blocky, and weak coarse prismatic structure; firm; 5 percent distinct weak red (2.5YR 5/2), moist, clay films; 1 percent medium faint irregular noncoherent cemented weak red (2.5YR 5/2), moist, iron depletions with clear boundaries in matrix; 2 percent by volume nonflat very strongly coherent cemented 2-?-5 millimeter chert fragments; very slight effervescence, by hcl, 1n; clear smooth boundary.; observed in pit, small

2Bt3—356 to 366 centimeters (140.2 to 144.1 inches); yellowish brown (10YR 5/6) broken face sandy loam; weak fine subangular blocky structure; friable; 2 percent distinct weak red (2.5YR 5/2), moist, clay films; 1 percent medium faint irregular noncoherent cemented black (10YR 2/1), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented weak red (2.5YR 5/2), moist, iron depletions with clear boundaries in matrix; 4 percent by volume nonflat very strongly coherent cemented 2-?-75 millimeter chert fragments; slight effervescence, by hcl, 1n; clear smooth boundary.; observed in pit, small

3BC—366 to 396 centimeters (144.1 to 155.9 inches); yellowish brown (10YR 5/6) broken face clay loam; weak fine subangular blocky structure; firm; 4 percent distinct white (10YR 8/1), moist, carbonate coats; 1 percent medium faint irregular noncoherent cemented grayish brown (10YR 5/2), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented black (10YR 2/1), moist, iron depletions with clear boundaries in matrix; 5 percent by volume nonflat very strongly coherent cemented 2-?-75 millimeter chert fragments and 10 percent by volume nonflat very strongly coherent cemented 2-?-5 millimeter sandstone, unspecified fragments; slight effervescence, by hcl, 1n.; observed in pit, small