IDENTIFIERS

Current Taxon Name (Soil Name): Commerce

OSD

Series Extent

User Site ID: S1996LA107004

User Pedon ID: 1996LA107004

Lab Information:

Certified Lab Pedon Description - no

Lab Source ID - SSL

Lab Pedon # - 96P0213

NCSS Pedon Lab Data NASIS Record ID - 68291

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: 31.9319439

Std. Longitude: -91.2241669

Datum: WGS84

State: Louisiana

County: LA107—Tensas

MLRA: 131A—Southern Mississippi River Alluvium

Regional Office: 7—Auburn, AL

Non-MLRA Soil Survey Area: LA107—Tensas Parish, Louisiana

7.5 Minute USGS Quad: 31091-H2—Saint Joseph, Louisiana

PEDON

Describers Name: Guillory, Slabaugh

Current Taxonomic Class: Fine-silty, mixed, superactive, nonacid, thermic Fluvaquentic Endoaquepts

Current Taxon Kind: series

Pedon Type: OSD pedon

Pedon Purpose: full pedon description

Pedon Record Orgin: Converted from PDP 3.x

Pedon #: 4

Correlated Information:

Soil Name - Commerce

PSC - 25 to 100 cm.

Classificaton Date - 11/13/2014

Classifier - R. Stout Evans

Soil Taxonomic Edition - twelfth edition

Moisture Subclass - typic

Sampled As Information:

Soil Name - Commerce

Taxonomic Class - Fine-silty, mixed, nonacid Aeric Fluvaquents

PSC - 25 to 100 cm.

Classificaton Date - 4/9/1996

Moisture Class - aquic

Dynamic Soil Properties:

Erosion Class - 1

Pedoderm Loose Cover Indicator - no

Hydric: no

Certification Status: certified

QC Status: level 3

QA Status: level 3

SITE

Parent Material: loamy alluvium

Landscape: river valley

Landform: natural levee

Anthropogenic Feature: leveled land

Slope Position: middle third

Runoff: medium

Drainage Class: poorly

Surface Fragments:

Benchmark Soil?: no

VEGETATION

SITE OBSERVATION

Observation Date: 4/9/1996 (actual site observation date)

Air Photo ID: 14C

Surface Cover Properties:

Site Obs. Cover Kind 1 - crop cover

Pedoderm Loose Cover Indicator - no

Drained? - no

Bedded Soil? - no

Forest Plantation? - no

Site Erosion Accelerated: water erosion

Pedon Diagnostic Features
Feature Kind	Feature Depth L-H	Feature Thickness L-RV-H
	cm
ochric epipedon cambic horizon slickensides	0—17 17—160 160—200	—- —- —-

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	—	—	22	—		1379	—	—	18.3	21.1	8.3	—	—	—	—	—	8163	—	Temp & Precip

Ap—0 to 17 centimeters (0.0 to 6.7 inches); dark grayish brown (10YR 4/2) broken face silt loam; weak fine subangular blocky structure; friable; medium roots throughout and 0.5 fine roots throughout; 1 percent fine irregular noncoherent cemented brown (10YR 4/3) masses of oxidized iron throughout; fragments; clear smooth boundary. Lab sample # 96P01700

Bw1—17 to 37 centimeters (6.7 to 14.6 inches); dark grayish brown (10YR 4/2) broken face silty clay loam; weak fine subangular blocky structure; firm; 0.1 fine roots throughout; 0.5 very fine low-continuity tubular and fine low-continuity pores; 15 percent fine irregular noncoherent cemented dark yellowish brown (10YR 4/4) masses of oxidized iron throughout; 15 percent fine spherical weakly coherent cemented throughout; fragments; gradual wavy boundary. Lab sample # 96P01701

Bw2—37 to 56 centimeters (14.6 to 22.0 inches); dark grayish brown (10YR 4/2) broken face silty clay loam; moderate fine subangular blocky structure; firm; 0.1 fine roots throughout; 0.5 very fine low-continuity tubular and fine low-continuity pores; 15 percent fine irregular noncoherent cemented dark yellowish brown (10YR 4/4) masses of oxidized iron throughout; fragments; clear smooth boundary. Lab sample # 96P01702. Few thin 10YR 6/2 shell fragments.

Bw3—56 to 76 centimeters (22.0 to 29.9 inches); dark gray (10YR 4/1) broken face silt loam; moderate fine subangular blocky structure; friable; 0.1 very fine roots throughout; 0.5 very fine low-continuity tubular and fine low-continuity pores; 15 percent fine irregular noncoherent cemented dark yellowish brown (10YR 4/4) masses of oxidized iron throughout; fragments; gradual smooth boundary. Lab sample # 96P01703. Few snail shells.

Bw4—76 to 108 centimeters (29.9 to 42.5 inches); dark gray (10YR 4/1) broken face silt loam; weak fine subangular blocky structure; friable; 0.1 fine roots throughout; 0.5 very fine low-continuity tubular and fine low-continuity pores; 15 percent fine irregular noncoherent cemented brown (10YR 4/3) masses of oxidized iron throughout; 15 percent fine spherical weakly coherent cemented throughout; fragments; gradual wavy boundary. Lab sample # 96P01704

Bw5—108 to 132 centimeters (42.5 to 52.0 inches); dark gray (10YR 4/1) broken face silt loam; weak fine subangular blocky structure; friable; 0.1 fine roots throughout; 0.5 very fine low-continuity tubular and fine low-continuity pores; 15 percent fine irregular noncoherent cemented brown (10YR 4/3) masses of oxidized iron throughout; 25 percent fine spherical weakly coherent cemented black (10YR 2/1) throughout; fragments; gradual wavy boundary. Lab sample # 96P01705. Few, fine thin strands of 10YR 6/2 shell fragments.

Bw6—132 to 160 centimeters (52.0 to 63.0 inches); dark gray (2.5Y 4/1) broken face silt loam; weak medium subangular blocky structure; friable, slightly sticky, slightly plastic; 0.1 fine roots throughout; 0.5 fine low-continuity tubular pores; 1 percent fine spherical weakly coherent cemented iron concretions throughout and 15 percent fine irregular noncoherent cemented dark yellowish brown (10YR 4/4) masses of oxidized iron throughout; fragments; gradual wavy boundary. Lab sample # 96P01706

Bss1—160 to 185 centimeters (63.0 to 72.8 inches); dark gray (2.5Y 4/1) broken face clay; moderate medium subangular blocky structure; firm, very sticky, very plastic; 0.5 fine roots between peds; medium low-continuity and 0.5 fine low-continuity tubular pores; 25 percent distinct pressure faces throughout and 25 percent distinct slickensides (pedogenic) throughout; 15 percent fine irregular noncoherent cemented dark yellowish brown (10YR 4/4) masses of oxidized iron throughout and 15 percent fine irregular noncoherent cemented yellowish brown (10YR 5/6) masses of oxidized iron throughout; fragments; gradual wavy boundary. Lab sample # 96P01707. Few snail shells <2cm in diameter, few fine 10YR 6/2 shell fragments.; discontinuous - phpvsfiid 1130193; discontinuous - phpvsfiid 1130194; discontinuous - phpvsfiid 1130193; discontinuous - phpvsfiid 1130194

Bss2—185 to 200 centimeters (72.8 to 78.7 inches); olive gray (5Y 5/2) broken face clay; moderate medium subangular blocky structure; firm, very sticky, very plastic; 0.1 fine roots throughout; 25 percent distinct slickensides (pedogenic) throughout and 25 percent distinct pressure faces throughout; 15 percent fine irregular noncoherent cemented yellowish brown (10YR 5/6) masses of oxidized iron throughout; fragments. Lab sample # 96P01708. discontinuous - phpvsfiid 1130195; discontinuous - phpvsfiid 1130196; discontinuous - phpvsfiid 1130195; discontinuous - phpvsfiid 1130196