IDENTIFIERS
Current Taxon Name (Soil Name):
Commerce
OSD
Series Extent
User Site ID:
S1963LA107001
User Pedon ID:
S1963LA107001
Lab Information:
Certified Lab Pedon Description -
no
Lab Source ID -
SSL
Lab Pedon # -
40A1338
NCSS Pedon Lab Data NASIS Record ID -
34946
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:
31.9527779
Std. Longitude:
-91.2344437
Datum:
WGS84
Township:
11N
Range:
12E
Section:
35
PLSS Details:
1050 feet E of old Hwy 65, 1200 feet NE of Experiment Station Office, NE 1/4, NW 1/4
Location Description:
about 2 miles N of St. Joseph on Northeast Louisiana Agricultural Experiment Station.
State:
Louisiana
County:
LA107—Tensas
MLRA:
131—Southern Mississippi Valley Alluvium
Regional Office:
7—Auburn, AL
Non-MLRA Soil Survey Area:
LA107—Tensas Parish, Louisiana
PEDON
Describers Name:
James DeMent, J.L. Walker, Don A. Brown, Ronald Phillips, David F. Slusher, and Tracey Weems
Current Taxonomic Class:
Fine-silty, mixed, superactive, nonacid, thermic Aeric Fluvaquents
Current Taxon Kind:
series
Pedon Record Orgin:
Converted from PDP 3.x
Pedon #:
1
Correlated Information:
Soil Name -
Commerce
PSC -
25 to 100 cm.
Classificaton Date -
7/23/2007
Moisture Class -
aquic
Moisture Subclass -
aeric
Sampled As Information:
Soil Name -
Commerce
Classificaton Date -
10/28/1963
Dynamic Soil Properties:
Pedoderm Loose Cover Indicator -
no
Hydric:
no
SITE
Landform:
flood plain
Slope Shape Down:
convex
Runoff:
low
Drainage Class:
somewhat poorly
Surface Fragments:
Benchmark Soil?:
no
VEGETATION
SITE OBSERVATION
Observation Date:
10/28/1963 (actual site observation date)
Surface Cover Properties:
Pedoderm Loose Cover Indicator -
no
Drained? -
no
Bedded Soil? -
no
Forest Plantation? -
no
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
—
—
—
—
270
1321
—
—
19
—
—
—
—
—
—
—
—
—
—
Ap1—0 to 15 centimeters (0.0 to 5.9 inches); dark grayish brown (10YR 4/2), light brownish gray (10YR 6/2), dry; silt loam; weak very fine granular structure; friable; 0.5 roots; fragments; slightly acid, pH 6.3, unspecified; abrupt smooth boundary. Lab sample # 40A10188
Ap2—15 to 25 centimeters (5.9 to 9.8 inches); dark grayish brown (10YR 4/2), light brownish gray (10YR 6/2), dry; silt loam; massive, and weak coarse platy; hard, firm; 0.5 roots; 10 percent fine dark brown (10YR 3/3) masses of dark accumulation; fragments; moderately acid, pH 5.8, unspecified; abrupt smooth boundary. Lab sample # 40A10189
B2g—25 to 48 centimeters (9.8 to 18.9 inches); very dark grayish brown (10YR 3/2), dark grayish brown (10YR 4/2), dry; silty clay loam; 1 percent very dark grayish brown (10YR 3/2) fine faint and 10 percent dark yellowish brown (10YR 3/4) fine faint mottles; moderate fine and medium subangular blocky structure; firm; 0.5 roots; 0.5 fine pores; fragments; neutral, pH 6.9, unspecified; clear smooth boundary. Lab sample # 40A10190. dark grayish brown (10YR 4/2) inside peds.
B3g—48 to 64 centimeters (18.9 to 25.2 inches); dark grayish brown (10YR 4/2) silt loam; 10 percent dark yellowish brown (10YR 4/4) fine distinct mottles; weak medium subangular blocky structure; friable; 0.5 roots; 3.0 fine pores; 15 percent faint very dark grayish brown (10YR 3/2) coats on faces of peds; 1 percent noncoherent cemented dark brown (10YR 3/3) dark nodules; fragments; neutral, pH 6.9, unspecified; gradual smooth boundary. Lab sample # 40A10191. patchy - phpvsfiid 175089; patchy - phpvsfiid 175089
C1g—64 to 81 centimeters (25.2 to 31.9 inches); grayish brown (10YR 5/2) silt loam; 10 percent dark yellowish brown (10YR 3/4) fine distinct mottles; weak coarse subangular blocky structure; friable; 0.5 roots; 1 percent noncoherent cemented dark brown (10YR 3/3) dark nodules; fragments; moderately alkaline, pH 8.1, unspecified; clear smooth boundary. Lab sample # 40A10192. noncalcareous.
A1b1—81 to 91 centimeters (31.9 to 35.8 inches); dark gray (10YR 4/1) and dark grayish brown (10YR 4/2) silt loam; 10 percent dark yellowish brown (10YR 3/4) fine distinct mottles; moderate medium subangular blocky structure; firm; 3.0 fine pores; 1 percent noncoherent cemented dark brown (10YR 3/3) dark nodules; fragments; moderately alkaline, pH 8.1, unspecified; clear smooth boundary. Lab sample # 40A10193. gray to grayish brown (10YR 5/1 to 5/2) inside peds; noncalcareous.
C2g—91 to 112 centimeters (35.8 to 44.1 inches); grayish brown (10YR 5/2) silt loam; 10 percent dark yellowish brown (10YR 3/4) fine distinct mottles; massive; friable; 0.5 fine pores; 1 percent fine noncoherent cemented dark brown (10YR 3/3) dark nodules; fragments; moderately alkaline, pH 8.1, unspecified; gradual smooth boundary. Lab sample # 40A10194. finely banded faint color striations 1-2 mm thick are evident throughout; some horizontal cleavage; noncalcareous.
C3g—112 to 137 centimeters (44.1 to 53.9 inches); grayish brown (10YR 5/2) silt loam; 10 percent dark yellowish brown (10YR 3/4) fine distinct mottles; massive; friable; 1 percent fine noncoherent cemented dark brown (10YR 3/3) dark nodules; fragments; moderately alkaline, pH 8.1, unspecified; abrupt smooth boundary. Lab sample # 40A10195. finely banded faint color striations 1-2 mm thick are evident throughout; some horizontal cleavage; noncalcareous.
A1b2—137 to 152 centimeters (53.9 to 59.8 inches); dark gray (10YR 4/1) silty clay; 10 percent dark yellowish brown (10YR 3/4) fine distinct mottles; moderate medium subangular blocky structure; firm; 0.5 fine pores; 1 percent noncoherent cemented dark brown (10YR 3/3) dark nodules; fragments; moderately alkaline, pH 8.1, unspecified; abrupt wavy boundary. Lab sample # 40A10196. noncalcareous.
C4g—152 to 157 centimeters (59.8 to 61.8 inches); grayish brown (10YR 5/2) silt loam; 10 percent dark yellowish brown (10YR 3/4) fine distinct mottles; massive; friable; 0.5 fine pores; 1 percent noncoherent cemented dark brown (10YR 3/3) dark nodules; fragments; slightly alkaline, pH 7.6, unspecified; abrupt smooth boundary. Lab sample # 40A10197. noncalcareous.