IDENTIFIERS
Current Taxon Name (Soil Name):
Grant
OSD
Series Extent
User Site ID:
S1987OK051002
User Pedon ID:
87OK051002
Lab Information:
Certified Lab Pedon Description -
no
Lab Source ID -
SSL
Lab Pedon # -
87P0445
NCSS Pedon Lab Data NASIS Record ID -
59740
Print Date:
11/24/2024
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:
35.0819435
Std. Longitude:
-97.7922211
Datum:
WGS84
Township:
7N
Range:
6W
Section:
13
PLSS Details:
640 meters S and 122 meters E of the NW corner
Location Description:
Grady County, OK. Grant eroded R7 Porter Site.
Country:
US—United States
State:
Oklahoma
County:
OK051—Grady
MLRA:
80A—Central Rolling Red Prairies
Regional Office:
SC—South Central
MLRA Soil Survey Area:
SC-STW—Stillwater, Oklahoma
PEDON
Describers Name:
Bob Bourleir, Gordon Moebius
Current Taxonomic Class:
Fine-silty, mixed, superactive, thermic Udic Argiustolls
Current Taxon Kind:
taxadjunct
Pedon Purpose:
full pedon description
Pedon Record Orgin:
Converted from SSL-CMS data
Pedon #:
2
Correlated Information:
Soil Name -
Grant
Classificaton Date -
7/11/2007
Moisture Class -
udic
Moisture Subclass -
udic
Sampled As Information:
Soil Name -
Grant
Taxonomic Class -
Fine-silty, mixed, thermic Udic Argiustoll
Taxon Kind -
series
Classificaton Date -
5/1/1987
Moisture Class -
ustic
Moisture SUBClass -
udic
Dynamic Soil Properties:
Erosion Class -
3
Pedoderm Loose Cover Indicator -
no
Hydric:
no
SITE
Landscape:
hills
Landform:
hillside or mountainside
Hill Slope Profile:
footslope
Slope Position:
lower third
Slope Shape Down:
linear
Runoff:
high
Drainage Class:
well
Surface Fragments:
Benchmark Soil?:
no
VEGETATION
SITE OBSERVATION
Observation Date:
5/1/1987 (actual site observation date)
Surface Cover Properties:
Site Obs. Cover Kind 1 -
grass/herbaceous 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
mollic epipedon
argillic horizon
0—33
52—140
—-
—-
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
5
—
—
369
—
90
80
—
—
—
—
—
—
—
—
—
—
—
—
—
1Ap—0 to 10 centimeters (0.0 to 3.9 inches); reddish brown (5YR 5/3) exterior, dark reddish brown (5YR 3/3) crushed, moist; very fine sandy loam; weak medium platy structure; slightly hard, very friable, nonsticky, slightly plastic; 5.5 very fine and fine roots and 2.5 fine roots; 2.5 very fine interstitial and tubular pores; fragments; clear smooth boundary. Lab sample # 87P02313. many very fine and fine roots; common fine roots
1Apd1—10 to 20 centimeters (3.9 to 7.9 inches); reddish brown (5YR 4/3) crushed, dark reddish brown (5YR 3/2) crushed, moist; loam; weak coarse platy, and weak coarse prismatic structure; very hard, friable, slightly sticky, slightly plastic; 2.5 very fine roots; 0.5 very fine interstitial and tubular pores; fragments; clear smooth boundary. Lab sample # 87P02314. common very fine roots
1Apd2—20 to 33 centimeters (7.9 to 13.0 inches); reddish brown (5YR 5/4) exterior, reddish brown (5YR 4/3) exterior, moist; loam; weak coarse prismatic, and weak very coarse platy structure; very hard, friable, slightly sticky, slightly plastic; 2.5 very fine roots and 0.5 fine roots; 2.5 very fine interstitial and tubular and 0.5 fine interstitial and tubular pores; fragments; clear smooth boundary. Lab sample # 87P02315. common very fine roots; few fine roots
1BA—33 to 52 centimeters (13.0 to 20.5 inches); yellowish red (5YR 4/6) exterior, reddish brown (5YR 4/4) exterior, moist; clay loam; weak coarse prismatic, and weak medium granular structure; very hard, firm, moderately sticky, moderately plastic; 5.5 very fine roots; 2.5 very fine interstitial and tubular and 0.5 fine interstitial and tubular pores; 2 percent faint clay films on faces of peds; 1 percent fine spherical iron-manganese concretions; fragments; clear smooth boundary. Lab sample # 87P02316. few fine iron-manganese concretions concentrations; very few clay films surface features on faces of peds; many very fine roots; patchy - phpvsfiid 221880; patchy - phpvsfiid 221880
1Bt1—52 to 70 centimeters (20.5 to 27.6 inches); yellowish red (5YR 4/6) exterior, reddish brown (5YR 4/4) exterior, moist; clay loam; weak medium prismatic, and moderate medium granular structure; very hard, firm, moderately sticky, moderately plastic; 2.5 very fine roots; 2.5 very fine interstitial and tubular and 0.5 medium interstitial and tubular pores; 37 percent faint clay films on faces of peds; 1 percent fine spherical iron-manganese concretions; fragments; clear smooth boundary. Lab sample # 87P02317. few fine iron-manganese concretions concentrations; common clay films surface features on faces of peds; common very fine roots; patchy - phpvsfiid 221881; patchy - phpvsfiid 221881
1Bt2—70 to 92 centimeters (27.6 to 36.2 inches); yellowish red (5YR 5/6) exterior, yellowish red (5YR 4/6) exterior, moist; silty clay loam; 1 percent red (2.5YR 4/6) fine faint and 1 percent pale brown (10YR 6/3) fine distinct mottles; weak medium prismatic, and weak coarse subangular blocky structure; very hard, firm, moderately sticky, moderately plastic; 2.5 very fine roots; 2.5 very fine interstitial and tubular and 0.5 medium interstitial and tubular pores; 55 percent faint clay films on faces of peds; 11 percent fine spherical iron-manganese concretions; fragments; clear smooth boundary. Lab sample # 87P02318. common fine iron-manganese concretions concentrations; many clay films surface features on faces of peds; common very fine roots; few fine faint 2.5YR46 mottles; few fine distinct 10YR63 mottles; discontinuous - phpvsfiid 221882; discontinuous - phpvsfiid 221882
1Bt3—92 to 116 centimeters (36.2 to 45.7 inches); reddish brown (2.5YR 5/4) exterior, reddish brown (2.5YR 4/4) exterior, moist; silty clay loam; 1 percent red (2.5YR 4/6) fine faint and 1 percent pale brown (10YR 6/3) fine distinct mottles; weak medium prismatic, and moderate medium angular blocky structure; very hard, firm, moderately sticky, moderately plastic; 0.5 very fine roots; 55 percent faint clay films on faces of peds; 11 percent fine spherical iron-manganese concretions; fragments; clear smooth boundary. Lab sample # 87P02319. common fine iron-manganese concretions concentrations; many clay films surface features on faces of peds; few very fine roots; few fine faint 2.5YR46 mottles; few fine distinct 10YR63 mottles; continuous - phpvsfiid 221883; continuous - phpvsfiid 221883
1Bt4—116 to 140 centimeters (45.7 to 55.1 inches); red (2.5YR 5/6) exterior, red (2.5YR 4/6) exterior, moist; clay loam; 1 percent red (2.5YR 4/6) fine faint and 1 percent pale brown (10YR 6/3) fine distinct mottles; moderate medium angular blocky structure; very hard, firm, moderately sticky, moderately plastic; 0.5 very fine roots; 55 percent faint clay films on faces of peds; 11 percent fine spherical iron-manganese concretions; fragments; clear wavy boundary. Lab sample # 87P02320. common fine iron-manganese concretions concentrations; many clay films surface features on faces of peds; few very fine roots; few fine faint 2.5YR46 mottles; few fine distinct 10YR63 mottles; discontinuous - phpvsfiid 221884; discontinuous - phpvsfiid 221884
1Cr—140 to 163 centimeters (55.1 to 64.2 inches);, dark red (2.5YR 3/6) interior, moist; 11 percent light gray (2.5Y 7/2) coarse distinct and 11 percent dark yellowish brown (10YR 4/6) medium faint mottles; fragments. Lab sample # 87P02321. Silty shale.; common coarse distinct 2.5Y72 mottles; common medium faint 10YR46 mottles