IDENTIFIERS

Current Taxon Name (Soil Name): Kirkland

OSD

Series Extent

User Site ID: S2011OK103006

User Pedon ID: S2011OK103006

Vegetation Plot ID: S11OK103006-1

Lab Information:

Certified Lab Pedon Description - yes

Lab Source ID - KSSL

Lab Pedon # - 12N7750

NCSS Pedon Lab Data NASIS Record ID - 70740

Print Date: 9/24/2024

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: 36.5694275

Std. Longitude: -97.3536682

Datum: WGS84

Township: 24N

Range: 1W

Section: 7

PLSS Details: 300 feet east and 1795 feet north of the southwest corner

Location Description: Kirkland soil series Dynamic Soil Properties project pedon Noble County, Oklahoma

Map Unit: KrdB2—Kirkland silt loam, 1 to 3 percent slopes, eroded

Country: US—United States

State: Oklahoma

County: OK103—Noble

MLRA: 80A—Central Rolling Red Prairies

Regional Office: SC—South Central

MLRA Soil Survey Area: SC-STW—Stillwater, Oklahoma

7.5 Minute USGS Quad: 36097-E3—Tonkawa SE, Oklahoma

PEDON

Describers Name: Jeremy Dennis, Steve Alspach

Current Taxonomic Class: Fine, mixed, superactive, thermic Udertic Paleustolls

Current Taxon Kind: series

Pedon Type: classifies to current taxon name, full description

Pedon Purpose: research site

Pedon Record Orgin: PedonPC

Correlated Information:

Soil Name - Kirkland

PSC - 29 to 79 cm.

Classificaton Date - 6/21/2016

Classifier - Jerry Weinheimer

Soil Taxonomic Edition - twelfth edition

Moisture Class - ustic

Moisture Subclass - udic

Sampled As Information:

Soil Name - Kirkland

Classificaton Date - 9/28/2011

Dynamic Soil Properties:

Pedoderm Loose Cover Indicator - no

Pedon Vegetation and Crop Cover Information:

Litter Cover % - 100

RaCA Information:

Soil Replicate # - 1

Rectangular Plot Line # - 1

Distance From Baseline - 1

Hydric: no

Certification Status: certified

QC Status: level 1

QA Status: level 1

SITE

Parent Material: residuum weathered from shale

Landscape: alluvial plain

Landform: paleoterrace

Geomorphic Component Terraces: tread

Slope Complexity: simple

Slope Shape Across: linear

Slope Shape Down: linear

Runoff: low

Ksat Class Upper: low

Ksat Class Lower: very low

Drainage Class: well

Flooding: none flooding

Ponding: none ponding

Surface Fragments:

Benchmark Soil?: no

RaCA Information:

RaCA Soil Group ID - 1

DSP Plot ID - R4

Plot Baseline Length - 20

Plot Width - 20

Plot/Site Set Up By - Dennis, Alspach

Rectangular Plot Line # - 1

Plot or Site Recorder - Dennis, Alspach

VEGETATION

Ecological Sites. (Click Ecological Site ID For Link to EDIT.)
Ecological Site ID	Ecological Site Name	Correlation Data	Classifier
R080AY010OK	Claypan Upland (North)

SITE OBSERVATION

Observation Date: 9/28/2011 (actual site observation date)

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

Vegetation Plot Plants
Plant Symbol	Scientific Name	National Vernacular Name	Plant Type Group	Canopy Cover %	Vegetation Stata Level
ANGE PAVI2 SPCOC2 TRFL2	Andropogon gerardii Panicum virgatum Sporobolus compositus var. compositus Tridens flavus	big bluestem switchgrass composite dropseed purpletop tridens	— — — —	— — — —	— — — —

Pedon Diagnostic Features
Feature Kind	Feature Depth L-H	Feature Thickness L-RV-H
	cm
mollic epipedon abrupt textural change argillic horizon secondary carbonates gypsum accumulations redox concentrations	0—96 28—30 29—200 62—110 96—110 152—200	—96— —2— —171— —48— —14— —48—

Pedon Soil Stability
Depth	Sample Collector	Data Collector	Test Date	First Rep	Second Rep	Third Rep	Predominant Class
cm
0 2	— —	— —	— —	class 6 class 5	class 5 class 5	class 6 class 6	class 6 class 5

Pedon Horizon Bulk Density
Horizon	Depth to Top	Depth to Bottom	Method	Data Collector	Field Moist Volume	Field Moist Sample Wt.	Air Dry Sample Wt.	Field Moist Co. Fragment Wt.	Air Dry Fragment Wt.	Fragment Density	Coarse Fragment Volume	Air Dry Subsample Wt.	Oven Dry Subsample Wt.	Grav Soil Moist % Whole Soil	Grav Soil Moist % Fine Earth	Bulk Density FM Fine Soil	Bulk Density FM Whole Soill	Bulk Density OD fINE Earth	Bulk Density OD Fine Earth	Bulk Density Satiated
	cm				cm3	g				g/cm3	cm3	g		%		g/cm3
A1 A2 Bt1	0 2 29	2 29 62	hydraulic probe hydraulic probe hydraulic probe	Jeremy Dennis, Steve Alspach Jeremy Dennis, Steve Alspach Jeremy Dennis, Steve Alspach	— — —	— — —	— — —	— — —	— — —	— — —	— — —	— — —	— — —	— — —	— — —	— — —	1.05 1.36 1.52	— — —	— — —	— — —

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	—	—	—	—		—	—	—	—	—	—	—	—	—	—	—	—	—	—

A1—0 to 2 centimeters (0.0 to 0.8 inches);, dark brown (7.5YR 3/2), moist; silt loam; 11 percent sand; 75 percent silt; 15 percent clay; weak medium granular structure; slightly hard, friable; fragments; 5 percent of Organic Carbon Lab estimate; moderately acid, pH 6.0, hellige-truog; abrupt smooth boundary. Lab sample # 12N01648

A2—2 to 29 centimeters (0.8 to 11.4 inches);, dark brown (7.5YR 3/2), moist; silt loam; 8 percent sand; 72 percent silt; 20 percent clay; fragments; 1.5 percent of Organic Carbon Lab estimate. Lab sample # 12N01649

Bt1—29 to 62 centimeters (11.4 to 24.4 inches);, very dark gray (7.5YR 3/1), moist; silty clay; 4 percent sand; 50 percent silt; 46 percent clay; moderate medium subangular blocky structure; very hard, very firm; 55 percent distinct clay films on all faces of peds; fragments; 0.8 percent of Organic Carbon Lab estimate; slightly alkaline, pH 7.5, hellige-truog; clear smooth boundary. Lab sample # 12N01650

Btk—62 to 96 centimeters (24.4 to 37.8 inches);, dark brown (7.5YR 3/2), moist; silty clay; 10 percent sand; 45 percent silt; 45 percent clay; moderate medium subangular blocky structure; hard, firm; 85 percent distinct clay films on all faces of peds; 10 percent medium gypsum masses in matrix; fragments; moderately alkaline, pH 8.0, hellige-truog; clear smooth boundary.

Btky—96 to 110 centimeters (37.8 to 43.3 inches);, dark grayish brown (10YR 4/2), moist; silty clay; 7 percent sand; 48 percent silt; 45 percent clay; moderate medium subangular blocky structure; hard, firm; 35 percent distinct clay films on all faces of peds; 3 percent medium distinct carbonate masses in matrix and 12 percent medium distinct gypsum masses in matrix; fragments; moderately alkaline, pH 8.0, hellige-truog; clear smooth boundary. discontinuous - phpvsfiid 800922; discontinuous - phpvsfiid 800922

Bt2—110 to 154 centimeters (43.3 to 60.6 inches);, strong brown (7.5YR 4/6), moist; clay; 12 percent sand; 38 percent silt; 50 percent clay; moderate medium subangular blocky structure; hard, firm; 35 percent distinct clay films on all faces of peds; 1 percent fine distinct iron-manganese masses in matrix and 1 percent medium distinct weak red (7.5R 5/2), moist, iron depletions in matrix; fragments; moderately alkaline, pH 8.0, hellige-truog; clear smooth boundary.

Bt3—154 to 200 centimeters (60.6 to 78.7 inches);, 65 percent brown (7.5YR 4/4) broken face and 35 percent greenish gray (10Y 6/1) broken face, moist; clay; 15 percent sand; 35 percent silt; 50 percent clay; 30 percent distinct clay films on all faces of peds; 5 percent medium prominent gray (7.5YR 5/1), moist, iron depletions in matrix; fragments.