IDENTIFIERS

Current Taxon Name (Soil Name): Kirkland

OSD

Series Extent

User Site ID: 88OK109003

User Pedon ID: 88OK109003

Lab Information:

Certified Lab Pedon Description - no

Lab Source ID - KSSL

Lab Pedon # - 88P0708

NCSS Pedon Lab Data NASIS Record ID - 60826

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: 35.6866684

Std. Longitude: -97.6191635

Datum: WGS84

Township: 14N

Range: 4W

Section: 15

PLSS Details: About 1750 feet north and 360 feet East from Southwest Corner

Map Unit: KrdA—Kirkland silt loam, 0 to 1 percent slopes

State: Oklahoma

County: OK109—Oklahoma

MLRA: 80A—Central Rolling Red Prairies

Non-MLRA Soil Survey Area: OK109—Oklahoma County, Oklahoma

7.5 Minute USGS Quad: 35097-F5—Bethany NE, Oklahoma

PEDON

Describers Name: Bob G. Bourlier, Gordon Moebius, Everette Cole

Current Taxonomic Class: Fine, mixed Udertic Paleustolls

Current Taxon Kind: series

Pedon Type: representative pedon for component

Pedon Purpose: full pedon description

Pedon Record Orgin: Oklahoma Soil Staff

Correlated Information:

Soil Name - Kirkland

PSC - 30 to 80 cm.

Classificaton Date - 6/21/2011

Soil Taxonomic Edition - eighth edition

Moisture Class - ustic

Moisture Subclass - udic

Sampled As Information:

Soil Name - Kirkland

Classificaton Date - 5/11/1988

Dynamic Soil Properties:

Erosion Class - 0

Pedoderm Loose Cover Indicator - no

Hydric: no

QC Status: level 1

QA Status: level 1

SITE

Parent Material: clayey alluvium and/or clayey residuum

Landscape: upland

Landform: plain on paleoterrace

Hill Slope Profile: summit

Slope Shape Across: linear

Slope Shape Down: convex

Runoff: low

Drainage Class: well

Flooding: none flooding

Ponding: none ponding

Bedrock: shale, unspecified

Surface Fragments:

Benchmark Soil?: no

VEGETATION

SITE OBSERVATION

Observation Date: 5/11/1988 (actual site observation date)

Air Photo ID: 2-SW

Plant Association Name: R080AY010OK Claypan Prairie

Surface Cover Properties:

Site Obs. Cover Kind 1 - grass/herbaceous cover

Site Obs. Cover Kind 2 - rangeland, grassland

Pedoderm Loose Cover Indicator - no

Drained? - no

Bedded Soil? - no

Forest Plantation? - no

Site Erosion Accelerated: wind and water erosion

Pedon Diagnostic Features
Feature Kind	Feature Depth L-H	Feature Thickness L-RV-H
	cm
mollic epipedon argillic horizon	0—84 30—221	—- —-

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	—	—	329	—	90	864	—	—	15.6	26.7	3.9	16.7	27.8	5	—	—	72357	National Severe Storms Laboratory, Norman Ok.	Official U.S.

A1—0 to 25 centimeters (0.0 to 9.8 inches); dark grayish brown (10YR 4/2), very dark brown (10YR 2/2), moist; silt loam; 18 percent sand; 66 percent silt; 17 percent clay; weak very coarse platy parts to moderate very fine granular structure; hard when dry, friable; 6.0 very fine roots and 0.5 fine roots throughout; fragments; percent of Organic Carbon Lab estimate; noneffervescent, by hcl, 1n; neutral, pH 6.8, hellige-truog; clear smooth boundary. Lab sample # 88P3773S; observed in pit, small

A2—25 to 30 centimeters (9.8 to 11.8 inches); grayish brown (10YR 5/2), very dark grayish brown (10YR 3/2), moist; silt loam; 18 percent sand; 59 percent silt; 23 percent clay; moderate very fine granular structure; hard when dry, friable; 6.0 very fine roots and 0.5 fine roots throughout; fragments; percent of Organic Carbon Lab estimate; noneffervescent, by hcl, 1n; neutral, pH 6.9, hellige-truog; abrupt smooth boundary. Lab sample # 88P3774S; observed in pit, small

Bt1—30 to 61 centimeters (11.8 to 24.0 inches); very dark grayish brown (10YR 3/2), very dark brown (10YR 2/2), moist; silty clay; 8 percent sand; 49 percent silt; 44 percent clay; moderate medium prismatic parts to moderate medium angular blocky structure; extremely hard, very firm; 6.0 very fine roots and 0.5 fine roots throughout; 1 percent distinct black stains on faces of peds and 30 percent distinct clay films on faces of peds; fragments; percent of Organic Carbon Lab estimate; noneffervescent, by hcl, 1n; slightly alkaline, pH 7.5, hellige-truog; gradual smooth boundary. Lab sample # 88P3775S; observed in pit, small. discontinuous - phpvsfiid 93797; discontinuous - phpvsfiid 93801; discontinuous - phpvsfiid 93797; discontinuous - phpvsfiid 93801

Bt2—61 to 84 centimeters (24.0 to 33.1 inches); dark grayish brown (10YR 4/2), very dark grayish brown (10YR 3/2), moist; silty clay; 9 percent sand; 53 percent silt; 38 percent clay; moderate medium prismatic parts to moderate medium angular blocky structure; extremely hard, very firm; 6.0 very fine roots throughout; 30 percent distinct clay films on faces of peds; fragments; percent of Organic Carbon Lab estimate; slight effervescence, by hcl, 1n; moderately alkaline, pH 8.4, hellige-truog; clear smooth boundary. Lab sample # 88P3776S; observed in pit, small. discontinuous - phpvsfiid 93798; discontinuous - phpvsfiid 93798

Btky1—84 to 112 centimeters (33.1 to 44.1 inches); brown (10YR 5/3), brown (10YR 4/3), moist; silty clay; 8 percent sand; 55 percent silt; 37 percent clay; weak medium prismatic parts to weak medium angular blocky structure; extremely hard, very firm; 4.0 very fine roots throughout; 30 percent distinct clay films on faces of peds; 1 percent fine carbonate masses throughout and 4 percent fine gypsum crystals, unspecified throughout; fragments; percent of Organic Carbon Lab estimate; slight effervescence, by hcl, 1n; moderately alkaline, pH 7.9, hellige-truog; clear smooth boundary. Lab sample # 88P3777S; observed in pit, small. discontinuous - phpvsfiid 93799; discontinuous - phpvsfiid 93799

Btky2—112 to 160 centimeters (44.1 to 63.0 inches); brown (10YR 5/3), brown (10YR 4/3), moist; silty clay; 17 percent sand; 46 percent silt; 37 percent clay; dark grayish brown (10YR 4/2) and dark yellowish brown (10YR 4/6) and 1 percent grayish brown (10YR 5/2) fine distinct and 4 percent yellowish brown (10YR 5/6) medium distinct mottles; weak coarse prismatic parts to weak medium angular blocky structure; extremely hard, very firm; 0.5 very fine roots throughout; 30 percent distinct clay films on faces of peds; 1 percent fine iron-manganese concretions throughout; 1 percent fine carbonate masses throughout and 25 percent fine gypsum crystals, unspecified throughout; , 2 percent by weight nonflat subrounded strongly coherent cemented 2-4-5 millimeter sandstone, unspecified fragments observed by weighed method; percent of Organic Carbon Lab estimate; slight effervescence, by hcl, 1n; slightly alkaline, pH 7.8, hellige-truog; gradual smooth boundary. Lab sample # 88P3778S; observed in pit, small. discontinuous - phpvsfiid 93800; discontinuous - phpvsfiid 93800

Btk1—160 to 183 centimeters (63.0 to 72.0 inches); clay loam; 20 percent sand; 42 percent silt; 38 percent clay; strong brown (7.5YR 4/6) and dark grayish brown (10YR 4/2) and 50 percent strong brown (7.5YR 5/6) coarse distinct and 50 percent grayish brown (10YR 5/2) coarse distinct mottles; weak medium subangular blocky structure; very hard, very firm; 0.5 very fine roots throughout; 30 percent distinct clay films on faces of peds; 1 percent fine iron-manganese concretions throughout; 1 percent fine carbonate threads throughout; , 1 percent by weight nonflat subrounded strongly coherent cemented 2-4-5 millimeter sandstone, unspecified fragments observed by weighed method; percent of Organic Carbon Lab estimate; slight effervescence, by hcl, 1n; moderately alkaline, pH 8.0, hellige-truog; clear smooth boundary. Lab sample # 88P3779S; observed in pit, small. patchy - phpvsfiid 93785; patchy - phpvsfiid 93785

Btk2—183 to 221 centimeters (72.0 to 87.0 inches); reddish yellow (5YR 6/6), yellowish red (5YR 5/6), moist; clay loam; 29 percent sand; 36 percent silt; 34 percent clay; weak medium subangular blocky structure; very hard, very firm; 0.5 very fine roots throughout; 30 percent distinct clay films on faces of peds; 1 percent fine carbonate threads throughout; fragments; percent of Organic Carbon Lab estimate; slight effervescence, by hcl, 1n; moderately alkaline, pH 8.1, hellige-truog; clear wavy boundary. Lab sample # 88P3780S; observed in pit, small. patchy - phpvsfiid 93786; patchy - phpvsfiid 93786

2C—221 to 259 centimeters (87.0 to 102.0 inches); red (2.5YR 5/6), red (2.5YR 4/6), moist; stratified stratified sandy clay loam to silty clay loam; massive; hard when dry, friable; 1 percent fine carbonate concretions throughout; 10 percent by volume nonflat subrounded indurated 2-35-75 millimeter mixed fragments observed by visual inspection method; percent of Organic Carbon Lab estimate; strong effervescence, by hcl, 1n; strongly alkaline, pH 8.5, hellige-truog. Lab sample # 88P3781S; observed in pit, small