IDENTIFIERS

Current Taxon Name (Soil Name): Parsons

OSD

Series Extent

User Site ID: S2012OK035002

User Pedon ID: S2012OK035002

User Site Association ID: MLRA 112 - Natric Project

Lab Information:

Certified Lab Pedon Description - no

Lab Source ID - SSL

Lab Pedon # - 13N0440

NCSS Pedon Lab Data NASIS Record ID - 72998

Print Date: 12/4/2024

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: 36.6023083

Std. Longitude: -95.2433278

Datum: WGS84

Location Description: S 35, T 25N, R 19E

Map Unit: PaA—Parsons silt loam, 0 to 1 percent slopes

State: Oklahoma

County: OK035—Craig

MLRA: 112—Cherokee Prairies

Non-MLRA Soil Survey Area: OK035—Craig County, Oklahoma

7.5 Minute USGS Quad: 36095-E2—Big Cabin, Oklahoma

PEDON

Describers Name: G. Campbell, JR Perkins

Current Taxonomic Class: Fine, mixed, active, thermic Mollic Albaqualfs

Current Taxon Kind: series

Pedon Type: TUD pedon

Pedon Purpose: soil survey inventory

Pedon Record Orgin: NASIS

Sampled As Information:

Soil Name - Parsons

Taxonomic Class - Fine, mixed, active, thermic Mollic Albaqualfs

Taxon Kind - series

PSC - 31 to 81 cm.

Classificaton Date - 8/30/2012

Soil Taxonomic Edition - eleventh edition

Moisture Class - udic

Moisture SUBClass - aquic

Dynamic Soil Properties:

Pedoderm Loose Cover Indicator - no

Hydric: no

SITE

Parent Material: silty loess over clayey residuum weathered from shale

Landscape: plains

Landform: paleoterrace

Hill Slope Profile: shoulder

Slope Complexity: simple

Slope Shape Across: linear

Slope Shape Down: linear

Drainage Class: somewhat poorly

Geology: Cherokee Group formation of the Pennsylvanian group.

Surface Fragments:

Benchmark Soil?: yes

VEGETATION

SITE OBSERVATION

Observation Date: 7/12/2012 (actual site observation date)

Data Collector: G. Campbell, JR Perkins

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

Pedon Diagnostic Features
Feature Kind	Feature Depth L-H	Feature Thickness L-RV-H
	cm
ochric epipedon redox concentrations argillic horizon redox depletions with chroma 2 or less slickensides reduced matrix gypsum accumulations	0—31 17—186 31—186 57—86 57—186 86—186 86—155	—- —- —- —- —- —- —-

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	—	—	207	—	10	—	—	—	—	—	—	—	—	—	—	—	—	—	—

Ap—0 to 17 centimeters (0.0 to 6.7 inches); very dark grayish brown (10YR 3/2) silt loam; moderate fine granular structure; friable; many (10.0) fine roots throughout; many (10.0) fine interstitial pores; fragments; clear smooth boundary. Lab sample # 13N01830

BE—17 to 31 centimeters (6.7 to 12.2 inches); dark grayish brown (10YR 4/2) silt loam; weak fine subangular blocky structure; friable; common (3.0) fine roots throughout; common (3.0) fine tubular pores; 1 percent fine prominent yellowish brown (10YR 5/6) masses of oxidized iron; fragments; abrupt wavy boundary. Lab sample # 13N01831

Bt1—31 to 57 centimeters (12.2 to 22.4 inches); brown (10YR 4/3) silty clay; moderate medium prismatic parts to moderate medium subangular blocky structure; very firm; few (0.5) fine roots throughout; common (3.0) fine tubular pores; 30 percent distinct very dark grayish brown (10YR 3/2) clay films on vertical faces of peds; 10 percent fine prominent yellowish red (5YR 4/6) masses of oxidized iron; fragments; gradual smooth boundary. Lab sample # 13N01832

Bt2—57 to 86 centimeters (22.4 to 33.9 inches); dark yellowish brown (10YR 4/4) silty clay; moderate coarse prismatic parts to moderate medium subangular blocky structure; very firm; few (0.5) fine roots throughout; common (3.0) fine tubular pores; 5 percent slickensides (pedogenic) on top faces of peds and 30 percent distinct gray (10YR 5/1) clay films on vertical faces of peds; 1 percent fine black (10YR 2/1) iron-manganese concretions and 10 percent fine prominent yellowish red (5YR 4/6) masses of oxidized iron and 20 percent medium prominent grayish brown (10YR 5/2) masses of reduced iron; fragments; clear smooth boundary. Lab sample # 13N01833

Btg1—86 to 129 centimeters (33.9 to 50.8 inches); gray (10YR 5/1) silty clay; moderate coarse prismatic parts to moderate medium subangular blocky structure; very firm; few (0.5) fine roots throughout; common (3.0) fine tubular pores; 5 percent slickensides (pedogenic) on top faces of peds and 30 percent distinct dark gray (10YR 4/1) clay films on vertical faces of peds; 5 percent medium black (10YR 2/1) iron-manganese masses and 20 percent coarse prominent yellowish brown (10YR 5/6) masses of oxidized iron; 5 percent fine gypsum crystals, unspecified throughout; fragments; gradual smooth boundary.

Btg2—129 to 155 centimeters (50.8 to 61.0 inches); silty clay; moderate coarse prismatic parts to moderate medium subangular blocky structure; very firm; common (3.0) fine tubular pores; 5 percent slickensides (pedogenic) on top faces of peds and 30 percent distinct dark gray (10YR 4/1) clay films on vertical faces of peds; 5 percent medium black (10YR 2/1) iron-manganese masses and 20 percent coarse prominent strong brown (7.5YR 5/6) masses of oxidized iron; 20 percent coarse gypsum crystal clusters throughout; fragments; gradual smooth boundary.

Btg3—155 to 186 centimeters (61.0 to 73.2 inches); gray (10YR 6/1) silty clay; weak coarse prismatic parts to weak medium subangular blocky structure; very firm; common (3.0) fine tubular pores; 2 percent slickensides (pedogenic) on top faces of peds and 15 percent distinct dark gray (10YR 4/1) clay films on vertical faces of peds; 2 percent medium black (10YR 2/1) iron-manganese masses and 25 percent coarse prominent yellowish brown (10YR 5/6) masses of oxidized iron; fragments. Lab sample # 13N01836