IDENTIFIERS

Current Taxon Name (Soil Name): Opolis

OSD

Series Extent

User Site ID: 2005MO011025

User Pedon ID: 2005MO011025

Vegetation Plot ID: 2005MO011025

Lab Information:

Certified Lab Pedon Description - no

Lab Source ID - MCL

Lab Pedon # - M0501125

NCSS Pedon Lab Data NASIS Record ID - 27471

Print Date: 11/21/2024

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: 37.5109722

Std. Longitude: -94.5428056

Datum: WGS84

Township: T32N

Range: R33W

Section: 22

Map Unit: 40111—Hepler silt loam, 0 to 3 percent slopes, frequently flooded

Country: US—United States

State: Missouri

County: MO011—Barton

MLRA: 112—Cherokee Prairies

Non-MLRA Soil Survey Area: MO011—Barton County, Missouri

7.5 Minute USGS Quad: 37094-E5—Liberal, Missouri

PEDON

Describers Name: J.R. Perkins

Current Taxonomic Class: Fine, mixed, active, thermic Albaquic Hapludalfs

Current Taxon Kind: series

Pedon Type: classifies to current taxon name, full description

Pedon Purpose: full pedon description

Pedon Record Orgin: NASIS

Correlated Information:

Soil Name - Opolis

PSC - 51 to 101 cm.

Classificaton Date - 4/1/2011

Soil Taxonomic Edition - ninth edition

Moisture Subclass - udic

Sampled As Information:

Soil Name - Opolis

Classificaton Date - 9/20/2005

Dynamic Soil Properties:

Erosion Class - 1

Pedoderm Loose Cover Indicator - no

Hydric: no

Field Measured Properties: 49 percent of Control section clay

SITE

Parent Material: loess over residuum weathered from clayey shale

Geomorphic Component Hills: head slope

Slope Position: middle third

Slope Shape Across: concave

Slope Shape Down: concave

Drainage Class: moderately well

Flooding: frequent flooding for extremely brief periods

Geology: Pennsylvanian group .

Surface Fragments:

Benchmark Soil?: no

VEGETATION

SITE OBSERVATION

Observation Date: 9/20/2005 (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
ANDRO2 APFL ASER3 CHLA5 ERYU PAOB PHLA3 RHGL RUBUS SMILA2 SYOR VEVI3	Andropogon Apocynum xfloribundum [androsaemifolium x cannabinum] Aster ericoides Chasmanthium latifolium Eryngium yuccifolium Panicum obtusum Phyla lanceolata Rhus glabra Rubus Smilax Symphoricarpos orbiculatus Verbesina virginica	bluestem APOCYNUM FLORIBUNDUM — Indian woodoats button eryngo vine mesquite lanceleaf fogfruit smooth sumac blackberry greenbrier coralberry white crownbeard	— — — — — — — — — — — —	— — — — — — — — — — — —	— — — — — — — — — — — —

Pedon Diagnostic Features
Feature Kind	Feature Depth L-H	Feature Thickness L-RV-H
	cm
mollic epipedon redox concentrations albic horizon redox depletions with chroma 2 or less argillic horizon	0—20 0— 20—51 20— 51—	—- —- —- —- —-

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	—	—	291.7	—		—	—	—	—	—	—	—	—	—	—	—	—	—	—

A—0 to 20 centimeters (0.0 to 7.9 inches); very dark grayish brown (10YR 3/2) exterior silt loam; 10 percent sand; 69 percent silt; 21 percent clay; weak very fine granular structure; very friable; 5.0 very fine roots throughout; 1 percent strong brown (7.5YR 5/6), moist, iron-manganese masses and 5 percent dark red (10R 3/6), moist, masses of oxidized iron; fragments; clear smooth boundary. Lab sample # MU016606; moist when described; observed in push tube

E—20 to 51 centimeters (7.9 to 20.1 inches); 60 percent brown (10YR 5/3) exterior and 40 percent gray (10YR 5/1) exterior silt loam; 13 percent sand; 68 percent silt; 19 percent clay; weak very fine granular structure; very friable; 0.8 very fine roots throughout; 10 percent strong brown (7.5YR 5/6), moist, iron-manganese masses; fragments; clear smooth boundary. Lab sample # MU016607; moist when described; observed in push tube

2Bt1—51 to 99 centimeters (20.1 to 39.0 inches); dark yellowish brown (10YR 4/4) exterior silty clay; 7 percent sand; 41 percent silt; 52 percent clay; strong fine subangular blocky structure; very firm; 0.8 very fine roots throughout; 15 percent dark grayish brown (10YR 4/2), moist, clay films; 5 percent iron-manganese concretions and 15 percent yellowish red (5YR 4/6), moist, masses of oxidized iron; 2 percent by volume 5-20-75 millimeter chert fragments; gradual smooth boundary. Lab sample # MU016608; moist when described; observed in push tube

2Bt2—99 to 132 centimeters (39.0 to 52.0 inches); brown (10YR 4/3) exterior clay; 9 percent sand; 38 percent silt; 53 percent clay; moderate fine subangular blocky structure; very firm; 10 percent dark yellowish brown (10YR 3/4), moist, clay films; 5 percent manganese coatings between peds and 10 percent light gray (10YR 7/2), moist, iron depletions and 30 percent yellowish brown (10YR 5/6), moist, masses of oxidized iron; 2 percent by volume 5-20-75 millimeter chert fragments; abrupt smooth boundary. Lab sample # MU016609; moist when described; observed in push tube

3Btg3—132 to 203 centimeters (52.0 to 79.9 inches); 60 percent gray (10YR 6/1) exterior and 40 percent yellowish brown (10YR 5/6) exterior silty clay; 9 percent sand; 42 percent silt; 50 percent clay; weak fine subangular blocky structure; firm; 15 percent yellowish brown (10YR 5/4), moist, clay films; 5 percent dark yellowish brown (10YR 4/6), moist, iron-manganese concretions; 5 percent by volume 5-50-75 millimeter sandstone, unspecified fragments. Lab sample # MU016610; moist when described; observed in push tube