IDENTIFIERS

Current Taxon Name (Soil Name): Tonti

OSD

Series Extent

User Site ID: 1991MO209113M

User Pedon ID: 1991MO209113

User Site Association ID: 8288

Transect:

User Transect ID - 91-42

Transect Stop Number - 2

Transect Interval - 200.0

Lab Information:

Certified Lab Pedon Description - no

Lab Source ID - MCL

Lab Pedon # - M9120984

Print Date: 5/19/2024

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: 36.9788306

Std. Longitude: -93.5813861

Datum: WGS84

Township: T26N

Range: R24W

Section: 8

PLSS Details: 600 feet S and 2100 feet W of the NE corner

Location Description: 600 feet south and 2100 west of the northeast corner of section 8, T. 26 N., R. 24 W.

Map Unit: 73115—Horneybuck-Tonti complex, 3 to 8 percent slopes

State: Missouri

County: MO209—Stone

MLRA: 116B—Springfield Plain

Non-MLRA Soil Survey Area: MO209—Stone County, Missouri

PEDON

Describers Name: J. Scott Eversoll

Current Taxonomic Class: Fine-loamy, siliceous, mesic Typic Fragiudults

Current Taxon Kind: series

Pedon Type: classifies to current taxon name, full description

Pedon Purpose: laboratory sampling site

Pedon Record Orgin: Converted from PDP 3.x

Correlated Information:

Soil Name - Tonti

PSC - 25 to 74 cm.

Classificaton Date - 4/18/2012

Moisture Class - udic

Sampled As Information:

Soil Name - Tonti

Taxon Kind - series

Classificaton Date - 11/17/1991

Dynamic Soil Properties:

Pedoderm Loose Cover Indicator - no

Hydric: no

SITE

Parent Material: slope alluvium and/or residuum weathered from cherty limestone

Landscape: karstland

Landform: ridge

Geomorphic Component Hills: head slope

Hill Slope Profile: backslope

Slope Shape Across: linear

Slope Shape Down: concave

Drainage Class: moderately well

Surface Fragments: 0.00 percent

Benchmark Soil?: no

VEGETATION

SITE OBSERVATION

Observation Date: 11/17/1991 (actual site observation date)

Air Photo ID: AS 1

Surface Cover Properties:

Site Obs. Cover Kind 1 - grass/herbaceous cover

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 argillic horizon mottles with chroma 2 or less fragipan	0—25 25—160 58—94 74—94	—- —- —- —-

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	—	—	427	—	225	—	—	—	—	—	—	—	—	—	—	—	—	—	—

Ap—0 to 8 centimeters (0.0 to 3.1 inches); dark brown (10YR 3/3) silt loam; weak fine granular structure; friable; 10.0 very fine and fine roots throughout; fragments; slightly acid, pH 6.3, hellige-truog; abrupt smooth boundary. Lab sample # MU043986

E—8 to 25 centimeters (3.1 to 9.8 inches); brown (10YR 4/3) silt loam; weak thin platy, and weak very fine subangular blocky structure; friable; 3.0 very fine and fine roots throughout; 27 percent distinct dark brown (10YR 3/3) organic stains on faces of peds; 1 percent fine dark concretions; fragments; slightly acid, pH 6.2, hellige-truog; clear smooth boundary. Lab sample # MU043987

Bt1—25 to 46 centimeters (9.8 to 18.1 inches); dark yellowish brown (10YR 4/6) silt loam; weak very fine and fine subangular blocky structure; friable; 1.0 very fine and fine roots throughout; 6 percent distinct brown (10YR 4/3) organic stains on faces of peds and 6 percent faint clay films on faces of peds; 1 percent fine dark concretions; 2 percent by volume subrounded 2-39-75 millimeter limestone, cherty fragments; moderately acid, pH 5.6, hellige-truog; clear smooth boundary. Lab sample # MU043988

Bt2—46 to 58 centimeters (18.1 to 22.8 inches); dark yellowish brown (10YR 4/6) gravelly silty clay loam; 1 percent brown (10YR 5/3) fine mottles; moderate very fine subangular blocky structure; friable; 1.0 fine roots throughout; 10 percent faint clay films on faces of peds; 20 percent by volume subrounded 2-39-75 millimeter limestone, cherty fragments; extremely acid, pH 4.4, hellige-truog; clear smooth boundary. Lab sample # MU043989

2Bt3—58 to 74 centimeters (22.8 to 29.1 inches); yellowish brown (10YR 5/8) extremely gravelly silt loam; 25 percent light brownish gray (10YR 6/2) medium mottles; weak very fine subangular blocky structure; friable; 1.0 fine roots throughout; 6 percent distinct dark yellowish brown (10YR 4/6) clay films on faces of peds and 6 percent prominent dark grayish brown (10YR 4/2) coats on faces of peds and 6 percent faint clay films on faces of peds; 65 percent by volume subrounded 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.5, hellige-truog; abrupt wavy boundary. Lab sample # MU043990

2Btx—74 to 94 centimeters (29.1 to 37.0 inches); yellowish brown (10YR 5/8) and light brownish gray (10YR 6/2) extremely gravelly silt loam; moderate very fine subangular blocky structure; hard; brittle; 6 percent faint clay films on faces of peds; 75 percent by volume subrounded 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.5, hellige-truog; abrupt wavy boundary. Lab sample # MU043991. 70% brittleness

3Bt4—94 to 160 centimeters (37.0 to 63.0 inches); dark red (2.5YR 3/6) very gravelly clay; 1 percent dark yellowish brown (10YR 4/6) fine mottles; moderate very fine and fine subangular blocky structure; firm; 6 percent prominent dark brown (10YR 3/3) organic stains on faces of peds and 6 percent prominent strong brown (7.5YR 5/6) coats on faces of peds and 66 percent faint clay films on faces of peds; 25 percent by volume subangular 75-162-250 millimeter limestone, cherty fragments and 30 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; extremely acid, pH 4.3, hellige-truog. Lab sample # MU043992