IDENTIFIERS

Current Taxon Name (Soil Name): Tonti

OSD

Series Extent

User Site ID: 1993MO067012M

User Pedon ID: 1993MO067012

Vegetation Plot ID: 1993MO067012

User Site Association ID: 7751

Transect:

User Transect ID - 20

Transect Stop Number - 5

Transect Interval - 60.0

Lab Information:

Certified Lab Pedon Description - no

Lab Source ID - MCL

Lab Pedon # - M9306712

Print Date: 5/30/2024

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: 37.0672933

Std. Longitude: -92.8151782

Datum: WGS84

Township: T27N

Range: R17W

Section: 5

PLSS Details: 1080 feet W and 620 feet S of the NE corner

Location Description: 1080 feet west and 620 feet south of the Northeast corner of Section 5, T27N, R17W. Just south of the county line east of Highway B.

Map Unit: 73121—Scholten-Tonti complex, 3 to 8 percent slopes

State: Missouri

County: MO067—Douglas

MLRA: 116B—Springfield Plain

Non-MLRA Soil Survey Area: MO067—Douglas County, Missouri

PEDON

Describers Name: GAL and WM

Current Taxonomic Class: Fine-loamy, mixed Typic Fragiudults

Current Taxon Kind: series

Pedon Type: within range of map unit

Pedon Purpose: laboratory sampling site

Pedon Record Orgin: Converted from PDP 3.x

Correlated Information:

Soil Name - Tonti

PSC - 18 to 46 cm.

Classificaton Date - 4/18/2012

Moisture Class - udic

Sampled As Information:

Soil Name - Scholten

Taxon Kind - series

Classificaton Date - 4/7/1993

Dynamic Soil Properties:

Erosion Class - 1

Pedoderm Loose Cover Indicator - no

Hydric: no

SITE

Parent Material: mixed loess over pedisediment over residuum

Landscape: hills

Landform: interfluve

Geomorphic Component Hills: interfluve

Hill Slope Profile: summit

Slope Position: upper third

Slope Shape Across: convex

Slope Shape Down: convex

Runoff: medium

Drainage Class: moderately well

Bedrock: limestone, unspecified

Surface Fragments:

Benchmark Soil?: no

VEGETATION

SITE OBSERVATION

Observation Date: 4/7/1993 (actual site observation date)

Air Photo ID: 2249-60

Surface Cover Properties:

Pedoderm Loose Cover Indicator - no

Drained? - no

Bedded Soil? - no

Forest Plantation? - no

Site Erosion Accelerated: water erosion

Vegetation Plot Plants
Plant Symbol	Scientific Name	National Vernacular Name	Plant Type Group	Canopy Cover %	Vegetation Stata Level
QUAL QUVE	Quercus alba Quercus velutina	white oak black oak	— —	— —	— —

Pedon Diagnostic Features
Feature Kind	Feature Depth L-H	Feature Thickness L-RV-H
	cm
ochric epipedon argillic horizon fragipan argillic horizon	0—18 18—46 46—79 79—178	—- —- —- —-

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
3	—	—	479	—	320	1092	—	—	12.8	—	—	—	—	—	—	—	5227	Mansfield	TAPS

A—0 to 8 centimeters (0.0 to 3.1 inches); pale brown (10YR 6/3) and brown (10YR 5/3) gravelly silt loam; 10 percent strong brown (7.5YR 5/8) fine prominent and 15 percent yellowish brown (10YR 5/8) fine prominent mottles; moderate fine and medium granular structure; friable; 3.0 fine and medium roots throughout; 2.0 fine low-continuity vesicular and tubular pores; 15 percent fine spherical masses of dark accumulation and 15 percent fine irregular masses of oxidized iron; 15 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.5, hellige-truog; abrupt smooth boundary. Lab sample # MU047700

E—8 to 18 centimeters (3.1 to 7.1 inches); yellowish brown (10YR 5/4) gravelly silt loam; 15 percent brownish yellow (10YR 6/6) fine distinct mottles; weak fine and medium subangular blocky, and moderate fine and medium granular structure; friable; 3.0 fine and medium roots throughout; 2.0 fine low-continuity vesicular and tubular pores; 4 percent distinct light yellowish brown (10YR 6/4) coats on faces of peds and 30 percent distinct pale brown (10YR 6/3) coats on faces of peds; 15 percent fine spherical masses of oxidized iron; 15 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; extremely acid, pH 4.3, hellige-truog; clear smooth boundary. Lab sample # MU047701. discontinuous - phpvsfiid 130938; discontinuous - phpvsfiid 130939; discontinuous - phpvsfiid 130938; discontinuous - phpvsfiid 130939

Bt1—18 to 33 centimeters (7.1 to 13.0 inches); yellowish brown (10YR 5/6) silty clay loam; 1 percent strong brown (7.5YR 4/6) fine prominent and 1 percent pale brown (10YR 6/3) fine distinct mottles; weak very fine and fine subangular blocky structure; friable; 3.0 fine and medium roots throughout; 0.5 fine low-continuity vesicular and tubular pores; 10 percent distinct yellowish brown (10YR 5/6) clay films in root channels and/or pores; 1 percent fine spherical masses of oxidized iron; 10 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; extremely acid, pH 4.4, hellige-truog; clear smooth boundary. Lab sample # MU047702. discontinuous - phpvsfiid 130940; discontinuous - phpvsfiid 130940

2Bt2—33 to 46 centimeters (13.0 to 18.1 inches); yellowish brown (10YR 5/6) very gravelly silty clay loam; 1 percent pale brown (10YR 6/3) fine distinct and 1 percent brown (7.5YR 4/4) fine prominent mottles; moderate fine and medium subangular blocky structure; friable; 0.5 fine and medium roots in cracks; 0.5 fine low-continuity vesicular and tubular pores; 15 percent distinct light yellowish brown (10YR 6/4) clay films on faces of peds; 1 percent fine spherical masses of oxidized iron; 50 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; extremely acid, pH 4.2, hellige-truog; abrupt smooth boundary. Lab sample # MU047703. discontinuous - phpvsfiid 130941; discontinuous - phpvsfiid 130941

2Btx1—46 to 61 centimeters (18.1 to 24.0 inches); light yellowish brown (10YR 6/4) and yellowish brown (10YR 5/4) very gravelly silty clay loam; 10 percent yellowish red (5YR 4/6) fine distinct and 25 percent light brownish gray (2.5Y 6/2) fine prominent mottles; moderate coarse prismatic parts to moderate very fine and fine subangular blocky structure; firm; brittle; 0.5 very fine and fine roots in cracks; 0.5 fine low-continuity vesicular and tubular pores; 10 percent distinct yellowish brown (10YR 5/4) clay films on faces of peds; 1 percent fine spherical masses of oxidized iron; 50 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; extremely acid, pH 4.2, hellige-truog; abrupt smooth boundary. Lab sample # MU047704. discontinuous - phpvsfiid 130942; discontinuous - phpvsfiid 130942

2Btx2—61 to 79 centimeters (24.0 to 31.1 inches); pale brown (10YR 6/3) and light brownish gray (10YR 6/2) and yellowish brown (10YR 5/6) and red (2.5YR 4/8) very gravelly silty clay; moderate coarse prismatic parts to moderate fine subangular blocky structure; firm; brittle; 0.5 very fine and fine roots in cracks; 0.5 fine low-continuity vesicular and tubular pores; 30 percent distinct strong brown (7.5YR 5/6) clay films on faces of peds; 50 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; extremely acid, pH 4.1, hellige-truog; abrupt smooth boundary. Lab sample # MU047705. discontinuous - phpvsfiid 130943; discontinuous - phpvsfiid 130943

3Bt3—79 to 117 centimeters (31.1 to 46.1 inches); red (2.5YR 4/6) and strong brown (7.5YR 5/8) very gravelly clay; 1 percent gray (10YR 5/1) fine prominent and 1 percent light brownish gray (10YR 6/2) fine prominent mottles; weak fine and medium subangular blocky structure; firm; 0.5 very fine and fine roots in cracks; 0.5 fine low-continuity vesicular and tubular pores; 30 percent distinct brown (7.5YR 5/4) clay films on faces of peds and 30 percent distinct yellowish red (5YR 4/6) clay films on faces of peds; 50 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; extremely acid, pH 4.1, hellige-truog; abrupt smooth boundary. Lab sample # MU047706. 5 inch thick layer of chert beginning at 31 inches.; discontinuous - phpvsfiid 130944; discontinuous - phpvsfiid 130945; discontinuous - phpvsfiid 130944; discontinuous - phpvsfiid 130945

3Bt4—117 to 178 centimeters (46.1 to 70.1 inches); red (2.5YR 4/8) and light brownish gray (2.5Y 6/2) and brownish yellow (10YR 6/8) very gravelly silty clay; weak fine and medium subangular blocky structure; 0.5 very fine and fine roots in cracks; 0.5 fine low-continuity vesicular and tubular pores; 40 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; extremely acid, pH 4.2, hellige-truog. Lab sample # MU047707