IDENTIFIERS

Current Taxon Name (Soil Name): Sinkin

OSD

Series Extent

User Site ID: 1994MO203043M

User Pedon ID: 1994MO203043M

Transect:

Transect Stop Number - 3

Lab Information:

Certified Lab Pedon Description - yes

Lab Source ID - MCL

Lab Pedon # - M9461343

NCSS Pedon Lab Data NASIS Record ID - 32092

User Project ID: 2021-25NCSPR013

Project Name: MLRA 116A - Mark Twain National Forest Update

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: 37.0525250

Std. Longitude: -91.3014472

Datum: WGS84

Map Unit: 73197—Viburnum silt loam, 3 to 8 percent slopes

State: Missouri

County: MO203—Shannon

MLRA: 116A—Ozark Highland

MLRA Soil Survey Area: NC-SPM—Springfield, Missouri

Non-MLRA Soil Survey Area: MO203—Shannon County, Missouri

7.5 Minute USGS Quad: 37091-A3—Winona, Missouri

PEDON

Describers Name: JDC JW

Current Taxonomic Class: Loamy-skeletal, siliceous, semiactive, mesic Typic Paleudults

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 - Sinkin

PSC - 36 to 86 cm.

Classificaton Date - 5/15/2023

Classifier - Gene Campbell

Soil Taxonomic Edition - thirteenth edition

Moisture Class - udic

Moisture Subclass - typic

Sampled As Information:

Soil Name - Tilk

Taxonomic Class - Loamy-skeletal, mixed, active, mesic Ultic Hapludalfs

Taxon Kind - series

PSC - 36 to 86 cm.

Classificaton Date - 8/23/1994

Soil Taxonomic Edition - twelfth edition

Dynamic Soil Properties:

Pedoderm Loose Cover Indicator - no

Hydric: no

Certification Status: certified

QC Status: level 1

Field Measured Properties: 12.4 percent of pscs clay and 81.7 percent of pscs sand and 50.8 percent of pscs gravel and 0.39 ratio of cec to clay ratio

SITE

Parent Material: alluvium and/or residuum

Landscape: hills

Landform: drainageway

Geomorphic Component Hills: base slope

Geomorphic Component Terraces: tread

Hill Slope Profile: toeslope

Slope Shape Across: convex

Slope Shape Down: linear

Drainage Class: well

Surface Fragments:

Benchmark Soil?: no

VEGETATION

SITE OBSERVATION

Observation Date: 8/23/1994 (actual site observation date)

Air Photo ID: 20

Surface Cover Properties:

Site Obs. Cover Kind 1 - tree cover

Site Obs. Cover Kind 2 - hardwoods

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 lithologic discontinuity	3—33 36—168 132—168	—30— —132— —36—

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	—	—	304	—		—	—	—	—	—	—	—	—	—	—	—	—	—	—

Oi—0 to 3 centimeters (0.0 to 1.2 inches); slightly decomposed plant material; fragments.

A—3 to 16 centimeters (1.2 to 6.3 inches); very dark gray (10YR 3/1) gravelly loam; moderate fine and medium granular structure; friable; 3.0 fine and medium roots; 8.0 fine interstitial and tubular pores; 3 percent by volume nonflat subrounded indurated 75-162-250 millimeter chert fragments and 25 percent by volume nonflat subrounded indurated 2-40-75 millimeter chert fragments; strongly acid, pH 5.2, hellige-truog; clear wavy boundary. Lab sample # MU051869

BE—16 to 36 centimeters (6.3 to 14.2 inches); yellowish brown (10YR 5/4) gravelly sandy loam; 72 percent sand; 5 percent clay; weak fine subangular blocky structure; friable; 3.0 fine and medium roots; 3.0 fine tubular pores; 20 percent by volume nonflat subrounded indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 5.0, hellige-truog; clear wavy boundary. Lab sample # MU051870

Bt1—36 to 84 centimeters (14.2 to 33.1 inches); strong brown (7.5YR 4/6) very gravelly loamy coarse sand; 75 percent sand; 15 percent clay; weak fine subangular blocky structure; friable; 0.5 very fine and fine roots; 3.0 fine tubular pores; 12 percent distinct black (10YR 2/1) manganese or iron-manganese stains on rock fragments and 15 percent distinct brown (7.5YR 4/4) clay films on rock fragments; 10 percent by volume subrounded 75-162-250 millimeter sandstone, unspecified fragments and 40 percent by volume nonflat subrounded indurated 2-40-75 millimeter chert fragments; strongly acid, pH 5.1, hellige-truog; abrupt wavy boundary. Lab sample # MU051871

Bt2—84 to 135 centimeters (33.1 to 53.1 inches); 60 percent yellowish brown (10YR 5/4) and 40 percent brown (7.5YR 4/4) extremely gravelly coarse sandy loam; weak fine subangular blocky structure; friable; 0.5 medium roots; 8.0 fine and medium interstitial pores; 15 percent distinct dark yellowish brown (10YR 4/4) clay films on rock fragments and 25 percent prominent black (N 2/0) manganese or iron-manganese stains on rock fragments; 20 percent by volume subrounded 75-162-250 millimeter sandstone, unspecified fragments and 45 percent by volume nonflat subrounded indurated 2-40-75 millimeter chert fragments; strongly acid, pH 5.3, hellige-truog; clear wavy boundary. Lab sample # MU051872

2Bt3—135 to 168 centimeters (53.1 to 66.1 inches); 65 percent white (5Y 8/1) and 30 percent yellow (10YR 7/8) and 5 percent red (10R 4/6) clay; moderate medium subangular blocky structure; firm; 0.5 fine tubular pores; 35 percent distinct gray (10YR 5/1) clay films on faces of peds; 10 percent by volume nonflat rounded indurated 2-40-75 millimeter chert fragments; strongly acid, pH 5.1, hellige-truog. Lab sample # MU051873