IDENTIFIERS

Current Taxon Name (Soil Name): Gressy

OSD

Series Extent

User Site ID: 1995MO203045M

User Pedon ID: 1995MO203045M

Transect:

Transect Stop Number - 2

Transect Interval - 200.0

Lab Information:

Certified Lab Pedon Description - yes

Lab Source ID - MCL

Lab Pedon # - M9561345

NCSS Pedon Lab Data NASIS Record ID - 31872

Print Date: 2/17/2025

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: 37.1539278

Std. Longitude: -91.1331528

Datum: WGS84

State: Missouri

County: MO203—Shannon

MLRA: 116A—Ozark Highland

Non-MLRA Soil Survey Area: MO613—Shannon County, Missouri, North & West PartsMO203—Shannon County, Missouri

7.5 Minute USGS Quad: 37091-B2—Powder Mill Ferry, Missouri

PEDON

Describers Name: JW,DMM,SV

Current Taxonomic Class: Fine-loamy, semiactive, mesic Mollic Paleudalfs

Current Taxon Kind: taxadjunct

Pedon Type: map unit inclusion

Pedon Purpose: laboratory sampling site

Pedon Record Orgin: Converted from PDP 3.x

Correlated Information:

Soil Name - Gressy

PSC - 20 to 70 cm.

Classificaton Date - 3/18/2020

Moisture Class - udic

Moisture Subclass - typic

Sampled As Information:

Soil Name - Alred

Taxonomic Class - Loamy-skeletal over clayey, siliceous, semiactive, mesic Typic Paleudalfs

Taxon Kind - series

PSC - 20 to 100 cm.

Classificaton Date - 6/21/1995

Moisture Class - udic

Moisture SUBClass - typic

Dynamic Soil Properties:

Pedoderm Loose Cover Indicator - no

Hydric: no

Certification Status: certified

QC Status: level 3

Field Measured Properties: 19 Cation exchange capacity to clay ratio and 37 Strongly contrasting textural stratification (depth in inches)

SITE

Parent Material: residuum weathered from dolomite and/or slope alluvium derived from limestone and sandstone

Landscape: hills

Landform: hill

Geomorphic Component Hills: side slope

Hill Slope Profile: backslope

Slope Shape Across: linear

Slope Shape Down: linear

Runoff: low

Drainage Class: well

Surface Fragments:

Benchmark Soil?: no

VEGETATION

SITE OBSERVATION

Observation Date: 6/21/1995 (actual site observation date)

Air Photo ID: 15

Surface Cover Properties:

Pedoderm Loose Cover Indicator - no

Drained? - no

Bedded Soil? - no

Forest Plantation? - no

Pedon Restrictions
Kind	Hardness	Restriction Depth L-H	Restriction Thickness L-RV-H
		cm
bedrock, lithic	—	152 -	—

Pedon Diagnostic Features
Feature Kind	Feature Depth L-H	Feature Thickness L-RV-H
	cm
mollic epipedon argillic horizon slickensides lithic contact	0—20 20—152 94—127 152—	—- —- —- —-

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
34	—	—	207	—	130	—	—	—	—	—	—	—	—	—	—	—	—	—	—

A—0 to 10 centimeters (0.0 to 3.9 inches); very dark grayish brown (10YR 3/2) very gravelly silt loam; moderate fine granular structure; friable; 0.9 medium and coarse roots and 7.0 fine roots; 3.0 fine interstitial and tubular pores; 10 percent by volume nonflat indurated 75-162-250 millimeter chert fragments and 25 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; neutral, pH 6.6, hellige-truog; clear wavy boundary. Lab sample # MU054495

AE—10 to 20 centimeters (3.9 to 7.9 inches); 60 percent very dark grayish brown (10YR 3/2) and 40 percent yellowish brown (10YR 5/4) gravelly silt loam; weak fine subangular blocky structure; friable; 0.9 medium and coarse roots and 3.0 fine roots; 3.0 fine tubular pores; 1 percent by volume nonflat indurated 75-162-250 millimeter chert fragments and 15 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; slightly acid, pH 6.1, hellige-truog; clear wavy boundary. Lab sample # MU054496

Bt1—20 to 38 centimeters (7.9 to 15.0 inches); strong brown (7.5YR 5/6) cobbly silt loam; moderate fine subangular blocky structure; firm; 0.9 medium roots and 3.0 fine roots and 0.1 coarse roots; 3.0 fine and medium tubular pores; 15 percent faint strong brown (7.5YR 5/6), moist, clay films on faces of peds and 15 percent distinct pale brown (10YR 6/3), moist, silt coats throughout and 35 percent distinct brown (10YR 4/3), moist, organic stains throughout; 10 percent by volume nonflat indurated 75-162-250 millimeter chert fragments and 10 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; moderately acid, pH 6.0, hellige-truog; clear smooth boundary. Lab sample # MU054497

Bt2—38 to 53 centimeters (15.0 to 20.9 inches); strong brown (7.5YR 4/6) silt loam; moderate fine subangular blocky structure; friable; 0.9 medium and coarse roots and 3.0 fine roots; 3.0 fine tubular pores; 15 percent faint black (N 2/0), moist, iron stains on faces of peds and 35 percent faint brown (7.5YR 4/4), moist, clay films on faces of peds and 35 percent distinct pale brown (10YR 6/3), moist, silt coats throughout; 10 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; moderately acid, pH 5.8, hellige-truog; clear smooth boundary. Lab sample # MU054498

Bt3—53 to 71 centimeters (20.9 to 28.0 inches); strong brown (7.5YR 4/6) gravelly silt loam; moderate fine subangular blocky structure; firm; 0.1 medium and coarse roots and 0.9 fine roots; 3.0 fine tubular pores; 15 percent faint black (N 2/0), moist, iron stains on faces of peds and 35 percent distinct brown (7.5YR 4/4), moist, clay films on faces of peds and 35 percent distinct pale brown (10YR 6/3), moist, silt coats throughout; 5 percent by volume nonflat indurated 75-162-250 millimeter chert fragments and 20 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; moderately acid, pH 5.8, hellige-truog; clear wavy boundary. Lab sample # MU054499

Bt4—71 to 94 centimeters (28.0 to 37.0 inches); strong brown (7.5YR 4/6) very gravelly clay loam; moderate fine subangular blocky structure; firm; 0.1 fine to coarse roots; 3.0 fine tubular pores; 15 percent faint black (N 2/0), moist, iron stains on rock fragments and 15 percent faint dark yellowish brown (10YR 3/4), moist, clay films on rock fragments and 35 percent distinct red (2.5YR 4/6), moist, clay films on faces of peds; 2 percent by volume nonflat indurated 75-162-250 millimeter chert fragments and 10 percent by volume 250-425-600 millimeter sandstone, unspecified fragments and 35 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; slightly acid, pH 6.3, hellige-truog; clear wavy boundary. Lab sample # MU054500

2Bt5—94 to 127 centimeters (37.0 to 50.0 inches); red (2.5YR 4/6) clay; moderate fine angular blocky structure; very firm; 0.1 fine roots; 3.0 fine interstitial and tubular pores; 15 percent distinct yellowish brown (10YR 5/4), moist, clay films on faces of peds and 15 percent distinct black (N 2/0), moist, iron stains on faces of peds and 75 percent faint red (2.5YR 4/6), moist, clay films on faces of peds and 75 percent faint red (2.5YR 4/6), moist, nonintersecting slickensides on faces of peds; 5 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; slightly acid, pH 6.3, hellige-truog; clear smooth boundary. Lab sample # MU054501

2Bt6—127 to 152 centimeters (50.0 to 59.8 inches); red (2.5YR 4/6) gravelly clay; moderate very fine angular blocky structure; very firm; 0.9 fine interstitial and tubular pores; 35 percent prominent black (N 2/0), moist, iron stains on faces of peds and 75 percent faint red (2.5YR 4/6), moist, clay films on faces of peds; 5 percent by volume 75-162-250 millimeter dolomite (dolostone) fragments and 20 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; neutral, pH 6.6, hellige-truog. Lab sample # MU054502

2R—152 centimeters (59.8 inches); bedrock; fragments.