IDENTIFIERS

Current Taxon Name (Soil Name): Opolis

OSD

Series Extent

User Site ID: 1993MO097009

User Pedon ID: 1993MO097009

Transect:

User Transect ID - 012

Transect Stop Number - 4

Transect Interval - 250.0

Lab Information:

Certified Lab Pedon Description - no

Lab Source ID - MCL

Lab Pedon # - M9309709

NCSS Pedon Lab Data NASIS Record ID - 27531

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: 37.3425000

Std. Longitude: -94.5547222

Datum: WGS84

Township: T30N

Range: R33W

Section: 22

PLSS Details: 2100 feet S and 400 feet E of the NW corner

Location Description: SW1/4 NW1/4 SEC 22, T30N R33W (2100 ft. South 400 ft. East from NW corner Sec22)

Map Unit: 40024—Opolis loam, 1 to 3 percent slopes, moderately eroded

State: Missouri

County: MO097—Jasper

MLRA: 112—Cherokee Prairies

Non-MLRA Soil Survey Area: MO097—Jasper County, Missouri

PEDON

Describers Name: Alan Peer, Camille Graves

Current Taxonomic Class: Fine-silty, mixed, thermic Albaquic Hapludalfs

Current Taxon Kind: taxadjunct

Pedon Type: taxadjunct to the series

Pedon Purpose: full pedon description

Pedon Record Orgin: Converted from PDP 3.x

Correlated Information:

Soil Name - Opolis

PSC - 20 to 71 cm.

Classificaton Date - 4/18/2012

Moisture Class - udic

Sampled As Information:

Soil Name - Opolis

Classificaton Date - 6/17/1993

Dynamic Soil Properties:

Erosion Class - 2

Pedoderm Loose Cover Indicator - no

Hydric: no

SITE

Parent Material: loess derived from mixed and/or eolian deposits derived from mixed and/or sandy marine deposits derived from sandstone

Landscape: upland

Landform: steptoe

Slope Shape Across: convex

Slope Shape Down: convex

Runoff: medium

Drainage Class: moderately well

Flooding: none flooding

Ponding: none ponding

Surface Fragments:

Benchmark Soil?: no

VEGETATION

SITE OBSERVATION

Observation Date: 6/17/1993 (actual site observation date)

Air Photo ID: 1

Surface Cover Properties:

Site Obs. Cover Kind 1 - crop cover

Pedoderm Loose Cover Indicator - no

Drained? - no

Bedded Soil? - no

Forest Plantation? - no

Site Erosion Accelerated: wind and water erosion

Pedon Restrictions
Kind	Hardness	Restriction Depth L-H	Restriction Thickness L-RV-H
		cm
abrupt textural change	—	20 -	—

Pedon Diagnostic Features
Feature Kind	Feature Depth L-H	Feature Thickness L-RV-H
	cm
ochric epipedon abrupt textural change argillic horizon mottles with chroma 2 or less argillic horizon abrupt textural change mottles with chroma 2 or less lithic contact	0—20 20—20 20—135 20—28 20— 20— 38—135 135—135	—- —- —- —- —- —- —- —-

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	—	—	283	—		991	—	—	—	—	—	—	—	—	—	—	—	—	—

Ap—0 to 10 centimeters (0.0 to 3.9 inches); dark grayish brown (10YR 4/2) crushed, pale brown (10YR 6/3) crushed, dry; loam; moderate fine granular structure; very friable; 7.0 fine and medium roots throughout; 0.5 fine low-continuity tubular pores; fragments; slightly alkaline, pH 7.5, hellige-truog; clear smooth boundary. Lab sample # MU017032; moist when described;

A2—10 to 20 centimeters (3.9 to 7.9 inches); brown (10YR 4/3) crushed, pale brown (10YR 6/3) crushed, dry; loam; weak fine subangular blocky structure; very friable; 7.0 fine and medium roots throughout; 0.5 fine low-continuity tubular pores; fragments; slightly alkaline, pH 7.4, hellige-truog; abrupt smooth boundary. Lab sample # MU017033; moist when described;

2Bt1—20 to 28 centimeters (7.9 to 11.0 inches); yellowish brown (10YR 5/6) interior clay; weak medium prismatic parts to moderate fine subangular blocky structure; very firm; 0.5 very fine and fine roots between peds; 2.0 very fine and fine low-continuity tubular pores; 10 percent prominent dark grayish brown (10YR 4/2), moist, clay films on all faces of peds and 70 percent prominent yellowish brown (10YR 5/6) clay films on faces of peds; 5 percent fine irregular red (2.5YR 4/8) masses of oxidized iron between peds; fragments; neutral, pH 7.3, hellige-truog; abrupt wavy boundary. Lab sample # MU017034; moist when described;. continuous - phpvsfiid 153934; continuous - phpvsfiid 157581; continuous - phpvsfiid 153934; continuous - phpvsfiid 157581

2Bt2—28 to 38 centimeters (11.0 to 15.0 inches); yellowish brown (10YR 5/4) interior silty clay; weak medium prismatic parts to moderate fine subangular blocky structure; very firm; 0.5 fine roots between peds; 0.5 very fine and fine low-continuity tubular pores; 10 percent prominent dark grayish brown (10YR 4/2) clay films on all faces of peds and 20 percent prominent strong brown (7.5YR 5/6), moist, clay films on all faces of peds and 50 percent prominent yellowish brown (10YR 5/4) clay films on faces of peds; 5 percent fine irregular red (2.5YR 4/8) masses of oxidized iron between peds and 7 percent fine irregular dark yellowish brown (10YR 4/6) masses of oxidized iron between peds; fragments; neutral, pH 7.0, hellige-truog; clear wavy boundary. Lab sample # MU017035; moist when described;. continuous - phpvsfiid 153935; continuous - phpvsfiid 153936; continuous - phpvsfiid 156539; continuous - phpvsfiid 153935; continuous - phpvsfiid 153936; continuous - phpvsfiid 156539

2Bt3—38 to 53 centimeters (15.0 to 20.9 inches); yellowish brown (10YR 5/6) interior clay loam; weak medium prismatic parts to strong fine subangular blocky structure; very firm; 0.5 fine roots between peds; 0.5 very fine and fine low-continuity tubular pores; 2 percent distinct light brownish gray (10YR 6/2) silt coats on faces of peds and 5 percent prominent grayish brown (10YR 5/2), moist, clay films on all faces of peds and 70 percent prominent yellowish brown (10YR 5/6) clay films on faces of peds; 2 percent fine irregular light brownish gray (10YR 6/2) iron depletions between peds; fragments; neutral, pH 6.9, hellige-truog; clear smooth boundary. Lab sample # MU017036; moist when described;. continuous - phpvsfiid 156540; patchy - phpvsfiid 156541; continuous - phpvsfiid 156542; continuous - phpvsfiid 156540; patchy - phpvsfiid 156541; continuous - phpvsfiid 156542

3Btg1—53 to 102 centimeters (20.9 to 40.2 inches); light brownish gray (10YR 6/2) interior loam; weak medium prismatic parts to strong fine subangular blocky structure; firm; 0.5 fine roots between peds; 2.0 very fine and fine low-continuity tubular pores; 2 percent distinct light brownish gray (10YR 6/2), moist, silt coats on faces of peds and in pores and 10 percent distinct black stains in root channels and/or pores and 10 percent distinct yellowish brown (10YR 5/6) clay films on faces of peds and 50 percent distinct light brownish gray (10YR 6/2), moist, clay films on all faces of peds; 10 percent fine and medium irregular yellowish brown (10YR 5/6) masses of oxidized iron between peds; fragments; slightly acid, pH 6.5, hellige-truog; gradual smooth boundary. Lab sample # MU017038, MU017037; moist when described;. discontinuous - phpvsfiid 156545; continuous - phpvsfiid 156543; discontinuous - phpvsfiid 156546; continuous - phpvsfiid 156544; discontinuous - phpvsfiid 156545; continuous - phpvsfiid 156543; discontinuous - phpvsfiid 156546; continuous - phpvsfiid 156544

3Bt2—102 to 135 centimeters (40.2 to 53.1 inches); dark yellowish brown (10YR 4/6) interior clay loam; weak medium prismatic parts to moderate medium subangular blocky structure; firm; 0.5 fine roots between peds; 0.5 very fine and fine low-continuity tubular pores; 2 percent prominent light brownish gray (10YR 6/2), moist, silt coats on faces of peds and in pores and 30 percent distinct light brownish gray (10YR 6/2), moist, clay films on all faces of peds and 30 percent distinct black (N 2/0), moist, black stains on faces of peds and in pores and 40 percent prominent dark yellowish brown (10YR 4/6) clay films on faces of peds; 1 percent fine and medium spherical masses of oxidized iron and 2 percent fine and medium spherical masses of dark accumulation and 7 percent fine and medium irregular yellowish red (5YR 4/6) masses of oxidized iron between peds; fragments; slightly acid, pH 6.3, hellige-truog. Lab sample # MU017039; moist when described;. discontinuous - phpvsfiid 156549; patchy - phpvsfiid 156547; continuous - phpvsfiid 156548; continuous - phpvsfiid 156550; discontinuous - phpvsfiid 156549; patchy - phpvsfiid 156547; continuous - phpvsfiid 156548; continuous - phpvsfiid 156550

R—135 centimeters (53.1 inches); bedrock; fragments.