IDENTIFIERS

Current Taxon Name (Soil Name): Virden

OSD

Series Extent

User Site ID: S1967IL017005

User Pedon ID: S1967IL017005

Lab Information:

Certified Lab Pedon Description - yes

Lab Source ID - IL SCL

Lab Pedon # - 67IL017005

NCSS Pedon Lab Data NASIS Record ID - 20623

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: 39.9199556

Std. Longitude: -90.2495250

Datum: WGS84

Township: 17N

Range: 10W

Section: 17

PLSS Details: SW 160, SE 40, NE 10

Location Description: about 1,100 feet north & 300 feet west of the road intersection.

Map Unit: 68A—Sable silty clay loam, 0 to 2 percent slopes

Country: US—United States

State: Illinois

County: IL017—Cass

MLRA: 108—Illinois and Iowa Deep Loess and Drift

Regional Office: NC—North Central

Non-MLRA Soil Survey Area: IL017—Cass County, Illinois

7.5 Minute USGS Quad: 39090-H2—Virginia, Illinois

PEDON

Describers Name: S, R, F

Current Taxonomic Class: Fine, smectitic, mesic Vertic Argiaquolls

Current Taxon Kind: series

Pedon Type: classifies to current taxon name, full description

Pedon Purpose: soil survey inventory

Pedon Record Orgin: PedonPC

Pedon #: 5

Correlated Information:

Soil Name - Virden

PSC - 53 to 66 cm.

Classificaton Date - 7/10/2009

Soil Taxonomic Edition - twelfth edition

Moisture Class - aquic

Moisture Subclass - typic

Sampled As Information:

Soil Name - Sable

PSC - 33 to 83 cm.

Classificaton Date - 9/1/1967

Dynamic Soil Properties:

Erosion Class - 0

Pedoderm Loose Cover Indicator - no

Hydric: no

SITE

Parent Material: Fine-textured loess

Landscape: till plain

Landform: drainageway

Slope Shape Across: linear

Slope Shape Down: linear

Drainage Class: poorly

Ponding: occasional ponding for long periods

Surface Fragments:

Benchmark Soil?: no

VEGETATION

SITE OBSERVATION

Observation Date: 3/20/2009 (entry creation date)

Surface Cover Properties:

Site Obs. Cover Kind 1 - crop cover

Site Obs. Cover Kind 2 - row crop

Pedoderm Loose Cover Indicator - no

Drained? - no

Bedded Soil? - no

Forest Plantation? - no

Pedon Horizon Lab Results - 1
Horizon	Top Depth	Bottom Depth	Sample ID	Data Collector	Total Clay	CaCO3 Clay	Total Silt	Fine Silt	Co. Silt	Total Sand	Total Sand Method	VC Sand	Co. Sand	Med. Sand	Fine Sand	VF Sand	VF Sand Method	Texture Class - Field Lab	Rubbed Fiber	Unrubbed Fiber	pH H2O
	cm	cm			%	%	%	%	%	%		%	%	%	%	%			%	%
Ap A1 A2 A3 AB Btg1 Btg2 Btg3 Btg4 Cg1 Cg2	0 18 24 33 43 53 66 81 97 109 168	18 24 33 43 53 66 81 97 109 168 244	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —

Pedon Horizon Lab Results - 2
Horizon	Top Depth	Bottom Depth	Sample ID	pH CaCl2	pH NaF	pH Ox	Delta pH	LL	PL	PI	Atter. Samp. Cond.	COLE	Pot. Acidity	Ca + Mg - Meh 2	K	Ca + Mg - Sat. Paste	KCl Extract. Acidity	Base Sat. - Meh 2	CEC-7	CEC-8.2
	cm	cm						%	%	%		cm/cm	meq/100g	cmol(+)/kg	cmol(+)/kg	mmol(+)/l	cmol(+)/kg	%	cmol(+)/kg	cmol(+)/kg
Ap A1 A2 A3 AB Btg1 Btg2 Btg3 Btg4 Cg1 Cg2	0 18 24 33 43 53 66 81 97 109 168	18 24 33 43 53 66 81 97 109 168 244	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —		— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —

Pedon Horizon Lab Results - 3
Horizon	Top Depth	Bottom Depth	Sample ID	ECEC	Phosphate P	NO3-N	EC	EC Method	EC 1:5 by volume	CaCO3 Equiv.	Equiv. Gypsum	Na	SAR	Gypsum Req.	Humic Color	Fulvic Color	Humic + Fulvic Color	Al	PI	Pyro. Hue	PyrO. Value	Pyro. Chroma
	cm	cm		cmol(+)/kg	mg/kg	mg/kg	dS/m		dS/m	%	%	mmol(+)/l	%	L-pcu/g	L-pcu/g	L-pcu/g	%
Ap A1 A2 A3 AB Btg1 Btg2 Btg3 Btg4 Cg1 Cg2	0 18 24 33 43 53 66 81 97 109 168	18 24 33 43 53 66 81 97 109 168 244	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —	— — — — — — — — — — —

Pedon Diagnostic Features
Feature Kind	Feature Depth L-H	Feature Thickness L-RV-H
	cm
mollic epipedon aquic conditions argillic horizon	0—53 0—244 53—66	—- —- —-

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
0.5	—	—	—	—		1025	—	190	13	—	—	—	—	—	—	—	—	—	—

Ap—0 to 18 centimeters (0.0 to 7.1 inches); black (10YR 2/1), dark gray (10YR 4/1), dry; silt loam; 26 percent clay; moderate fine granular structure; friable; many (10.0) very fine roots between peds; fragments; slightly acid, pH 6.5; abrupt smooth boundary. Lab sample # IL20549

A1—18 to 24 centimeters (7.1 to 9.4 inches); black (10YR 2/1), dark gray (10YR 4/1), dry; silty clay loam; 31 percent clay; moderate medium granular structure; friable; many (10.0) very fine roots between peds; fragments; slightly acid, pH 6.2; clear smooth boundary. Lab sample # IL20550

A2—24 to 33 centimeters (9.4 to 13.0 inches); black (10YR 2/1), dark gray (10YR 4/1), dry; silty clay loam; 33 percent clay; moderate medium granular structure; friable; many (10.0) very fine roots between peds; fragments; slightly acid, pH 6.1; clear smooth boundary. Lab sample # IL20551

A3—33 to 43 centimeters (13.0 to 16.9 inches); variegated 70 percent very dark gray (10YR 3/1) and 30 percent black (10YR 2/1), gray (10YR 5/1), dry; silty clay loam; 34 percent clay; weak fine prismatic parts to moderate fine angular blocky structure; firm; common (3.0) very fine roots between peds; 10 percent faint black (N 2.5/), moist, organic stains on all faces of peds; fragments; slightly acid, pH 6.1; abrupt smooth boundary. Lab sample # IL20552. continuous - phpvsfiid 1406335; continuous - phpvsfiid 1406335

AB—43 to 53 centimeters (16.9 to 20.9 inches); variegated 40 percent very dark gray (10YR 3/1) and 30 percent grayish brown (2.5Y 5/2) and 30 percent very dark grayish brown (2.5Y 3/2) crushed, gray (10YR 5/1), dry; silty clay loam; 36 percent clay; mottles; moderate medium prismatic parts to moderate fine angular blocky structure; firm; common (3.0) very fine roots between peds; 10 percent distinct black (10YR 2/1), moist, organic stains on all faces of peds; 10 percent fine prominent irregular yellowish brown (10YR 5/6), moist, masses of oxidized iron with clear boundaries in matrix and 10 percent fine distinct spherical very dark brown (7.5YR 2.5/2), moist, iron-manganese concretions with sharp boundaries throughout; fragments; slightly acid, pH 6.2; clear smooth boundary. Lab sample # IL20553. continuous - phpvsfiid 1406341; continuous - phpvsfiid 1406341

Btg1—53 to 66 centimeters (20.9 to 26.0 inches); variegated 60 percent dark grayish brown (2.5Y 4/2) and 40 percent grayish brown (2.5Y 5/2) silty clay loam; 37 percent clay; mottles; moderate medium prismatic parts to moderate medium angular blocky structure; firm; common (3.0) very fine roots between peds; 10 percent distinct very dark gray (10YR 3/1), moist, and black (10YR 2/1), moist, organic stains on all faces of peds; 10 percent medium prominent irregular yellowish brown (10YR 5/6), moist, masses of oxidized iron with clear boundaries in matrix and 10 percent medium prominent spherical very dark brown (7.5YR 2.5/2), moist, iron-manganese concretions with sharp boundaries throughout; fragments; slightly acid, pH 6.4; clear smooth boundary. Lab sample # IL20554. continuous - phpvsfiid 1406336; continuous - phpvsfiid 1406336

Btg2—66 to 81 centimeters (26.0 to 31.9 inches); variegated 60 percent gray (5Y 5/1) and 40 percent olive (5Y 5/4) silty clay loam; 36 percent clay; mottles; moderate medium prismatic parts to moderate medium angular blocky structure; firm; common (3.0) very fine roots between peds; 25 percent distinct very dark gray (10YR 3/1), moist, and organoargillans on all faces of peds and 25 percent distinct dark gray (5Y 4/1), moist, clay films on all faces of peds; 10 percent medium prominent irregular yellowish brown (10YR 5/6), moist, masses of oxidized iron with clear boundaries in matrix and 10 percent medium prominent spherical very dark brown (7.5YR 2.5/2), moist, iron-manganese concretions with sharp boundaries throughout; fragments; slightly acid, pH 6.5; gradual smooth boundary. Lab sample # IL20555. continuous - phpvsfiid 1406339; continuous - phpvsfiid 1406340; continuous - phpvsfiid 1406339; continuous - phpvsfiid 1406340

Btg3—81 to 97 centimeters (31.9 to 38.2 inches); variegated 60 percent gray (5Y 5/1) and 40 percent light olive brown (2.5Y 5/4) crushed silty clay loam; 30 percent clay; mottles; weak medium prismatic parts to moderate medium subangular blocky structure; firm; few (0.8) very fine roots between peds; 10 percent distinct very dark gray (10YR 3/1), moist, and organoargillans on all faces of peds and 25 percent distinct dark gray (5Y 4/1), moist, clay films on all faces of peds; 10 percent medium prominent irregular yellowish brown (10YR 5/6), moist, masses of oxidized iron with diffuse boundaries in matrix and 10 percent medium prominent spherical very dark brown (7.5YR 2.5/2), moist, iron-manganese concretions with sharp boundaries throughout; fragments; neutral, pH 6.8; gradual smooth boundary. Lab sample # IL20556. patchy - phpvsfiid 1406337; patchy - phpvsfiid 1406338; patchy - phpvsfiid 1406337; patchy - phpvsfiid 1406338

Btg4—97 to 109 centimeters (38.2 to 42.9 inches); variegated 40 percent gray (5Y 5/1) and 30 percent yellowish brown (10YR 5/4) and 30 percent grayish brown (2.5Y 5/2) crushed silty clay loam; 28 percent clay; weak medium subangular blocky, and weak coarse subangular blocky structure; firm; few (0.8) very fine roots between peds; 10 percent prominent very dark gray (5Y 3/1), moist, and very dark gray (10YR 3/1), moist, organoargillans on vertical faces of peds; 1 percent fine prominent spherical very dark brown (7.5YR 2.5/2), moist, iron-manganese concretions with sharp boundaries throughout; fragments; neutral, pH 7.3; gradual smooth boundary. Lab sample # IL20557. the yellowish brown (10YR 5/6) matrix color is outside the RIC; patchy - phpvsfiid 1406334; patchy - phpvsfiid 1406334

Cg1—109 to 168 centimeters (42.9 to 66.1 inches); variegated 60 percent gray (5Y 5/1) and 20 percent yellowish brown (10YR 5/4) and 20 percent light olive brown (2.5Y 5/4) crushed silt loam; 23 percent clay; massive; few (0.8) very fine roots throughout; 10 percent prominent very dark gray (5Y 3/1), moist, organoargillans on surfaces along pores; 10 percent medium prominent irregular strong brown (7.5YR 5/8), moist, masses of oxidized iron with diffuse boundaries in matrix; fragments; slight effervescence; slightly alkaline, pH 7.6; gradual smooth boundary. Lab sample # IL20558, IL20560, IL20561. Horizon split for sampling: IL20558 109 to 124 cm, IL20560 137 to 152 cm, IL20561 152 to 168 cm.; free carbonates occur in the lower part of the horizon; the organo-clay films coat vertical faces of cleavage planes; patchy - phpvsfiid 1406342; patchy - phpvsfiid 1406342

Cg2—168 to 244 centimeters (66.1 to 96.1 inches); variegated 40 percent gray (5Y 6/1) crushed and 30 percent 2.5Y 3/4 (2.5Y 3/4) and 15 percent yellowish brown (10YR 5/4) and 15 percent light olive gray (5Y 6/2) silt loam, silt; 15 percent clay; massive; 0.1 very fine roots top of horizon; 10 percent medium prominent irregular strong brown (7.5YR 5/8), moist, masses of oxidized iron with diffuse boundaries in matrix; fragments; slight effervescence; slightly alkaline, pH 7.6. Lab sample # IL20566, IL20564, IL20562, IL20559, IL20565, IL20563. The lower part of the Cg2 horizon is silt texture; which is outside the RIC; Horizon split for sampling: IL20559 124 to 137 cm, IL20562 168 to 183 cm, IL20563 183 to 198 cm, IL20564 198 to 213 cm, IL20565 213 to 229 cm, IL20566 229 to 244 cm.