IDENTIFIERS

Current Taxon Name (Soil Name): Virden

OSD

Series Extent

User Site ID: S1967IL017004

User Pedon ID: S1967IL017004

Lab Information:

Certified Lab Pedon Description - yes

Lab Source ID - IL SCL

Lab Pedon # - 67IL017004

NCSS Pedon Lab Data NASIS Record ID - 20622

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: 39.9199778

Std. Longitude: -90.2494889

Datum: WGS84

Township: 17N

Range: 10W

Section: 17

PLSS Details: SW 160, SE 40, NE 10

Location Description: about 1,108 feet north & 292 feet west of 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 #: 4

Correlated Information:

Soil Name - Virden

PSC - 41 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 - 41 to 91 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 & the underlying glacial drift

Landscape: upland

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: 3/23/2009 (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 AB Btg1 Btg2 Btg3 Btg4 Cg1 2Cg2	0 23 36 41 51 66 76 91 105 178	23 36 41 51 66 76 91 105 178 239	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —

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 AB Btg1 Btg2 Btg3 Btg4 Cg1 2Cg2	0 23 36 41 51 66 76 91 105 178	23 36 41 51 66 76 91 105 178 239	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —		— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —

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 AB Btg1 Btg2 Btg3 Btg4 Cg1 2Cg2	0 23 36 41 51 66 76 91 105 178	23 36 41 51 66 76 91 105 178 239	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —

Pedon Diagnostic Features
Feature Kind	Feature Depth L-H	Feature Thickness L-RV-H
	cm
mollic epipedon aquic conditions argillic horizon	0—51 0—239 41—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 23 centimeters (0.0 to 9.1 inches); black (10YR 2/1), dark gray (10YR 4/1), dry; silt loam; 23 percent clay; weak fine granular, and weak medium granular structure; friable; many (10.0) very fine roots between peds; fragments; slightly acid, pH 6.5; abrupt smooth boundary. Lab sample # IL20532

A1—23 to 36 centimeters (9.1 to 14.2 inches); black (10YR 2/1), dark gray (10YR 4/1), dry; silty clay loam; 31 percent clay; moderate medium granular structure; firm; many (10.0) very fine roots between peds; fragments; moderately acid, pH 5.9; abrupt smooth boundary. Lab sample # IL20533

A2—36 to 41 centimeters (14.2 to 16.1 inches); variegated 70 percent black (10YR 2/1) and 30 percent very dark gray (10YR 3/1) crushed, gray (10YR 5/1), dry; silty clay loam; 33 percent clay; weak medium prismatic parts to moderate fine subangular blocky structure; firm; common (3.0) very fine roots between peds; fragments; moderately acid, pH 5.8; abrupt smooth boundary. Lab sample # IL20534

AB—41 to 51 centimeters (16.1 to 20.1 inches); very dark gray (10YR 3/1), gray (10YR 5/1), dry; silty clay loam; 37 percent clay; and mottles; weak medium prismatic parts to strong medium angular blocky structure; firm; common (3.0) very fine roots between peds; 25 percent faint very dark gray (2.5Y 3/1), moist, organoargillans on all faces of peds; 1 percent fine distinct irregular pale brown (10YR 6/3), moist, and yellowish brown (10YR 5/4), moist, masses of oxidized iron with sharp boundaries in matrix and 25 percent medium distinct spherical very dark brown (7.5YR 2.5/2), moist, iron-manganese concretions with sharp boundaries throughout; fragments; moderately acid, pH 6.0; abrupt smooth boundary. Lab sample # IL20535. continuous - phpvsfiid 1406343; continuous - phpvsfiid 1406343

Btg1—51 to 66 centimeters (20.1 to 26.0 inches); variegated 80 percent grayish brown (10YR 5/2) and 20 percent dark grayish brown (2.5Y 4/2) crushed silty clay loam; 38 percent clay; and mottles; strong medium prismatic parts to moderate medium angular blocky structure; firm; common (3.0) very fine roots between peds; 25 percent prominent very dark gray (10YR 3/1), moist, organoargillans on all faces of peds; 1 percent fine prominent irregular brownish yellow (10YR 6/6), moist, and yellowish brown (10YR 5/6), moist, masses of oxidized iron with clear boundaries in matrix and 25 percent medium prominent spherical very dark brown (7.5YR 2.5/2), moist, iron-manganese concretions with sharp boundaries throughout; fragments; slightly acid, pH 6.2; clear smooth boundary. Lab sample # IL20536. continuous - phpvsfiid 1406347; continuous - phpvsfiid 1406347

Btg2—66 to 76 centimeters (26.0 to 29.9 inches); variegated 65 percent grayish brown (2.5Y 5/2) and 35 percent dark grayish brown (2.5Y 4/2) crushed silty clay loam; 35 percent clay; and mottles; strong medium prismatic parts to moderate medium angular blocky structure; firm; common (3.0) very fine roots between peds; 25 percent prominent very dark gray (10YR 3/1), moist, organoargillans 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 faint irregular gray (10YR 6/1), moist, iron depletions with clear boundaries in matrix and 25 percent medium prominent spherical very dark brown (7.5YR 2.5/2), moist, iron-manganese concretions with sharp boundaries throughout; fragments; slightly acid, pH 6.2; clear smooth boundary. Lab sample # IL20537. continuous - phpvsfiid 1406348; continuous - phpvsfiid 1406348

Btg3—76 to 91 centimeters (29.9 to 35.8 inches); variegated 70 percent grayish brown (2.5Y 5/2) and 30 percent olive brown (2.5Y 4/4) crushed silty clay loam; 29 percent clay; mottles; moderate medium prismatic parts to moderate medium angular blocky structure; firm; few (0.8) very fine roots between peds; 10 percent prominent very dark gray (10YR 3/1), moist, organoargillans on all faces of peds and 25 percent distinct dark gray (2.5Y 4/1), moist, clay films on all faces of peds; 1 percent fine prominent spherical very dark brown (7.5YR 2.5/2), moist, iron-manganese concretions with sharp boundaries throughout and 10 percent medium prominent irregular yellowish brown (10YR 5/6), moist, masses of oxidized iron with clear boundaries in matrix; fragments; slightly acid, pH 6.3; clear smooth boundary. Lab sample # IL20538. patchy - phpvsfiid 1406345; continuous - phpvsfiid 1406346; patchy - phpvsfiid 1406345; continuous - phpvsfiid 1406346

Btg4—91 to 105 centimeters (35.8 to 41.3 inches); variegated 60 percent pale olive (5Y 6/3) and 40 percent light olive brown (2.5Y 5/4) silty clay loam; 25 percent clay; mottles; weak medium prismatic parts to moderate medium angular blocky structure; friable; few (0.8) very fine roots between peds; 10 percent prominent very dark gray (10YR 3/1), moist, organoargillans on vertical faces of peds; 25 percent medium prominent irregular yellowish brown (10YR 5/6), moist, masses of oxidized iron with diffuse boundaries in matrix; 1 percent medium prominent cylindrical very dark gray (10YR 3/1), moist, worm casts with clear boundaries in matrix; fragments; neutral, pH 7.1; clear smooth boundary. Lab sample # IL20539. both matric color hues are outside the RIC; continuous - phpvsfiid 1406349; continuous - phpvsfiid 1406349

Cg1—105 to 178 centimeters (41.3 to 70.1 inches); variegated 40 percent gray (5Y 6/1) and 20 percent yellowish brown (10YR 5/6) and 20 percent light olive brown (2.5Y 5/4) and 20 percent very dark gray (10YR 3/1) silt loam; 17 percent clay; massive; friable; few (0.8) very fine roots throughout; 10 percent distinct grayish brown (2.5Y 5/2), moist, clay films on surfaces along pores; fragments; slight effervescence; slightly alkaline, pH 7.8. Lab sample # IL20543, IL20540, IL20544, IL20542. Horizon split for sampling: IL20540 105 to 119 cm, IL20542 132 to 147 cm, IL20543 147 to 163 cm, IL20544 163 to 178 cm.; free carbonated occur too high in this horizon and the lower part of this horizon has a silt texture; the clay films coat vertical faces of cleavage planes; continuous - phpvsfiid 1406344; continuous - phpvsfiid 1406344

2Cg2—178 to 239 centimeters (70.1 to 94.1 inches); variegated 40 percent gray (5Y 6/1) and 30 percent light olive brown (2.5Y 5/4) crushed and 30 percent yellowish brown (10YR 5/6) silt loam; 15 percent clay; massive; friable; 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; moderately alkaline, pH 7.9. Lab sample # IL20546, IL20545, IL20547, IL20548, IL20541. Horizon split for sampling: IL20541 119 to 132 cm, IL20545 178 to 193 cm, IL20546 193 to 208 cm, IL20547 208 to 224 cm, IL20548 224 to 239 cm.; about 15 percent sand; developed primarily in Roxana Silts; the yellowish brown (10YR 5/6) matric color is outside the RIC and a silt texture occurs in the lower part of this horizon