IDENTIFIERS

Current Taxon Name (Soil Name): Virden

OSD

Series Extent

User Site ID: S1989IL035020

User Pedon ID: S1989IL035020

Lab Information:

Certified Lab Pedon Description - yes

Lab Source ID - SSL

Lab Pedon # - 89P0376

NCSS Pedon Lab Data NASIS Record ID - 61480

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: 39.2712222

Std. Longitude: -88.4502028

Datum: WGS84

Township: 10N

Range: 7E

Section: 32

PLSS Details: 720 feet E and 600 feet S of NW section corner

Map Unit: 50—Virden silt loam, 0 to 2 percent slopes

Country: US—United States

State: Illinois

County: IL035—Cumberland

MLRA: 113—Central Claypan Areas

Regional Office: NC—North Central

Non-MLRA Soil Survey Area: IL035—Cumberland County, Illinois

7.5 Minute USGS Quad: 39088-C4—Neoga, Illinois

PEDON

Current Taxonomic Class: Fine, smectitic, mesic Vertic Endoaquolls

Current Taxon Kind: taxadjunct

Pedon Type: classifies to current taxon name, full description

Pedon Purpose: full pedon description

Pedon Record Orgin: Converted from SSL-CMS data

Pedon #: 20

Correlated Information:

Soil Name - Virden

PSC - 25 to 100 cm.

Classificaton Date - 7/11/2007

Soil Taxonomic Edition - twelfth edition

Moisture Class - aquic

Moisture Subclass - typic

Sampled As Information:

Soil Name - Virden

Taxonomic Class - Fine, smectitic, mesic Typic Haplaquolls

Taxon Kind - series

PSC - 28 to 79 cm.

Classificaton Date - 2/1/1989

Moisture Class - aquic

Dynamic Soil Properties:

Erosion Class - 0

Pedoderm Loose Cover Indicator - no

Hydric: no

SITE

Parent Material: Fine-textured loess & the underlying Roxana Silts over Illinois till with a strongly developed paleosol

Landscape: till plain

Landform: ground moraine

Runoff: very low

Drainage Class: poorly

Ponding: occasional ponding for long periods

Surface Fragments:

Benchmark Soil?: no

VEGETATION

SITE OBSERVATION

Observation Date: 2/1/1989 (actual site observation date)

Surface Cover Properties:

Pedoderm Loose Cover Indicator - no

Drained? - no

Bedded Soil? - no

Forest Plantation? - no

Site Erosion Accelerated: water erosion

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 A AB Btg1 Btg2 Btg3 2Btg4 2Btg5	0 18 28 41 56 91 109 142	18 28 41 56 91 109 142 168	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —

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 A AB Btg1 Btg2 Btg3 2Btg4 2Btg5	0 18 28 41 56 91 109 142	18 28 41 56 91 109 142 168	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —		— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —

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 A AB Btg1 Btg2 Btg3 2Btg4 2Btg5	0 18 28 41 56 91 109 142	18 28 41 56 91 109 142 168	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —	— — — — — — — —

Pedon Diagnostic Features
Feature Kind	Feature Depth L-H	Feature Thickness L-RV-H
	cm
mollic epipedon aquic conditions argillic horizon	0—56 0—200 56—168	—- —- —-

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	—	—	—	—		91	—	—	—	—	—	—	—	—	—	—	—	—	—

Ap—0 to 18 centimeters (0.0 to 7.1 inches); very dark brown (10YR 2/2), dark grayish brown (10YR 4/2), dry; silty clay loam; moderate medium granular structure; friable; many (10.0) very fine roots between peds and many (10.0) fine roots between peds; fragments; slightly acid, pH 6.1, pH indicator solutions; abrupt smooth boundary. Lab sample # 89P02037. few fine roots throughout

A—18 to 28 centimeters (7.1 to 11.0 inches); black (10YR 2/1), dark gray (10YR 4/1), dry; silty clay loam; mottles; weak fine subangular blocky parts to moderate medium granular structure; friable; many (10.0) very fine roots between peds and many (10.0) fine roots between peds; coats on faces of peds; 10 percent fine prominent irregular brown (7.5YR 4/4), moist, masses of oxidized iron with sharp boundaries in matrix and 10 percent prominent cylindrical light gray (10YR 7/1), dry, clay depletions with sharp boundaries on faces of peds; fragments; slightly acid, pH 6.1, pH indicator solutions; abrupt smooth boundary. Lab sample # 89P02038. few coats surface features on faces of peds; few fine roots throughout; common fine prominent 7.5YR44 mottles

AB—28 to 41 centimeters (11.0 to 16.1 inches); black (10YR 2/1), dark gray (10YR 4/1), dry; silty clay loam; mottles; moderate fine subangular blocky parts to moderate medium granular structure; firm; common (3.0) very fine roots between peds and common (3.0) fine roots between peds; 15 percent faint very dark gray (10YR 3/1), moist, organoargillans on all faces of peds; 10 percent fine prominent irregular brown (7.5YR 4/4), moist, masses of oxidized iron with sharp boundaries in matrix and 10 percent prominent dendritic light gray (10YR 7/1), dry, clay depletions with sharp boundaries on faces of peds; fragments; moderately acid, pH 5.8, pH indicator solutions; clear wavy boundary. Lab sample # 89P02039. few coats surface features on faces of peds; few fine roots throughout; common fine prominent 7.5YR44 mottles; continuous - phpvsfiid 1406453; continuous - phpvsfiid 1406453

Btg1—41 to 56 centimeters (16.1 to 22.0 inches); very dark gray (10YR 3/1), gray (10YR 5/1), dry; silty clay loam; mottles; moderate fine angular blocky, and moderate medium angular blocky structure; firm; common (3.0) very fine roots between peds and common (3.0) fine roots between peds; 15 percent distinct black (10YR 2/1), moist, organoargillans on all faces of peds; 10 percent fine prominent irregular brown (7.5YR 4/4), moist, masses of oxidized iron with sharp boundaries in matrix and 10 percent prominent cylindrical light gray (10YR 7/1), dry, clay depletions with sharp boundaries on faces of peds; fragments; moderately acid, pH 6.0, pH indicator solutions; clear wavy boundary. Lab sample # 89P02040. few organic coats surface features on faces of peds; common coats surface features on faces of peds; few fine roots throughout; common fine prominent 7.5YR44 mottles; continuous - phpvsfiid 1406454; continuous - phpvsfiid 1406454

Btg2—56 to 91 centimeters (22.0 to 35.8 inches); dark grayish brown (10YR 4/2) silty clay; and mottles; moderate medium prismatic parts to moderate medium angular blocky structure; firm; common (3.0) very fine roots between peds and common (3.0) fine roots between peds; 15 percent distinct very dark gray (10YR 3/1), moist, organoargillans on all faces of peds; 10 percent medium distinct irregular yellowish brown (10YR 5/4), moist, masses of oxidized iron with clear boundaries in matrix; fragments; moderately acid, pH 5.9, pH indicator solutions; abrupt smooth boundary. Lab sample # 89P02041. common clay films surface features on faces of peds; few manganese or iron-manganese stains surface features; few fine roots throughout; common medium prominent 10YR54 mottles; continuous - phpvsfiid 1406448; continuous - phpvsfiid 1406448

Btg3—91 to 109 centimeters (35.8 to 42.9 inches); grayish brown (10YR 5/2) silty clay loam; and and mottles; moderate medium prismatic parts to moderate medium angular blocky structure; firm; few (0.8) very fine roots between peds and few (0.8) fine roots between peds; 15 percent distinct very dark gray (10YR 3/1), moist, organoargillans on all faces of peds and 37 percent faint dark grayish brown (10YR 4/2), moist, clay films on all faces of peds; 10 percent medium distinct irregular weak red (7.5R 4/4), moist, masses of oxidized iron with clear boundaries in matrix and 10 percent fine faint irregular light brownish gray (2.5Y 6/2), moist, iron depletions with clear boundaries in matrix and 25 percent medium prominent irregular yellowish brown (10YR 5/6), moist, masses of oxidized iron with diffuse boundaries in matrix; fragments; neutral, pH 6.7, pH indicator solutions; abrupt smooth boundary. Lab sample # 89P02042. common clay films surface features on faces of peds; few manganese or iron-manganese stains surface features; few fine roots between peds; common medium prominent 7.5YR44 mottles; many medium distinct 10YR56 mottles; many medium faint 10YR52 mottles; continuous - phpvsfiid 1406451; continuous - phpvsfiid 1406452; continuous - phpvsfiid 1406451; continuous - phpvsfiid 1406452

2Btg4—109 to 142 centimeters (42.9 to 55.9 inches); 40 percent brown (7.5YR 4/4) and 60 percent grayish brown (10YR 5/2) silty clay loam; and and mottles; weak coarse prismatic parts to moderate medium angular blocky structure; friable; few (0.8) very fine roots between peds and few (0.8) fine roots between peds; manganese or iron-manganese stains and 15 percent prominent very dark gray (10YR 3/1), moist, organoargillans on surfaces along root channels and 37 percent distinct dark gray (10YR 4/1), moist, clay films on all faces of peds; 10 percent medium prominent irregular strong brown (7.5YR 5/6), moist, masses of oxidized iron with diffuse boundaries in matrix and 10 percent fine faint irregular light brownish gray (2.5Y 6/2), moist, iron depletions with diffuse boundaries in matrix; fragments; neutral, pH 6.6, pH indicator solutions; abrupt smooth boundary. Lab sample # 89P02043. few clay films surface features in root channels and/or pores; common clay films surface features on faces of peds; few manganese or iron-manganese stains surface features; few fine roots between peds; many fine faint 10YR51 mottles; many fine prominent 7.5YR44 mottles; about 15 percent sand; continuous - phpvsfiid 1406457; continuous - phpvsfiid 1406458; continuous - phpvsfiid 1406457; continuous - phpvsfiid 1406458

2Btg5—142 to 168 centimeters (55.9 to 66.1 inches); variegated 30 percent yellowish brown (10YR 5/4) and 40 percent light gray (2.5Y 7/2) and 30 percent brown (7.5YR 4/4) silty clay loam; weak medium prismatic parts to moderate medium angular blocky structure; friable; few (0.8) very fine roots top of horizon; 37 percent prominent black (10YR 2/1), moist, organic stains on vertical faces of peds and 37 percent distinct grayish brown (2.5Y 5/2), moist, clay films on vertical faces of peds; fragments; neutral, pH 6.6, pH indicator solutions; clear smooth boundary. Lab sample # 89P02044. The 2.5Y & 7.5YR matrix colors are outside the RIC; common clay films surface features in root channels and/or pores; common manganese or iron-manganese stains surface features; few fine roots between peds; about 15 percent sand and developed in Roxana Silts; discontinuous - phpvsfiid 1406449; discontinuous - phpvsfiid 1406450; discontinuous - phpvsfiid 1406449; discontinuous - phpvsfiid 1406450