IDENTIFIERS

Current Taxon Name (Soil Name): Varna

OSD

Series Extent

User Site ID: S2008IL091001

User Pedon ID: S2008IL091001

Lab Information:

Certified Lab Pedon Description - yes

Lab Source ID - SSL

Lab Pedon # - 08N0631

NCSS Pedon Lab Data NASIS Record ID - 20180

User Project ID: 201911AUR019

Project Name: EVAL - MLRA 110 - Varna silt loam, 6 to 12 percent slopes, eroded

Print Date: 6/2/2024

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: 41.0139198

Std. Longitude: -88.0137177

Datum: WGS84

Township: 29N

Range: 11E

Section: 7

PLSS Details: 253 feet south and 875 feet west of the northwest corner

Location Description: Located in a wheat field owned and operated by Craig Frerichs.

State: Illinois

County: IL091—Kankakee

MLRA: 110—Northern Illinois and Indiana Heavy Till Plain

MLRA Soil Survey Area: NC-AUR—Aurora, Illinois

Non-MLRA Soil Survey Area: IL091—Kankakee County, Illinois

7.5 Minute USGS Quad: 41088-A1—Herscher, Illinois

PEDON

Describers Name: Alison Steglich

Current Taxonomic Class: Fine, illitic, mesic Oxyaquic Argiudolls

Current Taxon Kind: series

Pedon Type: classifies to current taxon name, full description

Pedon Purpose: soil survey inventory

Pedon Record Orgin: NASIS

Pedon #: 1

Correlated Information:

Soil Name - Varna

PSC - 33 to 83 cm.

Classificaton Date - 2/28/2019

Soil Taxonomic Edition - twelfth edition

Moisture Class - udic

Moisture Subclass - oxyaquic

Sampled As Information:

Soil Name - Varna

Classificaton Date - 7/31/2008

Dynamic Soil Properties:

Erosion Class - 1

Pedoderm Loose Cover Indicator - no

Hydric: no

SITE

Parent Material: loess over till

Landform: interfluve

Geomorphic Component Hills: side slope

Hill Slope Profile: backslope

Slope Position: upper third

Slope Complexity: simple

Slope Shape Across: linear

Slope Shape Down: convex

Drainage Class: moderately well

Surface Fragments:

Benchmark Soil?: no

VEGETATION

SITE OBSERVATION

Observation Date: 7/31/2008 (actual site observation 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 Diagnostic Features
Feature Kind	Feature Depth L-H	Feature Thickness L-RV-H
	cm
mollic epipedon argillic horizon lithologic discontinuity densic contact	0—33 33—86 33—33 111—111	—33— —53— —0— —0—

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
3	—	—	263	—	135	—	—	—	—	—	—	—	—	—	—	—	—	—	—

Ap—0 to 11 centimeters (0.0 to 4.3 inches); very dark grayish brown (10YR 3/2) silt loam; moderate fine granular structure; friable; 21.0 very fine roots throughout; fragments; noneffervescent, by hcl, 1n; slightly acid, pH 6.4, chlorophenol red; clear smooth boundary. Lab sample # 08N03854; observed in pit, small

A—11 to 33 centimeters (4.3 to 13.0 inches); very dark gray (10YR 3/1) silt loam; moderate medium subangular blocky structure; friable; 21.0 very fine roots throughout; 1 percent by volume 2-3-5 millimeter mixed fragments; noneffervescent, by hcl, 1n; slightly acid, pH 6.4, chlorophenol red; clear smooth boundary. Lab sample # 08N03855; observed in pit, small

2Bt1—33 to 44 centimeters (13.0 to 17.3 inches); dark yellowish brown (10YR 4/4) silty clay loam; weak fine prismatic structure; friable; 3.0 very fine roots throughout; 15 percent distinct very dark gray (10YR 3/1), moist, organic stains on surfaces along pores and 30 percent distinct brown (10YR 4/3), moist, clay films on all faces of peds; 3 percent by volume 2-3-5 millimeter mixed fragments; noneffervescent, by hcl, 1n; neutral, pH 6.6, chlorophenol red; clear smooth boundary. Lab sample # 08N03856; observed in pit, small

2Bt2—44 to 55 centimeters (17.3 to 21.7 inches); dark yellowish brown (10YR 4/4) silty clay loam; moderate medium prismatic structure; firm; 3.0 very fine roots throughout; 10 percent distinct very dark grayish brown (10YR 3/2), moist, organoargillans on all faces of peds and 30 percent distinct brown (10YR 4/3), moist, clay films on all faces of peds; 3 percent fine prominent strong brown (7.5YR 4/6), moist, masses of oxidized iron at top of horizon; 4 percent by volume 2-3-5 millimeter mixed fragments; noneffervescent, by hcl, 1n; neutral, pH 6.6, chlorophenol red; clear smooth boundary. Lab sample # 08N03857; observed in pit, small

2Bt3—55 to 66 centimeters (21.7 to 26.0 inches); dark yellowish brown (10YR 4/4) silty clay loam; moderate medium prismatic structure; firm; 3.0 very fine roots throughout; 5 percent distinct black (2.5Y 2.5/1), moist, clay films on surfaces along root channels and 25 percent distinct very dark grayish brown (10YR 3/2), moist, organoargillans on all faces of peds; 3 percent prominent strong brown (7.5YR 4/6), moist, masses of oxidized iron throughout and 10 percent prominent light brownish gray (2.5Y 6/2), moist, iron depletions throughout and 10 percent fine prominent yellowish brown (10YR 5/6), moist, masses of oxidized iron throughout; 4 percent by volume 2-3-5 millimeter mixed fragments; noneffervescent, by hcl, 1n; neutral, pH 7.2, chlorophenol red; abrupt smooth boundary. Lab sample # 08N03858; observed in pit, small

2Bt4—66 to 86 centimeters (26.0 to 33.9 inches); brown (10YR 5/3) silty clay loam; strong medium angular blocky structure; firm; 0.5 very fine roots throughout; 5 percent distinct very dark grayish brown (10YR 3/2), moist, organoargillans on top faces of peds and 20 percent distinct grayish brown (2.5Y 5/2), moist, clay films on all faces of peds; 1 percent fine prominent gray (2.5Y 6/1), moist, iron depletions at top of horizon and 3 percent fine prominent strong brown (7.5YR 5/8), moist, masses of oxidized iron at top of horizon and 8 percent fine prominent strong brown (7.5YR 4/6), moist, masses of oxidized iron at top of horizon and 12 percent fine prominent grayish brown (2.5Y 5/2), moist, iron depletions at top of horizon; 5 percent by volume 2-3-5 millimeter mixed fragments; strong effervescence, by hcl, 1n; slightly alkaline, pH 7.6, chlorophenol red; clear smooth boundary. Lab sample # 08N03859; observed in pit, small

2BCt—86 to 111 centimeters (33.9 to 43.7 inches); reddish brown (2.5YR 5/3) silty clay loam; weak medium angular blocky structure; firm; 0.5 very fine roots throughout; 10 percent distinct grayish brown (2.5Y 5/2), moist, clay films on all faces of peds; 7 percent medium prominent gray (2.5Y 6/1), moist, iron depletions at top of horizon and 8 percent fine prominent strong brown (7.5YR 5/8), moist, masses of oxidized iron at top of horizon and 10 percent fine prominent strong brown (7.5YR 5/6), moist, masses of oxidized iron at top of horizon and 10 percent fine faint grayish brown (2.5Y 5/2), moist, iron depletions at top of horizon; 5 percent by volume 2-3-5 millimeter mixed fragments; strong effervescence, by hcl, 1n; slightly alkaline, pH 7.6, chlorophenol red; clear smooth boundary. Lab sample # 08N03860; observed in pit, small

2Cd—111 to 152 centimeters (43.7 to 59.8 inches); reddish brown (2.5YR 5/3) silty clay loam; massive; firm; 3 percent fine strong brown (7.5YR 5/8), moist, masses of oxidized iron throughout and 5 percent medium gray (2.5Y 6/1), moist, iron depletions throughout and 5 percent fine strong brown (7.5YR 4/6), moist, masses of oxidized iron throughout; 7 percent by volume 2-3-5 millimeter mixed fragments; strong effervescence, by hcl, 1n; slightly alkaline, pH 7.6, chlorophenol red. Lab sample # 08N03861; observed in pit, small