IDENTIFIERS

Current Taxon Name (Soil Name): Buckhart

OSD

Series Extent

User Site ID: 1965IL187001

User Pedon ID: 1965IL187001

Lab Information:

Certified Lab Pedon Description - no

Lab Source ID - IL SCL

Lab Pedon # - 65IL187001

NCSS Pedon Lab Data NASIS Record ID - 20602

Print Date: 12/11/2024

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: 40.8915672

Std. Longitude: -90.7225102

Datum: WGS84

Township: 10N

Range: 3W

Section: 3

PLSS Details: 1965 feet west and 628 feet south of the NW corner of section.

State: Illinois

County: IL187—Warren

MLRA: 108—Illinois and Iowa Deep Loess and Drift

Non-MLRA Soil Survey Area: IL187—Warren County, Illinois

PEDON

Describers Name: JDA, HLW, RLJ, AHB

Current Taxonomic Class: Fine-silty, mixed, superactive, mesic Oxyaquic Argiudolls

Current Taxon Kind: series

Pedon Type: classifies to current taxon name, full description

Pedon Purpose: full pedon description

Pedon Record Orgin: PedonPC

Pedon #: 1

Correlated Information:

Soil Name - Buckhart

PSC - 38 to 88 cm.

Classificaton Date - 7/10/2009

Soil Taxonomic Edition - eleventh edition

Moisture Class - udic

Moisture Subclass - typic

Sampled As Information:

Soil Name - Osco

Classificaton Date - 11/1/1965

Dynamic Soil Properties:

Erosion Class - 1

Pedoderm Loose Cover Indicator - no

Hydric: no

SITE

Parent Material: loess

Landscape: upland

Landform: knoll

Drainage Class: moderately well

Surface Fragments:

Benchmark Soil?: no

VEGETATION

SITE OBSERVATION

Observation Date: 11/1/1965 (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

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
5	—	—	232	—		825	—	170	11	—	—	—	—	—	—	—	—	—	—

Ap—0 to 15 centimeters (0.0 to 5.9 inches); very dark brown (10YR 2/2) silt loam; weak fine granular structure; friable; fragments; slightly acid, pH 6.5; abrupt smooth boundary. Lab sample # IL20035

A1—15 to 23 centimeters (5.9 to 9.1 inches); very dark grayish brown (10YR 3/2) silt loam; weak fine granular structure; friable; light gray (10YR 7/1) silt coats on all faces of peds; fragments; moderately acid, pH 5.8; clear smooth boundary. Lab sample # IL20036

A2—23 to 38 centimeters (9.1 to 15.0 inches); dark brown (10YR 3/3) silt loam; moderate very fine subangular blocky structure; firm; light gray (10YR 7/1) silt coats on all faces of peds; fragments; moderately acid, pH 5.8; clear smooth boundary. Lab sample # IL20037

Bw—38 to 51 centimeters (15.0 to 20.1 inches); dark yellowish brown (10YR 4/4) silt loam; moderate fine subangular blocky structure; firm; fragments; moderately acid, pH 5.6; clear smooth boundary. Lab sample # IL20038

Btg1—51 to 64 centimeters (20.1 to 25.2 inches); dark yellowish brown (10YR 4/4) silty clay loam; moderate fine subangular blocky structure; firm; brown (10YR 4/3) clay films on all faces of peds; fragments; strongly acid, pH 5.2; clear smooth boundary. Lab sample # IL20039

Btg2—64 to 84 centimeters (25.2 to 33.1 inches); dark yellowish brown (10YR 4/4) silty clay loam; weak fine prismatic, and moderate fine subangular blocky structure; firm; brown (10YR 4/3) clay films on all faces of peds; 25 percent fine iron-manganese concretions; fragments; strongly acid, pH 5.2; clear smooth boundary. Lab sample # IL20040, IL20041. Horizon split for sampling: IL20040 64 to 74 cm, IL20041 74 to 84 cm.

Btg3—84 to 102 centimeters (33.1 to 40.2 inches); yellowish brown (10YR 5/4) silty clay loam; weak medium subangular blocky structure; firm; brown (10YR 4/3) clay films on all faces of peds; 25 percent fine iron-manganese concretions and 25 percent fine distinct grayish brown (10YR 5/2) iron depletions; fragments; strongly acid, pH 5.4; gradual smooth boundary. Lab sample # IL20042, IL20043. Horizon split for sampling: IL20042 84 to 94 cm, IL20043 94 to 102 cm.

BCg—102 to 122 centimeters (40.2 to 48.0 inches); brown (10YR 5/3) silty clay loam; weak coarse subangular blocky structure; friable; 25 percent fine iron-manganese concretions and 25 percent fine distinct light brownish gray (2.5Y 6/2) iron depletions; fragments; strongly acid, pH 5.5; diffuse smooth boundary. Lab sample # IL20045, IL20044. Horizon split for sampling: IL20044 102 to 112 cm, IL20045 112 to 122 cm.

Cg1—122 to 150 centimeters (48.0 to 59.1 inches); brown (10YR 5/3) silt loam; massive; friable; 25 percent fine iron-manganese concretions and 25 percent fine distinct grayish brown (2.5Y 5/2) iron depletions; fragments; moderately acid, pH 5.7; diffuse smooth boundary. Lab sample # IL20046, IL20047. Horizon split for sampling: IL20046 122 to 135 cm, IL20047 135 to 150 cm.

Cg2—150 to 175 centimeters (59.1 to 68.9 inches); light brownish gray (2.5Y 6/2) silt loam; massive; friable; 25 percent fine distinct yellowish brown (10YR 5/4) masses of oxidized iron; fragments; slightly acid, pH 6.1; gradual smooth boundary. Lab sample # IL20049, IL20048. Horizon split for sampling: IL20048 150 to 163 cm, IL20049 163 to 175 cm.

Cg3—175 to 193 centimeters (68.9 to 76.0 inches); light brownish gray (2.5Y 6/2) silt loam; massive; friable; 25 percent fine iron-manganese concretions and 25 percent fine distinct yellowish brown (10YR 5/4) masses of oxidized iron; fragments; slight effervescence; neutral, pH 7.3; gradual smooth boundary. Lab sample # IL20051, IL20050. Horizon split for sampling: IL20050 175 to 185 cm, IL20051 185 to 193 cm.

Cg4—193 to 224 centimeters (76.0 to 88.2 inches); light brownish gray (2.5Y 6/2) silt loam; massive; friable; 25 percent fine iron-manganese concretions and 25 percent fine distinct yellowish brown (10YR 5/4) masses of oxidized iron; fragments; slight effervescence; moderately alkaline, pH 8.0; gradual smooth boundary. Lab sample # IL20052, IL20053. Horizon split for sampling: IL20052 193 to 208 cm, IL20053 208 to 224 cm.

Cg5—224 to 249 centimeters (88.2 to 98.0 inches); light brownish gray (2.5Y 6/2) silt loam; massive; friable; 25 percent fine iron-manganese concretions and 25 percent fine distinct yellowish brown (10YR 5/4) masses of oxidized iron; 1 percent by volume shell fragments fragments; slight effervescence; moderately alkaline, pH 8.1; gradual smooth boundary. Lab sample # IL20055, IL20054. Horizon split for sampling: IL20054 224 to 236 cm, IL20055 236 to 249 cm.

Cg6—249 to 279 centimeters (98.0 to 109.8 inches); grayish brown (2.5Y 5/2) silt loam; massive; friable; 10 percent fine distinct yellowish brown (10YR 5/4) masses of oxidized iron and 25 percent fine iron-manganese concretions; shell fragments fragments; slight effervescence; moderately alkaline, pH 8.2; gradual smooth boundary. Lab sample # IL20056, IL20057. Horizon split for sampling: IL20056 249 to 267 cm, IL20057 267 to 279 cm.

Cg7—279 to 302 centimeters (109.8 to 118.9 inches); grayish brown (2.5Y 5/2) silt loam; massive; friable; 10 percent fine distinct light olive brown (2.5Y 5/4) masses of oxidized iron and 25 percent fine iron-manganese concretions; shell fragments fragments; slight effervescence; moderately alkaline, pH 8.1; gradual smooth boundary. Lab sample # IL20059, IL20058. Horizon split for sampling: IL20058 279 to 292 cm, IL20059 292 to 302 cm.

Cg8—302 to 325 centimeters (118.9 to 128.0 inches); grayish brown (2.5Y 5/2) silt loam; massive; friable; 10 percent fine distinct yellowish brown (10YR 5/4) masses of oxidized iron and 25 percent fine iron-manganese concretions; 10 percent by volume shell fragments fragments; slight effervescence; moderately alkaline, pH 8.0; gradual smooth boundary. Lab sample # IL20061, IL20060. Horizon split for sampling: IL20060 302 to 315 cm, IL20061 315 to 325 cm.

Cg9—325 to 343 centimeters (128.0 to 135.0 inches); grayish brown (2.5Y 5/2) silt loam; massive; friable; 1 percent fine distinct yellowish brown (10YR 5/4) masses of oxidized iron and 25 percent fine iron-manganese concretions; shell fragments fragments; slight effervescence; moderately alkaline, pH 7.9; gradual smooth boundary. Lab sample # IL20062, IL20063. Horizon split for sampling: IL20062 325 to 335 cm, IL20063 335 to 343 cm.

Cg10—343 to 348 centimeters (135.0 to 137.0 inches); variegated yellowish brown (10YR 5/4) and (2.5Y 5/2) silt loam; massive; 25 percent fine iron-manganese concretions; fragments; slight effervescence; moderately alkaline, pH 7.9; gradual smooth boundary. Lab sample # IL20064

Cg11—348 to 368 centimeters (137.0 to 144.9 inches); grayish brown (2.5Y 5/2) silt loam; massive; 10 percent fine distinct yellowish brown (10YR 5/4) masses of oxidized iron and 25 percent fine iron-manganese concretions; fragments; slight effervescence; moderately alkaline, pH 7.9 irregular boundary. Lab sample # IL20065, IL20066. Horizon split for sampling: IL20065 348 to 358 cm, IL20066 358 to 368 cm.

2Cg12—368 to 378 centimeters (144.9 to 148.8 inches); dark grayish brown (10YR 4/2) silt loam; massive; firm; 1 percent medium iron-manganese concretions and 1 percent fine distinct dark yellowish brown (10YR 4/4) masses of oxidized iron; fragments; slightly alkaline, pH 7.5; clear smooth boundary. Lab sample # IL20067

3Bb1—378 to 391 centimeters (148.8 to 153.9 inches); dark brown (10YR 3/3) silt loam; massive; firm; 10 percent fine distinct dark yellowish brown (10YR 4/4) masses of oxidized iron and 25 percent medium iron-manganese concretions; fragments; slightly alkaline, pH 7.4; gradual smooth boundary. Lab sample # IL20068

3Bb2—391 to 422 centimeters (153.9 to 166.1 inches); dark brown (10YR 3/3) silt loam; massive; firm; 1 percent very fine distinct dark yellowish brown (10YR 4/4) masses of oxidized iron; fragments; slightly alkaline, pH 7.4. Lab sample # IL20069, IL20070. Horizon split for sampling: IL20069 391 to 406 cm, IL20070 406 to 422 cm.