IDENTIFIERS

Current Taxon Name (Soil Name): Ipava

OSD

Series Extent

User Site ID: 1939IL109001

User Pedon ID: 1939IL109001

Lab Information:

Certified Lab Pedon Description - no

Lab Source ID - IL SCL

Lab Pedon # - 39IL109001

NCSS Pedon Lab Data NASIS Record ID - 20405

Print Date: 5/31/2024

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: 40.4117137

Std. Longitude: -90.5991525

Datum: WGS84

Township: 5N

Range: 2W

Section: 14

Location Description: 150 FT E of center of intersection on the N side of the road

State: Illinois

County: IL109—McDonough

MLRA: 108—Illinois and Iowa Deep Loess and Drift

Non-MLRA Soil Survey Area: IL109—McDonough County, Illinois

PEDON

Describers Name: JBF, RBG, LJB, HLW

Current Taxonomic Class: Fine, smectitic, mesic Aquic Pachic Argiudolls

Current Taxon Kind: taxadjunct

Pedon Type: taxadjunct to the series

Pedon Purpose: soil survey inventory

Pedon Record Orgin: PedonPC

Pedon #: 1

Correlated Information:

Soil Name - Ipava

PSC - 61 to 111 cm.

Classificaton Date - 2/22/2010

Moisture Class - udic

Moisture Subclass - aquic

Sampled As Information:

Soil Name - Ipava

Classificaton Date - 11/1/1939

Dynamic Soil Properties:

Erosion Class - 1

Pedoderm Loose Cover Indicator - no

Hydric: no

SITE

Parent Material: loess

Landscape: upland

Landform: flat

Drainage Class: somewhat poorly

Surface Fragments:

Benchmark Soil?: no

VEGETATION

SITE OBSERVATION

Observation Date: 11/1/1939 (entry creation date)

Surface Cover Properties:

Site Obs. Cover Kind 1 - grass/herbaceous cover

Site Obs. Cover Kind 2 - hayland

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
1	—	—	—	—		1050	—	190	13	—	—	—	—	—	—	—	—	—	—

A1—0 to 15 centimeters (0.0 to 5.9 inches); black (10YR 2/1), dark gray (10YR 4/1) and very dark grayish brown (10YR 3/2) crushed, dry; silt loam; moderate fine granular structure; fragments; moderately acid, pH 5.6; gradual smooth boundary. Lab sample # IL15944

A2—15 to 28 centimeters (5.9 to 11.0 inches); black (10YR 2/1), dark gray (10YR 4/1) and dark grayish brown (10YR 4/2) crushed, dry; silty clay loam; weak medium platy, and moderate fine subangular blocky structure; fragments; moderately acid, pH 5.6; gradual smooth boundary. Lab sample # IL15945

A3—28 to 46 centimeters (11.0 to 18.1 inches); black (10YR 2/1), gray (10YR 5/1) and very dark grayish brown (10YR 3/2) crushed, dry; silty clay loam; moderate medium subangular blocky structure; fragments; strongly acid, pH 5.5; gradual smooth boundary. Lab sample # IL15946, IL15948, IL15947. Horizon split for sampling: IL15946 28 to 33 cm, IL15947 33 to 41 cm, IL15948 41 to 46 cm.

A4—46 to 61 centimeters (18.1 to 24.0 inches); very dark brown (10YR 2/2), very dark grayish brown (10YR 3/2), dry; silty clay loam; moderate fine angular blocky structure; fragments; moderately acid, pH 5.6; clear smooth boundary. Lab sample # IL15949, IL15951, IL15950. Horizon split for sampling: IL15949 46 to 51 cm, IL15950 51 to 56 cm, IL15951 56 to 61 cm.

Bt1—61 to 66 centimeters (24.0 to 26.0 inches); dark grayish brown (10YR 4/2) silty clay loam; moderate fine subangular blocky structure; very dark gray (10YR 3/1) organoargillans on all faces of peds; 1 percent fine distinct pale brown (10YR 6/3) masses of oxidized iron; fragments; strongly acid, pH 5.4; clear smooth boundary. Lab sample # IL15952

Bt2—66 to 79 centimeters (26.0 to 31.1 inches); grayish brown (10YR 5/2) silty clay loam; moderate fine subangular blocky structure; very dark gray (10YR 3/1) organoargillans on all faces of peds; 10 percent medium prominent yellowish brown (10YR 5/8) masses of oxidized iron; fragments; strongly acid, pH 5.5; clear smooth boundary. Lab sample # IL15953, IL15954. Horizon split for sampling: IL15953 66 to 71 cm, IL15954 71 to 79 cm.

Bt3—79 to 91 centimeters (31.1 to 35.8 inches); grayish brown (2.5Y 5/2) silty clay loam; strong medium prismatic, and strong medium angular blocky structure; very dark gray (10YR 3/1) organoargillans on all faces of peds; 10 percent medium prominent yellowish brown (10YR 5/8) masses of oxidized iron; fragments; strongly acid, pH 5.5; clear smooth boundary. Lab sample # IL15955, IL15956. Horizon split for sampling: IL15955 79 to 84 cm, IL15956 84 to 91 cm.

Bt4—91 to 119 centimeters (35.8 to 46.9 inches); grayish brown (2.5Y 5/2) silty clay loam; moderate coarse angular blocky, and moderate medium prismatic structure; dark gray (10YR 4/1) clay films on all faces of peds and dark gray (10YR 4/1) clay films on surfaces along root channels; 10 percent medium prominent yellowish brown (10YR 5/8) masses of oxidized iron; fragments; slightly acid, pH 6.3; gradual smooth boundary. Lab sample # IL15957, IL15959, IL15958. Horizon split for sampling: IL15957 91 to 99 cm, IL15958 99 to 107 cm, IL15959 107 to 119 cm.

BC—119 to 129 centimeters (46.9 to 50.8 inches); grayish brown (2.5Y 5/2) silty clay loam; coarse angular blocky structure; very dark gray (10YR 3/1) organoargillans on all faces of peds and very dark gray (10YR 3/1) organoargillans on surfaces along pores; 10 percent medium prominent yellowish brown (10YR 5/8) masses of oxidized iron; fragments; neutral, pH 6.7; gradual wavy boundary. Lab sample # IL15960

C—129 to 211 centimeters (50.8 to 83.1 inches); grayish brown (2.5Y 5/2) silt loam; massive; 0.6 pores; very dark gray (10YR 3/1) organoargillans on surfaces along pores; 10 percent medium distinct yellowish brown (10YR 5/8) masses of oxidized iron; fragments; neutral, pH 6.9. Lab sample # IL15964, IL15961, IL15962, IL15963. Horizon split for sampling: IL15961 129 to 147 cm, IL15962 147 to 163 cm, IL15963 163 to 188 cm, IL15964 188 to 211 cm.