*** Primary Characterization Data ***

Pedon ID: 1978IL157051

( Randolph, Illinois )

Print Date: Oct 31 2024 7:05PM

Sampled as on Oct 30, 1978:	Darmstadt
Revised to correlated:	Marine ; Fine, smectitic, mesic Aeric Albaqualfs

				State of Illinois
SSL	-	Project	IL200810   University of Illinois, Soil Characterization Data Book #09	University of Illinois
	-	Site ID	1978IL157051   Lat: 38° 9' 26.32" north  Long: 89° 40' 40.18" west  MLRA: 114B	Soil Characterization Laboratory
	-	Pedon No.	78IL157051	Department of Natural Resources and Environmental Science
	-	General Methods 1B1A, 2A1, 2B		Urbana, Illinois

---

Layer	Horizon	Orig Hzn	Depth (cm)	Field Label 1	Field Label 2	Field Label 3	Field Texture	Lab Texture
IL26174	Ap	Ap	0-23					SIL
IL26175	A2	A2	23-36					SI
IL26176	B21t	B21t	36-58					SIC
IL26177	B22t	B22t	58-76					SICL
IL26178	B23t	B23t	76-89					SICL
IL26179	B3	B3	89-104					SIL
IL26180	C	C	104-152					SIL

---

---

PSDA  &  Rock Fragments				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-	-13-	-14-	-15-	-16-	-17-	-18-
					(- - - - - Total - - - - - -)			(- - Clay - - -)		(- - - - Silt - - - - -)		(- - - - - - - - - - - - Sand - - - - - - - - - - - -)					( Rock Fragments   (mm) )
				Lab	Clay	Silt	Sand	Fine	CO3	Fine	Coarse	VF	F	M	C	VC	(- - - - - - - - Weight - - - - - - - -)				>2 mm
				Text-	<	.002	.05	<	<	.002	.02	.05	.10	.25	.5	1	2	5	20	.1-	wt %
	Depth			ure	.002	-.05	-2	.0002	.002	-.02	-.05	-.10	-.25	-.50	-1	-2	-5	-20	-75	75	whole
Layer	(cm)	Horz	Prep		(- - - - - - - - - - - - - - - - - - - - - - - - - - % of <2mm Mineral Soil - - - - - - - - - - - - - - - - - - - - - - - - - - -)												(- - - - - - - % of <75mm - - - - - -)				soil
				3A1a1a	3A1a1a	3A1a1a	3A1a1a
IL26174	0-23	Ap	S	sil	12.0	83.0	4.0
IL26175	23-36	A2	S	si	11.0	84.0	4.0
IL26176	36-58	B21t	S	sic	43.0	55.0	1.0
IL26177	58-76	B22t	S	sicl	39.0	57.0	3.0
IL26178	76-89	B23t	S	sicl	29.0	68.0	2.0
IL26179	89-104	B3	S	sil	25.0	72.0	1.0
IL26180	104-152	C	S	sil	24.0	72.0	3.0

*** Primary Characterization Data ***

Pedon ID: 1978IL157051

( Randolph, Illinois )

Print Date: Oct 31 2024 7:05PM

Sampled As	:	Darmstadt
University of Illinois Soil Survey Laboratory			;	Pedon No.  78IL157051

---

Bulk Density  &  Moisture

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

-12-

-13-

-14-

(Bulk Density)

Cole

(- - - - - - - - - - - Water Content - - - - - - - - - - -)

( Air Dry-Oven Dry )

WRD

Aggst

33

Oven

Whole

6

10

33

1500

1500 kPa

(- - - - Ratio - - - -)

Whole

Stabl

(- - Ratio/Clay - -)

Depth

kPa

Dry

Soil

kPa

kPa

kPa

kPa

Moist

Corrected

Soil

2-0.5mm

CEC7

1500 kPa

Layer

(cm)

Horz

Prep

(- - - g cm-3 - - -)

(- - - - - - - - - - - - pct of < 2mm - - - - - - - - - - - -)

cm3 cm-3

%

IL26176

36-58

B21t

S

0.90

IL26177

58-76

B22t

S

0.89

IL26178

76-89

B23t

S

1.01

IL26179

89-104

B3

S

0.89

IL26180

104-152

C

S

0.86

---

Carbon  &  Extractions

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

-12-

-13-

-14-

-15-

-16-

-17-

-18-

-19-

(- - - - - Total - - - - -)

Est

OC

C/N

(- - - Dith-Cit Ext - - -)

(- - - - - - Ammonium Oxalate Extraction - - - - - -)

(- - - Na Pyro-Phosphate - - -)

Depth

C

N

S

OC

(WB)

Ratio

Fe

Al

Mn

Al+½Fe

ODOE

Fe

Al

Si

Mn

C

Fe

Al

Mn

Layer

(cm)

Horz

Prep

(- - - - - - - - - - % of <2 mm - - - - - - - - - -)

(- - - - - - - - - - - - - - - - - - - % of < 2mm - - - - - - - - - - - - - - - - -)

mg kg-1

(- - - - - - % of < 2mm - - - - -)

6A1a

IL26174

0-23

Ap

S

1.10

IL26175

23-36

A2

S

--

IL26176

36-58

B21t

S

--

IL26177

58-76

B22t

S

--

IL26178

76-89

B23t

S

--

IL26179

89-104

B3

S

--

IL26180

104-152

C

S

--

---

CEC  &  Bases

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

-12-

-13-

-14-

(- - - - - - NH4OAC Extractable Bases - - - - -)

CEC8

CEC7

ECEC

(- - - - Base - - - -)

Sum

Acid-

Extr

KCl

Sum

NH4

Bases

Al

(- Saturation -)

Depth

Ca

Mg

Na

K

Bases

ity

Al

Mn

Cats

OAC

+Al

Sat

Sum

NH4OAC

Layer

(cm)

Horz

Prep

(- - - - - - - - - - - - - - - - - cmol(+) kg-1 - - - - - - - - - - - - - - - - - - -)

mg kg-1

(- - - - cmol(+) kg-1 - - -)

(- - - - - - - - % - - - - - - - -)

6P2

6Q2

5A8b

IL26176

36-58

B21t

S

--

--

38.9

IL26177

58-76

B22t

S

2.9

0.3

34.6

IL26178

76-89

B23t

S

2.5

0.3

29.2

IL26179

89-104

B3

S

2.5

0.3

22.3

IL26180

104-152

C

S

2.1

0.2

20.6

*** Primary Characterization Data ***

Pedon ID: 1978IL157051

( Randolph, Illinois )

Print Date: Oct 31 2024 7:05PM

Sampled As	:	Darmstadt
University of Illinois Soil Survey Laboratory			;	Pedon No.  78IL157051

---

Salt

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

-12-

-13-

-14-

-15-

-16-

-17-

-18-

-19-

-20-

(- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Water Extracted From Saturated Paste - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -)

1:2

Total

Elec

Elec

Exch

Depth

Ca

Mg

Na

K

CO3

HCO3

F

Cl

PO4

Br

OAC

SO4

NO2

NO3

H2O

Salts

Cond

Cond

Na

SAR

Layer

(cm)

Horz

Prep

(- - - - - mmol(+) L-1 - - - - -)

(- - - - - - - - - - - - - - - - - - - - - - mmol(-) L-1 - - - - - - - - - - - - - - - - - - - -)

(- - - - % - - - -)

(- - dS m-1 - -)

%

IL26176

36-58

B21t

S

--

IL26177

58-76

B22t

S

8

IL26178

76-89

B23t

S

9

IL26179

89-104

B3

S

11

IL26180

104-152

C

S

10

---

pH  &  Carbonates

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

(- - - - - - - - - - - - - - - - - - pH - - - - - - - - - - - - - - - - -)

(- - Carbonate - -)

(- - Gypsum - - -)

CaCl2

As CaCO3

As CaSO4*2H2O

Resist

Depth

0.01M

H2O

Sat

<2mm

<20mm

<2mm

<20mm

ohms

Layer

(cm)

Horz

Prep

KCl

1:2

1:1

Paste

Oxid

NaF

(- - - - - - - - - - - - % - - - - - - - - - - -)

cm-1

8C1a

6E1e

IL26176

36-58

B21t

S

7.5

IL26177

58-76

B22t

S

7.5

1

IL26178

76-89

B23t

S

8.2

2

IL26179

89-104

B3

S

8.3

1

IL26180

104-152

C

S

1