*** Primary Characterization Data ***

Pedon ID: 1976IL075012

( Iroquois, Illinois )

Print Date: Feb 16 2025 5:27AM

Sampled as on Aug 30, 1976:	Rowe
Revised to correlated:	Rowe ; Fine, mixed, superactive, mesic Vertic Argiaquolls

				State of Illinois
SSL	-	Project	IL200808   University of Illinois, Soil Characterization Data Book #07	University of Illinois
	-	Site ID	1976IL075012	Soil Characterization Laboratory
	-	Pedon No.	76IL075012	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
IL24365	Ap	Ap	0-23					SICL
IL24366	B1	B1	23-28					SIC
IL24367	B1	B1	28-33					SIC
IL24368	B1	B1	33-38					SIC
IL24369	B21t	B21t	38-43					SIC
IL24370	B21t	B21t	43-48					C
IL24371	B22t	B22t	48-53					C
IL24372	B22t	B22t	53-58					C
IL24373	B22t	B22t	58-64					C
IL24374	B23t	B23t	64-69					C
IL24375	B23t	B23t	69-74					C
IL24376	B23t	B23t	74-79					C
IL24377	B23t	B23t	79-84					SIC
IL24378	B23t	B23t	84-89					SIC
IL24379	B23t	B23t	89-99					SIC
IL24380	B3	B3	99-145					SIC

---

*** Primary Characterization Data ***

Pedon ID: 1976IL075012

( Iroquois, Illinois )

Print Date: Feb 16 2025 5:27AM

Sampled As	:	Rowe
University of Illinois Soil Survey Laboratory			;	Pedon No.  76IL075012

---

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	3A1a1a
IL24365	0-23	Ap	S	sicl	36.0	53.0	10.0	20.0
IL24366	23-28	B1	S	sic	44.0	49.0	6.0	24.0
IL24367	28-33	B1	S	sic	48.0	46.0	5.0	26.0
IL24368	33-38	B1	S	sic	49.0	44.0	5.0	28.0
IL24369	38-43	B21t	S	sic	55.0	40.0	4.0	34.0
IL24370	43-48	B21t	S	c	57.0	38.0	4.0	34.0
IL24371	48-53	B22t	S	c	57.0	38.0	4.0	34.0
IL24372	53-58	B22t	S	c	58.0	37.0	4.0	36.0
IL24373	58-64	B22t	S	c	59.0	36.0	3.0	38.0
IL24374	64-69	B23t	S	c	58.0	37.0	4.0	36.0
IL24375	69-74	B23t	S	c	57.0	38.0	4.0	34.0
IL24376	74-79	B23t	S	c	55.0	39.0	4.0	33.0
IL24377	79-84	B23t	S	sic	54.0	41.0	4.0	32.0
IL24378	84-89	B23t	S	sic	51.0	42.0	5.0	28.0
IL24379	89-99	B23t	S	sic	54.0	44.0	--	17.0
IL24380	99-145	B3	S	sic	52.0	46.0	1.0	18.0

---

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

%

IL24365

0-23

Ap

S

0.59

IL24367

28-33

B1

S

0.51

IL24370

43-48

B21t

S

0.49

IL24372

53-58

B22t

S

0.52

IL24375

69-74

B23t

S

0.50

IL24378

84-89

B23t

S

0.43

IL24380

99-145

B3

S

0.24

*** Primary Characterization Data ***

Pedon ID: 1976IL075012

( Iroquois, Illinois )

Print Date: Feb 16 2025 5:27AM

Sampled As	:	Rowe
University of Illinois Soil Survey Laboratory			;	Pedon No.  76IL075012

---

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 - - -)			(- - - - - - - - % - - - - - - - -)
				6N2	6O2	6P2	6Q2						5A1a
IL24365	0-23	Ap	S	9.3	9.0	0.1	0.3	18.7					21.2				88
IL24367	28-33	B1	S	8.0	13.4	0.2	0.2	21.8					24.5				89
IL24370	43-48	B21t	S	7.8	16.0	0.4	0.3	24.5					28.2				87
IL24372	53-58	B22t	S	7.3	16.4	0.4	0.2	24.3					30.4				80
IL24375	69-74	B23t	S	6.3	16.4	0.5	0.2	23.4					28.4				82
IL24378	84-89	B23t	S	5.8	15.0	0.4	0.2	21.4					22.0				97
IL24380	99-145	B3	S	18.3*	8.6	0.2	0.2	27.3					12.3				100

^*Extractable Ca may contain Ca from calcium carbonate or gypsum., CEC7 base saturation set to 100.

---

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 - -)

%

IL24365

0-23

Ap

S

--

IL24367

28-33

B1

S

1

IL24370

43-48

B21t

S

1

IL24372

53-58

B22t

S

1

IL24375

69-74

B23t

S

2

IL24378

84-89

B23t

S

2

IL24380

99-145

B3

S

2

---

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

6E1e

IL24380

99-145

B3

S

18