*** Primary Characterization Data ***

Pedon ID: S2017IL011001

( Bureau, Illinois )

Print Date: Dec 6 2025 6:03AM

Sampled as on Nov 1, 2017:	Saybrook ; Fine-silty, mixed, superactive, mesic Oxyaquic Argiudoll
Revised to correlated on Nov 29, 2017:	Saybrook ; Fine-silty, mixed, superactive, mesic Oxyaquic Argiudolls

				United States Department of Agriculture
SSL	-	Project	C2018USIL031   OSD Full Characterization	Natural Resources Conservation Service
	-	Site ID	S2017IL011001   Lat: 41° 24' 6.50" north  Long: 89° 40' 48.50" west  MLRA: 108A	National Soil Survey Center
	-	Pedon No.	18N0252	Kellogg Soil Survey Laboratory
	-	General Methods 1B1A, 2A1, 2B		Lincoln, Nebraska 68508-3866

---

Layer	Horizon	Orig Hzn	Depth (cm)	Field Label 1	Field Label 2	Field Label 3	Field Texture	Lab Texture
18N01907	Ap	Ap	0-26	S2017IL011001-1			SIL	SIL
18N01908	AB	AB	26-39	S2017IL011001-2			SICL	SICL
18N01909	Bt1	Bt1	39-66	S2017IL011001-3			SICL	SICL
18N01910	Bt2	Bt2	66-96	S2017IL011001-4			SICL	SIL
18N01911	2Bt3	2Bt3	96-120	S2017IL011001-5			CL	FSL
18N01912	2C1	2C1	120-160	S2017IL011001-6			L	FSL
18N01913	3C2	3C2	160-200	S2017IL011001-7			CL	L

---

Pedon Calculations
Calculation Name	Result	Units of Measure
Weighted Particles, 0.1-75mm, 75 mm Base	3	% wt
Volume, >2mm, Weighted Average	0	% vol
Clay, total, Weighted Average	25	% wt
Clay, carbonate free, Weighted Average	25	% wt
CEC Activity, CEC7/Clay, Weighted Average, CECd, Set 6	0.64	(NA)
LE, Whole Soil, Summed to 1m	3	cm/m
Weighted averages based on control section: 39-89 cm

---

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	3A1a1a	3A1a1a	3A1a1a
18N01907	0-26	Ap	S	sil	26.0	65.9	8.1			31.3	34.6	4.6	2.2	0.8	0.3	0.2	--	--	--	4	--
18N01908	26-39	AB	S	sicl	30.6	63.2	6.2			31.3	31.9	4.5	0.7	0.7	0.2	0.1	--	--	--	2	--
18N01909	39-66	Bt1	S	sicl	27.6	62.5	9.9			25.9	36.6	8.4	0.9	0.5	0.1	--	--	--	--	2	--
18N01910	66-96	Bt2	S	sil	21.7	64.3	14.0			23.2	41.1	9.0	3.8	0.6	0.4	0.2	tr	tr	--	5	tr
18N01911	96-120	2Bt3	S	fsl	12.1	24.1	63.8		--	11.5	12.6	12.0	26.9	19.7	3.4	1.8	4	6	1	57	11
18N01912	120-160	2C1	S	fsl	8.1	38.1	53.8		0.3	15.7	22.4	15.2	18.0	12.8	4.3	3.5	5	8	3	48	16
18N01913	160-200	3C2	S	l	18.8	40.4	40.8		2.0	25.3	15.1	9.7	14.6	10.0	3.5	3.0	4	5	1	38	10

*** Primary Characterization Data ***

Pedon ID: S2017IL011001

( Bureau, Illinois )

Print Date: Dec 6 2025 6:03AM

Sampled As	:	Saybrook		Fine-silty, mixed, superactive, mesic Oxyaquic Argiudoll
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  18N0252

---

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	%
				DbWR1	DbWR1				DbWR1	3C2a1a		3D1
18N01907	0-26	Ap	S	1.47	1.60	0.029			23.1	10.3		1.028		0.19		0.65	0.40
18N01908	26-39	AB	S	1.32	1.51	0.046			25.8	11.6		1.037		0.19		0.62	0.38
18N01909	39-66	Bt1	S	1.34	1.53	0.045			25.4	11.7		1.037		0.18		0.65	0.42
18N01910	66-96	Bt2	S	1.45	1.54	0.020			18.6	9.5		1.030		0.13		0.62	0.44
18N01911	96-120	2Bt3	S	1.52	1.55	0.006			11.1	4.4		1.012		0.09		0.39	0.36
18N01912	120-160	2C1	S	1.89	1.93	0.006			11.1	3.0		1.007		0.13		0.31	0.37
18N01913	160-200	3C2	S	1.94	1.98	0.006			11.7	6.7		1.012		0.09		0.25	0.36

---

Water Content

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

-12-

-13-

(- - Atterberg - -)

(- - - - - Bulk Density - - - - -)

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

(- - - Limits - - -)

Field

Recon

Recon

Field

Recon

(- - - - - - - - - - - - - - Sieved Samples - - - - - - - - - - - - -)

LL

PI

33

Oven

33

6

10

33

100

200

500

Depth

kPa

Dry

kPa

kPa

kPa

kPa

kPa

kPa

kPa

Layer

(cm)

Horz

Prep

pct <0.4mm

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

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

3C3

3C1e1a

18N01907

0-26

Ap

S

15.0

18N01907

0-26

Ap

MW

18

18N01908

26-39

AB

S

16.9

18N01908

26-39

AB

MW

23

18N01909

39-66

Bt1

S

16.4

18N01909

39-66

Bt1

MW

22

18N01910

66-96

Bt2

S

13.2

18N01910

66-96

Bt2

MW

12

18N01911

96-120

2Bt3

S

6.7

18N01911

96-120

2Bt3

MW

8

18N01912

120-160

2C1

S

5.8

18N01912

120-160

2C1

MW

12

18N01913

160-200

3C2

S

11.5

18N01913

160-200

3C2

MW

9

*** Primary Characterization Data ***

Pedon ID: S2017IL011001

( Bureau, Illinois )

Print Date: Dec 6 2025 6:03AM

Sampled As	:	Saybrook		Fine-silty, mixed, superactive, mesic Oxyaquic Argiudoll
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  18N0252

---

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 - - - - -)
				4H2a	4H2a	4H2a								4G4	4G4	4G4	4G4	4G4
18N01907	0-26	Ap	S	1.54	0.19	--	1.5		8				0.27	0.09	0.33	0.10	0.03	819.0
18N01908	26-39	AB	S	1.11	0.15	tr	1.1		8				0.31	0.07	0.36	0.13	0.03	732.9
18N01909	39-66	Bt1	S	0.53	0.09	--	0.5		6				0.29	0.05	0.35	0.12	0.03	664.8
18N01910	66-96	Bt2	S	0.26	0.05	--	0.3		5				0.19	0.03	0.20	0.09	0.03	365.2
18N01911	96-120	2Bt3	S	1.04	0.04	--	0.2		4				0.11	0.02	0.15	0.04	0.02	290.1
18N01912	120-160	2C1	S	3.59	0.04	--	0.2		5				0.05	0.02	0.08	0.01	0.02	133.5
18N01913	160-200	3C2	S	3.68	0.02	--	0.1		5				0.06	0.01	0.07	0.02	0.02	106.2

---

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 - - -)			(- - - - - - - - % - - - - - - - -)
				4B1a1a	4B1a1a	4B1a1a	4B1a1a		4B2b1a1				4B1a1a
18N01907	0-26	Ap	S	10.6	5.0	--	0.5	16.1	6.8			22.9	17.0			70	95
18N01908	26-39	AB	S	11.9	6.2	--	0.3	18.4	7.2			25.6	19.0			72	97
18N01909	39-66	Bt1	S	10.0	6.8	--	0.2	17.0	5.6			22.6	18.0			75	94
18N01910	66-96	Bt2	S	8.9*	5.8	tr	0.2	14.9	3.6			18.5	13.5			81	100
18N01911	96-120	2Bt3	S	6.9*	5.6	--	0.1	12.6					4.7				100
18N01912	120-160	2C1	S	12.9*	7.8	--	0.1	20.8					2.5				100
18N01913	160-200	3C2	S	34.3*	6.9	--	0.1	41.3					4.7				100

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

*** Primary Characterization Data ***

Pedon ID: S2017IL011001

( Bureau, Illinois )

Print Date: Dec 6 2025 6:03AM

Sampled As	:	Saybrook		Fine-silty, mixed, superactive, mesic Oxyaquic Argiudoll
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  18N0252

---

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 - -)		%
																					4F1a1a1
18N01907	0-26	Ap	S																		0.17	--
18N01908	26-39	AB	S																		0.11	--
18N01909	39-66	Bt1	S																		0.09	--
18N01910	66-96	Bt2	S																		0.08	tr
18N01911	96-120	2Bt3	S																		0.12	--
18N01912	120-160	2C1	S																		0.12	--
18N01913	160-200	3C2	S																		0.14	tr

---

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
				4C1a2a3	4C1a2a	4C1a2a				4E1a1a1a1
18N01907	0-26	Ap	S	5.4	6.0	6.5
18N01908	26-39	AB	S	5.1	6.0	6.5
18N01909	39-66	Bt1	S	5.4	6.4	6.9
18N01910	66-96	Bt2	S	5.7	6.6	7.2
18N01911	96-120	2Bt3	S	7.0	7.4	8.1				7
18N01912	120-160	2C1	S	7.5	7.8	8.4				28
18N01913	160-200	3C2	S	7.4	7.9	8.4				30

*** Primary Characterization Data ***

Pedon ID: S2017IL011001

( Bureau, Illinois )

Print Date: Dec 6 2025 6:03AM

Sampled As	:	Saybrook		Fine-silty, mixed, superactive, mesic Oxyaquic Argiudoll
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  18N0252

---

Phosphorous				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-
					(- - - - - - - - - - - - - - - - - - - - - - - Phosphorous - - - - - - - - - - - - - - - - - - - - -)										KCl
				Melanic	NZ	Acid	Anion Exch Resin		Bray	Bray	Olsen	H2O	Citric	Mehlich	Extr
	Depth			Index		Oxal	Available	Capacity	1	2			Acid	III	NO3
Layer	(cm)	Horz	Prep		%	(- - - - - - - - - - - - - - - - - - - - - - - - - - - mg kg-1 - - - - - - - - - - - - - - - - - - - -)
						4G4			4D3a1					4D6a1
18N01907	0-26	Ap	S			229.0			33.1					48.8
18N01908	26-39	AB	S			75.5			10.5					9.6
18N01909	39-66	Bt1	S			135.2			19.0					20.9
18N01910	66-96	Bt2	S			162.6			26.6					30.1
18N01911	96-120	2Bt3	S			84.9			10.3					16.4
18N01912	120-160	2C1	S			19.1			0.6					3.4
18N01913	160-200	3C2	S			93.2			--					0.5

---

Major Elements				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-
	Depth			Al	Ca	Fe	K	Mg	Mn	Na	P	Si	Sr	Ti	Zr
Layer	(cm)	Horz	Prep	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg
				4H1b	4H1b	4H1b	4H1b	4H1b	4H1b	4H1b	4H1b	4H1b	4H1b	4H1b	4H1b
18N01907	0-26	Ap	HM	46263	5197	20741	16352	3979	752	7826	490	254115	100	3971	178
18N01908	26-39	AB	HM	60652	5907	29738	18075	5850	916	8962	483	317968	119	4459	198
18N01909	39-66	Bt1	HM	64721	7174	31482	17999	6198	967	10545	458	276848	140	4073	205
18N01910	66-96	Bt2	HM	55450	7728	26523	17793	5433	537	11325	722	308125	154	3844	196
18N01911	96-120	2Bt3	HM	36358	19720	18910	19928	12192	454	6843	434	320087	98	2143	123
18N01912	120-160	2C1	HM	26069	63503	12606	16199	34612	312	5797	287	231155	89	1664	102
18N01913	160-200	3C2	HM	37917	74538	18173	22103	37210	378	5659	375	259213	103	2229	108

^{1,1,2,3,4,5,6} Multiple values present due to instrumentation or analyzed size fraction. See laboratory for more information.

*** Primary Characterization Data ***

Pedon ID: S2017IL011001

( Bureau, Illinois )

Print Date: Dec 6 2025 6:03AM

Sampled As	:	Saybrook		Fine-silty, mixed, superactive, mesic Oxyaquic Argiudoll
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  18N0252

---

Sand - Silt Mineralogy (2.0-0.002 mm)

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

-12-

-13-

-14-

-15-

-16-

-17-

-18-

X-Ray

Thermal

Optical

EGME

Inter

Tot Re

Grain Count

Retn

preta

Depth

Fract

7B1a2

tion

Layer

(cm)

Horz

ion

( - - - - - - - - peak size - - - - - - - - - )

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

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

mg g-1

18N01907

0.0-26.0

Ap

csi

74

QZ 71

FK 20

PO 2

PR 2

OP 1

HN 1

SMIX

MS 1

GN tr

BT tr

BY tr

CD tr

FE tr

RU tr

ZR tr

18N01908

26.0-39.0

AB

csi

71

QZ 67

FK 24

CD 2

BT 1

FE 1

HN 1

SMIX

MS 1

OP 1

PR 1

RU tr

GN tr

PO tr

GS tr

18N01909

39.0-66.0

Bt1

csi

63

QZ 60

FK 26

PR 4

MS 3

BT 3

HN 2

SMIX

OP 2

FE 1

GN tr

BY tr

CD tr

18N01910

66.0-96.0

Bt2

csi

68

QZ 65

FK 19

BT 5

HN 3

MS 3

PR 2

SMIX

OP 1

GN 1

CD 1

FE tr

BY tr

GS tr

ZR tr

18N01911

96.0-120.0

2Bt3

fs

78

QZ 75

FK 14

CA 3

CD 3

BT 2

PR 1

SMIX

CB 1

MS 1

HN tr

GS tr

OP tr

FE tr

*** Primary Characterization Data ***

Pedon ID: S2017IL011001

( Bureau, Illinois )

Print Date: Dec 6 2025 6:03AM

Sampled As	:	Saybrook		Fine-silty, mixed, superactive, mesic Oxyaquic Argiudoll
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  18N0252

---

Sand - Silt Mineralogy (2.0-0.002 mm)

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

-12-

-13-

-14-

-15-

-16-

-17-

-18-

X-Ray

Thermal

Optical

EGME

Inter

Tot Re

Grain Count

Retn

preta

Depth

Fract

7B1a2

tion

Layer

(cm)

Horz

ion

( - - - - - - - - peak size - - - - - - - - - )

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

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

mg g-1

FP tr

GN tr

18N01912

120.0-160.0

2C1

csi

41

CA 43

QZ 40

FK 9

MS 2

BT 2

CD 1

SMIX

HN 1

PR 1

OP tr

CB tr

FE tr

18N01913

160.0-200.0

3C2

csi

36

CA 47

QZ 35

FK 8

HN 5

MS 2

OP 1

SMIX

BT 1

BY tr

CD tr

PO tr

ZR tr

FE tr

GN tr

PR tr

FRACTION INTERPRETATION:
csi - Coarse Silt 0.02-0.05 mm	fs - Fine Sand 0.1-0.25 mm

MINERAL INTERPRETATION:
BT Biotite	BY Beryl	CA Calcite	CB Carbonate Aggregates	CD Chert (Chalcedony
FE Iron Oxides (Goethite	FK Potassium Feldspar	FP Plagioclase Feldspar	GN Garnet	GS Glass
HN Hornblende	MS Muscovite	OP Opaques	PO Plant Opal	PR Pyroxene
QZ Quartz	RU Rutile	ZR Zircon

INTERPRETATION (BY HORIZON):
SMIX - Mixed Sand