*** Taxonomy Characterization Data ***

Pedon ID: S1990IL189041

( Washington, Illinois )

Print Date: Dec 11 2024 4:16PM

Sampled as on Jun 1, 1990:	Coulterville ; Fine-silty, mixed, mesic Aeric Ochraqualf
Revised to correlated:	COULTERVILLE ; Fine-silty, mixed, mesic Aeric Ochraqualfs

				United States Department of Agriculture
SSL	-	Project	RP91IL075   WASHINGTON COUNTY	Natural Resources Conservation Service
	-	Site ID	S1990IL189041   Lat: 38° 28' 5.00" north  Long: 89° 19' 29.99" west  MLRA: 113	National Soil Survey Center
	-	Pedon No.	91P0296	Soil Survey Laboratory
	-	General Methods 1B1A, 2A1, 2B		Lincoln, Nebraska 68508-3866

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Taxonomy Tier 1

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

Fine

CaCO3

1500

.1-75

Bulk

Cole

Vol

Resist

Clay

Clay

Clay

kPa

Clay

mm

Den

Whole

% of

Min

Depth

<.002

<.0002

<.002

/Clay

Est

Frac

33 kPa

Soil

Whole

%

Layer

(cm)

Horz

Prep

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

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

g cm-3

cm cm-1

3A1a1a

3A1a1a

8D1

91P01799

30-43

Bt1

N

28.0

0.45

91P01800

43-56

Bt2

N

38.3

25.7

0.46

91P01801

56-64

Bt3

N

34.3

0.51

91P01802

64-74

Bt4

N

32.1

0.53

91P01803

74-86

Bt5

S

29.6

0.54

2

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Taxonomy Tier 2				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-	-13-	-14-	-15-	-16-
				pH	pH	Org	Tot	Al+½ Fe		CO3 as	(--- Base Sat ---)		NZ	ECEC	CEC7	ECEC	Al
	Depth			H2O	NaF	C	C	Oxal	ODOE	CaCO3	NH4	Bases	P Ret	cmol(+)	/Clay	/Clay	Sat	E C	ESP
Layer	(cm)	Horz	Prep			(------------------------------------------ % --------------------------------------------)								kg -1			%	dS m-1	%
				4C1a2a		6A1c				6E1g	5C1	5C3			8D1				5D2
91P01797	0-20	Ap	N	6.4		1.30
91P01798	20-30	E	N	6.8		0.74
91P01799	30-43	Bt1	N	6.3		0.87									0.68				3
91P01800	43-56	Bt2	N	6.6											0.74				7
91P01801	56-64	Bt3	N	7.0											0.80				9
91P01802	64-74	Bt4	N	7.5											0.83				11
91P01803	74-86	Bt5	S	8.0						tr	100*	95							12
91P01804	86-107	Btg1	S	8.6						1
91P01805	107-132	Btg2	N	8.3						--
91P01806	132-152	Btg3	N	7.9						--

^*Extractable Ca may contain Ca from calcium carbonate or gypsum.

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Taxonomy Tier 2

-1-

-2-

-3-

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-5-

-6-

-7-

-8-

-9-

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pH

pH

Org

Tot

Al+½ Fe

CO3 as

(--- Base Sat ---)

NZ

ECEC

CEC7

ECEC

Al

Depth

H2O

NaF

C

C

Oxal

ODOE

CaCO3

NH4

Bases

P Ret

cmol(+)

/Clay

/Clay

Sat

E C

ESP

Layer

(cm)

Horz

Prep

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

kg -1

%

dS m-1

%

8D1

91P01803

74-86

Bt5

S

0.87

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Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	0.77	(NA)
Clay, carbonate free, Weighted Average	33	% wt
Clay, total, Weighted Average	33	% wt
Weighted averages based on control section: 30-80 cm