*** Taxonomy Characterization Data ***

Pedon ID: S1990IL189038

( Washington, Illinois )

Print Date: Dec 4 2024 3:12AM

Sampled as on Jun 1, 1990:	Darmstadt ; Fine-silty, mixed, mesic Albic Natraqualf
Revised to correlated:	COULTERVILLE ; Fine, montmorillonitic, mesic Udollic Ochraqualfs

				United States Department of Agriculture
SSL	-	Project	RP91IL075   WASHINGTON COUNTY	Natural Resources Conservation Service
	-	Site ID	S1990IL189038   Lat: 38° 28' 5.00" north  Long: 89° 19' 29.99" west  MLRA: 113	National Soil Survey Center
	-	Pedon No.	91P0294	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

8D1

91P01783

30-43

Bt1

N

33.1

0.43

91P01784

43-58

Bt2

N

42.8

0.45

91P01785

58-79

Btg1

S

31.5

0.49

2

91P01786

79-102

Btg2

S

28.0

0.52

3

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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
91P01781	0-20	Ap	N	6.7		1.35
91P01782	20-30	E	N	6.7		0.65
91P01783	30-43	Bt1	N	5.8		0.82									0.60				5
91P01784	43-58	Bt2	N	6.4											0.65				8
91P01785	58-79	Btg1	S	7.7							95	91							11
91P01786	79-102	Btg2	S	8.2							100*	94							15
91P01787	102-127	2Btg1	N	8.3						--
91P01788	127-152	2Btg2	N	7.8		0.08

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

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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

%

8D1

91P01785

58-79

Btg1

S

0.86

91P01786

79-102

Btg2

S

0.84

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Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	0.73	(NA)
Clay, carbonate free, Weighted Average	35	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	1	% wt
Clay, total, Weighted Average	35	% wt
Weighted averages based on control section: 30-80 cm