*** Andic Soil Properties Data ***

Pedon ID: 91IL189004

( Washington, Illinois )

Print Date: Dec 7 2025 12:17AM

Sampled as :	Oconee-Darmstadt
Revised to correlated on Jan 1, 1993:	Coulterville ; Fine, smectitic, mesic Vertic Albaqualf

				United States Department of Agriculture
SSL	-	Project	RP91IL141   WASHINGTON COUNTY NATIONAL STUDY	Natural Resources Conservation Service
	-	Site ID	91IL189004	National Soil Survey Center
	-	Pedon No.	91P0602	Soil Survey Laboratory
	-	General Methods 1B1A, 2A1, 2B		Lincoln, Nebraska 68508-3866

---

Andic Soil Properties Tier 1

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

-12-

-13-

-14-

-15-

-16-

-17-

-18-

-19-

-20-

-21-

Total

Fine

CaCO3

CoSi to

Est

.1-75

Vol >2mm

Bulk

COLE

Al+½Fe

Al+½Fe

Clay

Clay

Clay

VCoS

Clay

Fraction

% of

(- - - - 1500 kPa - - - -)

Density

Whole

(- - - - - - - - - - Glass Content - - - - - - - - - -)

*15.625

*60.0

Depth

<.002

<.0002

<.002

.02 - 2

Content

Whole Soil

air-dry

field moist

/Clay

33 kPa

Soil

csi

vfs

fs

ms

cs

vcs

Wt Avg

+Glass

+Glass

Layer

(cm)

Horz

Prep

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

% of <75 mm

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

g cm-3

cm cm-1

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

3A1a1a

3C2a1a

91P03381

0-25

Ap

N

10.0

13.9

91P03382

25-50

Bt1

N

32.4

12.1

91P03383

50-75

Bt2

N

43.1

21.1

91P03384

75-100

Btg1

N

35.1

16.5

91P03385

100-125

Btg2

N

30.5

13.7

91P03386

125-150

Btg3

N

24.7

14.1

---

Andic Soil Properties Tier 2

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

-12-

-13-

-14-

-15-

-16-

-17-

-18-

-19-

CO3

Al+

8*Si

Optical

KCl

NH4OAC

Sum

(- Base Sat -)

pH

pH

Org

Tot

as

NZ

½Fe

8*Si

2*Fe

+2*Fe

Density

Extr

Sum

Bases+

NH4OAC

Sum of

Melanic

(- Atterberg -)

Depth

H2O

NaF

C

C

CaCO3

P Ret

Oxal

Oxal

Oxal

Oxal

Oxal

Al

Bases

Extr Al

pH 7.0

Cations

Index

LL

PI

Layer

(cm)

Horz

Prep

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

cmol(+) kg-1

(- meq 100g-1 -)

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

( % <0.4mm )

4C1a2a

6A1c

6G9b

91P03381

0-25

Ap

N

6.7

0.96

91P03382

25-50

Bt1

N

5.0

0.56

1.2

91P03383

50-75

Bt2

N

4.9

0.59

1.5

91P03384

75-100

Btg1

N

5.7

0.20

91P03385

100-125

Btg2

N

6.3

0.18

91P03386

125-150

Btg3

N

6.8

0.13