*** Supplementary Characterization Data ***

Pedon ID: 91IL163016

( St. Clair, Illinois )

Print Date: Dec 9 2025 8:48AM

Sampled as :	Piasa
Revised to correlated on May 1, 2000:	Fosterburg ; Fine, smectitic, mesic Mollic Albaqualf

				United States Department of Agriculture
SSL	-	Project	RP91IL142   ST CLAIR COUNTY SODIUM SOILS STUDY	Natural Resources Conservation Service
	-	Site ID	91IL163016	National Soil Survey Center
	-	Pedon No.	91P0624	Soil Survey Laboratory
	-	General Methods 1B1A, 2A1, 2B		Lincoln, Nebraska 68508-3866

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Tier 4				-76-	-77-	-78-	-79-	-80-	-81-	-82-	-83-	-84-	-85-	-86-	-87-	-88-	-89-	-90-	-91-	-92-	-93-	-94-	-95-	-96-	-97-	-98-
				(- - - - - - - - - - - - - - - - - - - Weight Fractions - Clay Free - - - - - - - - - - - - - - - - - -)															Text	PSDA (mm)			pH	Elect.		Part-
				(--------------- Whole Soil ---------------)						(------------------- <2 mm Fraction -------------------)									-ure	Sand	Silt	Clay	Ca	Res-	Con-	-icle
				>2	75	20	2-	.05-	<	(------------- Sands -------------)					(--- Silts ---)		Cl		by	2-	.05-	<	Cl2	ist.	duct	Den-
	Depth				-2	-2	.05	.002	.002	VC	C	M	F	VF	C	F	ay		PSDA	.05	.002	.002	.01M	ohms	dS m-1	sity
Layer	(cm)	Horz	Prep	(- % of >2 mm Sand and Silt -)						(------------------% of Sand and Silt -------------)									<2 mm	(---- % of 2 mm ----)			(-------- <2 mm --------)			g cm-3
																			3A1a1a	3A1a1a	3A1a1a	3A1a1a	4C1a2a		8A3a
91P03515	0-25	Ap	N																sil	1.8	85.9	12.3	5.7		0.64
91P03516	25-40	Eg	N																sil	3.6	84.4	12.0	5.5
91P03517	40-75	Btg1	N																sicl	2.4	57.8	39.8	4.4
91P03518	75-100	Btg2	N																sicl	4.2	61.0	34.8	5.2		0.52
91P03519	100-125	Btg3	N																sicl	3.1	67.6	29.3	5.8		0.68
91P03520	125-150	Btg4	N																sil	1.8	73.7	24.5	5.9		0.76