*** Supplementary Characterization Data ***

Pedon ID: 91IL163015

( St. Clair, Illinois )

Print Date: Dec 8 2025 4:54PM

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	91IL163015	National Soil Survey Center
	-	Pedon No.	91P0623	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
91P03509	0-20	Ap	N																si	1.7	86.5	11.8	5.8
91P03510	20-38	E	N																sil	4.3	83.4	12.3	5.9
91P03511	38-73	Btg1	N																sic	2.6	53.6	43.8	4.5
91P03512	73-100	Btg2	N																sicl	6.0	59.4	34.6	5.5		0.58
91P03513	100-125	Btg3	N																sicl	2.7	68.4	28.9	5.9		0.68
91P03514	125-150	Btg4	N																sil	1.7	76.7	21.5	6.0		0.92