*** Supplementary Characterization Data ***

Pedon ID: 91IL027007

( Clinton, Illinois )

Print Date: Dec 10 2025 4:56AM

Sampled as :	Darmstadt-Hoylton
Revised to correlated on Mar 1, 2000:	Darmstadt ; Fine, smectitic, mesic Vertic Natraqualf

				United States Department of Agriculture
SSL	-	Project	RP91IL140   CLINTON COUNTY-SODIUM SOILS STUDY	Natural Resources Conservation Service
	-	Site ID	91IL027007	National Soil Survey Center
	-	Pedon No.	91P0583	Soil Survey Laboratory
	-	General Methods 1B1A, 2A1, 2B		Lincoln, Nebraska 68508-3866

---

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
91P03266	0-25	Ap	N																sil	7.3	79.2	13.5	6.1
91P03267	25-50	E	N																sil	8.1	73.4	18.5	4.4
91P03268	50-75	Bt1	N																sic	3.4	44.5	52.1	4.2
91P03269	75-150	Bt2	N																sicl	5.1	56.8	38.1	6.2		0.71