*** Supplementary Characterization Data ***

Pedon ID: 86IA1070052

( Keokuk, Iowa )

Print Date: Nov 23 2024 7:15AM

Sampled as on Sep 29, 1986:	Otley ; Fine, montmorillonitic Typic Argiudolls
Revised to correlated on Oct 1, 1992:	(unnamed) ; Fine-silty, mixed, mesic Typic Hapludalf

				United States Department of Agriculture
SSL	-	Project	RP87IA123   EROSION KEOKUK COUNTY	Natural Resources Conservation Service
	-	Site ID	S1986IA107052   Lat: 41° 25' 37.00" north  Long: 92° 13' 7.99" west  MLRA: 108C	National Soil Survey Center
	-	Pedon No.	87P0346	Soil Survey Laboratory
	-	General Methods 1B1A, 2A1, 2B		Lincoln, Nebraska 68508-3866

---

Tier 1				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-	-13-	-14-	-15-	-16-	-17-	-18-	-19-	-20-	-21-	-22-	-23-	-24-	-25-
				(- - - - - - - - - - - - - - - - - - - - - - Engineering PSDA - - - - - - - - - - - - - - - - - - - - -)													(- - - - - Cumulative Curve Fractions - - - - -) (<75mm)								( Atter- )		( Gradation )
				Percentage Passing Sieve													USDA Less Than Diameters (mm) at								berg		Uni-	Cur-
	Depth			3	2	3/2	1	3/4	3/8	4	10	40	200	20	5	2	1.	.5	.25	.10	.05	60	50	10	LL	PI	fmty	vtur
Layer	(cm)	Horz	Prep	(-------------------Inches-------------------)						(---------Number---------)				(------Microns----)			(---------Millimeter----------)					(-----Percentile---)			(----%----)		CU	CC
87P01749	0-15	Ap	S	100	100	100	100	100	100	100	100	99	80	25	14	8	100	99	97	91	59	0.05	0.040	0.003			18.8	3.8
87P01750	15-36	Bt1	S	100	100	100	100	100	100	100	100	99	83	49	33	22	100	100	98	89	72	0.03	0.020	0.001			53.6	0.9
87P01751	36-56	Bt2	S	100	100	100	100	100	100	100	100	100	94	65	38	21	100	100	100	99	88	0.02	0.009	0.001			26.1	1.1
87P01752	56-74	Bt3	S	100	100	100	100	100	100	100	100	100	99	67	47	34	100	100	100	100	99	0.01	0.006	--			31.9	0.5
87P01753	74-94	BC	S	100	100	100	100	100	100	100	100	100	100	66	46	32	100	100	100	100	99	0.01	0.007	--			32.3	0.5

---

Tier 2				-26-	-27-	-28-	-29-	-30-	-31-	-32-	-33-	-34-	-35-	-36-	-37-	-38-	-39-	-40-	-41-	-42-	-43-	-44-	-45-	-46-	-47-	-48-	-49-	-50-
				(- - - - - - - - - - - - - - - - - - - - - - Weight Fractions - - - - - - - - - - - - - - - - - - - - -)														(- - - - - - - - - - - Weight Per Unit Volume (g cm-3 )- - - - - - - -)									(- - Void - -)
				Whole Soil (mm)								<75 mm Fraction						Whole Soil				<2 mm Fraction					Ratios
				>2	250	250	75	75	20	5		75	75	20	5			Soil Sur		Engineering		Soil Survey			Engineering		At 33 kPa
	Depth				-UP	-75	-2	-20	-5	-2	<2	-2	-20	-5	-2	<2		33	Oven	Moist	Satur	33	1500	Oven	Moist	Satur	Whole	<2
Layer	(cm)	Horz	Prep	(------------------- % of Whole Soil ------------------)								(--------- % of <75 mm ---------)						kPa	-dry		-ated	kPa	kPa	-dry		-ated	Soil	mm
													3B1	3B1	3B1
87P01749	0-15	Ap	S	--	--	--	--	--	--	--	100	--	--	--	--	100		1.451
87P01750	15-36	Bt1	S	--	--	--	--	--	--	--	100	--	--	--	--	100		1.451
87P01751	36-56	Bt2	S	--	--	--	--	--	--	--	100	--	--	--	--	100		1.451
87P01752	56-74	Bt3	S	--	--	--	--	--	--	--	100	--	--	--	--	100		1.451
87P01753	74-94	BC	S	--	--	--	--	--	--	--	100	--	--	--	--	100		1.451

¹The whole-soil bulk density was not measured. It was calculated using 1.45 g/cc as the 1/3-bar bulk density of the less-than-2-mm fraction for mineral soils.

*** Supplementary Characterization Data ***

Pedon ID: 86IA1070052

( Keokuk, Iowa )

Print Date: Nov 23 2024 7:15AM

Sampled As	:	Otley		Fine, montmorillonitic Typic Argiudolls
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  87P0346

---

Tier 3				-51-	-52-	-53-	-54-	-55-	-56-	-57-	-58-	-59-	-60-	-61-	-62-	-63-	-64-	-65-	-66-	-67-	-68-	-69-	-70-	-71-	-72-	-73-	-74-	-75-
				(- - - - - - - - - - - - - - - - - Volume Fractions - - - - - - - - - - - - - - - -)													C	(- - - - - - - Ratios To Clay - - - - - -)					(- - Linear Extensiblity - -)				(- - WRD - -)
				Whole Soil (mm) At 33 kPa													/N	<2 mm Fraction					Whole Soil		<2 mm		Whole	<2
				>2	250	250	75	75	20	5		2-	.05-	LT	Pores		Rat	Fine	CEC		1500	LEP	33 kPa		to %		Soil	mm
	Depth				-UP	-75	-2	-20	-5	-2	<2	.05	.002	.002	D	F	-io	Clay	Sum	NH4-	kPa	33	1500	Oven	1500	Oven
Layer	(cm)	Horz	Prep	(----------------------------- % of Whole Soil ---------------------------)															Cats	OAC	H2O	kPa	kPa	-dry	kPa	-dry	(---in3/in3---)
																					8D1
87P01749	0-15	Ap	S	--	--	--	--	--	--	--	100	23	28	4	45						1.81
87P01750	15-36	Bt1	S	--	--	--	--	--	--	--	100	15	28	12	45						0.73
87P01751	36-56	Bt2	S	--	--	--	--	--	--	--	100	6	37	12	45						0.73
87P01752	56-74	Bt3	S	--	--	--	--	--	--	--	100	1	35	19	45						0.45
87P01753	74-94	BC	S	--	--	--	--	--	--	--	100		37	18	45						0.46

---

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				-20	-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
87P01749	0-15	Ap	S				45	55	8	1	1	2	7	35	37	18	8		sil	41.3	51.0	7.7	5.7
87P01750	15-36	Bt1	S				35	65	28		tr	2	12	22	29	35	28		sil	27.6	50.4	22.0	5.6
87P01751	36-56	Bt2	S				15	85	27				1	14	30	55	27		sil	11.6	67.3	21.1	4.8
87P01752	56-74	Bt3	S				2	98	52			tr	tr	1	49	49	52		sicl	1.0	64.9	34.1	4.8
87P01753	74-94	BC	S				1	99	47				tr	1	49	50	47		sicl	0.8	67.1	32.1	5.0