*** Supplementary Characterization Data ***

Pedon ID: 86SD025030

( Clark, South Dakota )

Print Date: Mar 2 2025 8:58AM

Sampled as on Nov 1, 1986:	Forman ; Fine-loamy, mixed Udic Argiboroll
Revised to correlated:	Barnes ; Fine-loamy, mixed Udic Haploborolls

				United States Department of Agriculture
SSL	-	Project	RP87SD074   CLARK COUNTY	Natural Resources Conservation Service
	-	Site ID	S1986SD025030   Lat: 45° 1' 19.99" north  Long: 97° 55' 3.01" west  MLRA: 102A	National Soil Survey Center
	-	Pedon No.	87P0174	Soil Survey Laboratory
	-	General Methods 1B1A, 2A1, 2B		Lincoln, Nebraska 68508-3866

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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
87P00926	0-20	Ap	S	100	100	100	100	100	100	100	100	96	68	41	29	22	99	98	90	74	60	0.05	0.031	0.001			88.2	1.0
87P00927	20-53	Bt1/Bt2	S	100	100	100	100	100	99	98	94	89	61	38	29	23	93	91	83	66	53	0.07	0.041	0.001			>100	0.9
87P00928	53-84	Bk	S	100	100	100	100	100	99	98	95	90	59	36	25	18	93	91	84	65	52	0.08	0.045	0.001			>100	1.6
87P00929	84-152	C	S	100	100	100	99	99	99	98	96	91	62	37	26	19	95	93	86	68	54	0.07	0.040	0.001			97.4	1.6

---

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
87P00926	0-20	Ap	S	tr	--	--	--	--	--	tr	100	--	--	--	tr	100		1.451
87P00927	20-53	Bt1/Bt2	S	6	--	--	6	--	2	4	94	6	--	2	4	94		1.491
87P00928	53-84	Bk	S	5	--	--	5	--	2	3	95	5	--	2	3	95		1.481
87P00929	84-152	C	S	4	--	--	4	1	1	2	96	4	1	1	2	96		1.481

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.

---

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
87P00926	0-20	Ap	S	tr	--	--	--	--	--	tr	100	22	21	12	45			0.67	1.10		0.50
87P00927	20-53	Bt1/Bt2	S	3	--	--	3	--	1	2	97	23	17	13	44			0.61	0.92		0.45
87P00928	53-84	Bk	S	3	--	--	3	--	1	2	97	24	19	10	44			0.41			0.48
87P00929	84-152	C	S	2	--	--	2	1	1	1	98	23	20	10	44			0.40			0.51

*** Supplementary Characterization Data ***

Pedon ID: 86SD025030

( Clark, South Dakota )

Print Date: Mar 2 2025 8:58AM

Sampled As	:	Forman		Fine-loamy, mixed Udic Argiboroll
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  87P0174

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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				-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		8A3a
87P00926	0-20	Ap	S				51	49	28	1	2	9	21	18	24	24	28		l	40.1	37.9	22.0	5.8
87P00927	20-53	Bt1/Bt2	S	8	8	8	53	39	30	2	3	10	24	18	22	21	33		l	43.2	32.2	24.6	6.3
87P00928	53-84	Bk	S	6	6	6	53	41	22	2	3	9	24	18	21	23	23		l	45.4	35.6	19.0	7.8
87P00929	84-152	C	S	5	5	4	51	44	23	1	2	10	23	18	23	23	24		l	43.7	37.0	19.3	8.1		0.57