*** Supplementary Characterization Data ***

Pedon ID: S1955OR013018

( Crook, Oregon )

Print Date: Oct 2 2026 7:58PM

Sampled as on Mar 30, 1955:	PRINEVILLE
Revised to correlated:	Prineville ; Coarse-loamy, mixed, superactive, mesic Xerollic Durorthids

				United States Department of Agriculture
SSL	-	Project	NL40001   SSIR SAMPLES	Soil Conservation Service
	-	Site ID	S1955OR013018   Lat: 44° 22' 21.01" north  Long: 120° 57' 6.99" west	Riverside Soil Survey Laboratory
	-	Pedon No.	40A0902	Soil Laboratory
	-	General Methods 1B1A, 2A1, 2B		Riverside, California

---

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
40A06792	0-23	Ap	S	100	100	100	100	100	100	99	97	78	36	17	11	7	95	82	66	41	29	0.20	0.140	0.004			49.8	3.5
40A06793	23-41	A	S	100	100	100	100	100	99	98	96	81	38	17	11	8	94	85	71	46	30	0.17	0.118	0.003			49.2	4.2
40A06794	41-51	B	S	100	100	100	100	100	99	98	95	83	45	22	15	10	93	86	75	53	35	0.14	0.090	0.002			67.4	4.6
40A06795	51-81	Bm1	S	100	100	100	100	100	99	98	96	87	55	17	9	3	95	89	82	64	41	0.09	0.066	0.006			14.4	2.0

---

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
40A06792	0-23	Ap	S	3	--	--	3	--	1	2	97	3	--	1	2	97		1.471
40A06793	23-41	A	S	4	--	--	4	--	2	2	96	4	--	2	2	96		1.481
40A06794	41-51	B	S	5	--	--	5	--	2	3	95	5	--	2	3	95		1.481
40A06795	51-81	Bm1	S	4	--	--	4	--	2	2	96	4	--	2	2	96		1.481
40A06796	81-119	Bm2	S	5	--	--	5	--	2	3	95	5	--	2	3	95		1.481
40A06797	119-152	C	S	22	--	--	22	--	8	14	78	22	--	8	14	78		1.611

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: S1955OR013018

( Crook, Oregon )

Print Date: Oct 2 2026 7:58PM

Sampled As	:	PRINEVILLE
USDA-SCS-Soil Survey Laboratory			;	Pedon No.  40A0902

---

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---)
40A06792	0-23	Ap	S	2	--	--	--	--	1	1	98	38	12	4	45		10		2.52		1.22
40A06793	23-41	A	S	2	--	--	--	--	1	1	98	37	12	4	44		9		2.19		1.04
40A06794	41-51	B	S	3	--	--	--	--	1	2	97	33	14	6	44		8		2.13		0.91
40A06795	51-81	Bm1	S	2	--	--	--	--	1	1	98	31	21	2	44		7		10.38		3.09
40A06796	81-119	Bm2	S	3	--	--	--	--	1	2	97		21		44		8
40A06797	119-152	C	S	13	--	--	--	--	5	9	87		11		39		8

---

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			NK
40A06792	0-23	Ap	S	3	3	3	73	24	7	2	14	18	27	13	13	12	7		sl	70.2	22.9	6.9			0.70
40A06793	23-41	A	S	4	4	4	72	24	9	2	11	16	29	17	15	10	9		fsl	68.6	23.1	8.3			0.50
40A06794	41-51	B	S	6	6	6	67	28	11	2	9	13	26	21	16	14	12		fsl	63.1	26.4	10.5			0.90
40A06795	51-81	Bm1	S	4	4	4	57	39	3	2	6	7	20	25	25	15	3		vfsl	57.7	39.1	3.2			1.20
40A06796	81-119	Bm2	S	5	5	5		38		1	5	7	22	25	23	18			vfsl	59.9	40.1	--			1.10
40A06797	119-152	C	S	22	22	22		18		2	8	13	30	23	15	9			lfs	76.3	23.7	--			0.90