*** Supplementary Characterization Data ***

Pedon ID: 68MT051003a

( Liberty, Montana )

Print Date: Feb 17 2025 2:38AM

Sampled as on Jul 16, 1968:	Ethridge
Revised to :

				United States Department of Agriculture
SSL	-	Project	NL40001   SSIR SAMPLES	Soil Conservation Service
	-	Site ID	S1968MT051003   Lat: 48° 25' 59.67" north  Long: 110° 55' 44.16" west	Lincoln Soil Survey Laboratory
	-	Pedon No.	40A3663	Soil Laboratory
	-	General Methods 1B1A, 2A1, 2B		Lincoln, Nebraska

---

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
40A28223	0-15	Ap	S	100	100	100	100	100	100	100	100	99	81	58	42	31	100	99	97	85	76	0.02	0.010	--			51.3	0.4
40A28224	15-25	Bt1	S	100	100	100	100	100	100	100	100	99	90	72	53	40	100	99	98	92	86	0.01	0.004	--			23.3	0.4
40A28225	25-33	Bt2	S	100	100	100	100	100	100	100	100	100	94	82	57	42	100	100	99	95	91	0.01	0.003	--			16.7	0.6
40A28226	33-46	Bk1	S	100	100	100	100	100	100	100	100	100	95	87	57	37	100	100	99	97	94	0.01	0.004	--			15.5	0.8
40A28227	46-71	Bk2	S	100	100	100	100	100	100	100	100	100	98	93	62	42	100	100	100	98	97	--	0.003	--			13.0	0.7
40A28228	71-94	By1	S	100	100	100	100	100	100	100	100	99	95	88	60	42	100	100	99	96	93	0.01	0.003	--			14.4	0.6
40A28229	94-124	By2	S	100	100	100	100	100	100	100	100	98	81	64	43	29	100	98	96	85	76	0.02	0.008	--			35.6	0.7
40A28230	124-160	C1	S	100	100	100	100	100	100	100	100	97	81	64	43	29	99	98	95	85	76	0.02	0.008	--			34.7	0.7
40A28231	160-191	C2	S	100	99	99	98	98	98	97	96	93	77	57	39	28	95	94	92	81	71	0.02	0.011	--			51.8	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							NK		4A1h
40A28223	0-15	Ap	S	--	--	--	--	--	--	--	100	--	--	--	--	100		1.002
40A28224	15-25	Bt1	S	--	--	--	--	--	--	--	100	--	--	--	--	100		1.37	1.58	1.73	1.85	1.37		1.58	1.72	1.85	0.93	0.93
40A28225	25-33	Bt2	S	--	--	--	--	--	--	--	100	--	--	--	--	100		1.34	1.50	1.69	1.83	1.34		1.50	1.68	1.83	0.98	0.98
40A28226	33-46	Bk1	S	--	--	--	--	--	--	--	100	--	--	--	--	100		1.23	1.35	1.56	1.77	1.23		1.35	1.57	1.77	1.15	1.15
40A28227	46-71	Bk2	S	--	--	--	--	--	--	--	100	--	--	--	--	100		1.24	1.38	1.61	1.77	1.24		1.38	1.61	1.77	1.14	1.14
40A28228	71-94	By1	S	--	--	--	--	--	--	--	100	--	--	--	--	100		1.302
40A28229	94-124	By2	S	--	--	--	--	--	--	--	100	--	--	--	--	100		1.47	1.57	1.78	1.92	1.47		1.57	1.78	1.92	0.80	0.80
40A28230	124-160	C1	S	--	--	--	--	--	--	--	100	--	--	--	--	100		1.51	1.62	1.89	1.94	1.51		1.62	1.88	1.94	0.75	0.75
40A28231	160-191	C2	S	4	--	--	4	2	1	1	96	4	2	1	1	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.
²The whole-soil bulk density and/or <2 mm saturated bulk density was not measured at 1/3-bar. It was estimated from other properties.

*** Supplementary Characterization Data ***

Pedon ID: 68MT051003a

( Liberty, Montana )

Print Date: Feb 17 2025 2:38AM

Sampled As	:	Ethridge
USDA-SCS-Soil Survey Laboratory			;	Pedon No.  40A3663

---

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---)
40A28223	0-15	Ap	S	--	--	--	--	--	--	--	100	9	17	12	62						0.38
40A28224	15-25	Bt1	S	--	--	--	--	--	--	--	100	7	24	21	12	36					0.37						0.15	0.15
40A28225	25-33	Bt2	S	--	--	--	--	--	--	--	100	4	25	21	14	35					0.37						0.14	0.14
40A28226	33-46	Bk1	S	--	--	--	--	--	--	--	100	3	26	17	21	33					0.35						0.18	0.18
40A28227	46-71	Bk2	S	--	--	--	--	--	--	--	100	1	26	20	16	37					0.34						0.19	0.19
40A28228	71-94	By1	S	--	--	--	--	--	--	--	100	3	25	20	51						0.35
40A28229	94-124	By2	S	--	--	--	--	--	--	--	100	13	26	16	14	31					0.43						0.13	0.13
40A28230	124-160	C1	S	--	--	--	--	--	--	--	100	14	27	17	5	38					0.37						0.21	0.21
40A28231	160-191	C2	S	2	--	--	2	1	1	1	98	14	24	15	44						0.39

---

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			NK
40A28223	0-15	Ap	S				35	65	44	tr	1	3	17	13	25	40	44		cl	24.3	45.1	30.6
40A28224	15-25	Bt1	S				23	77	66	tr	1	2	10	10	23	54	66		sicl	13.8	46.3	39.9
40A28225	25-33	Bt2	S				15	85	71		1	1	6	7	17	68	71		sic	8.7	49.8	41.5
40A28226	33-46	Bk1	S				10	90	59	tr	tr	1	4	4	11	79	59		sicl	6.3	56.5	37.2			6.33
40A28227	46-71	Bk2	S				5	95	73		tr	tr	2	2	7	88	73		sic	2.9	54.8	42.3			0.88
40A28228	71-94	By1	S				11	89	71	tr	1	1	5	5	10	79	71		sic	6.6	51.8	41.6			6.86
40A28229	94-124	By2	S				34	66	41	1	2	4	15	13	17	49	41		cl	24.2	46.8	29.0
40A28230	124-160	C1	S				34	66	41	1	2	4	14	13	17	49	41		cl	23.8	47.0	29.2
40A28231	160-191	C2	S	6	6	3	35	60	38	1	2	4	16	14	20	44	40		cl	26.1	45.1	28.8			10.50