*** Supplementary Characterization Data ***

Pedon ID: 91MT049012

( Lewis and Clark, Montana )

Print Date: Jun 1 2024 4:20PM

Sampled as on Oct 16, 1978:	Holter ; Loamy-skeletal, mixed Typic Argiborolls
Revised to :

				United States Department of Agriculture
SSL	-	Project	CP92MT126   LEWIS AND CLARK COUNTY	Natural Resources Conservation Service
	-	Site ID	S1991MT049012   Lat: 46° 55' 2.64" north  Long: 112° 11' 36.20" west	National Soil Survey Center
	-	Pedon No.	92P0503	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
92P02926	0-20	A1	S	100	100	100	100	100	93	85	65	42	33	25	17	11	54	43	37	34	31	1.47	0.782	0.002			>100	0.8
92P02927	20-30	A2	S	100	93	88	81	76	64	51	32	21	17	12	8	6	26	22	19	18	16	7.77	4.493	0.009			>100	34.9
92P02928	30-71	Bt1	S	100	88	80	68	60	49	38	24	17	13	9	6	4	20	17	15	13	12	19.00	10.069	0.029			>100	15.0
92P02929	71-107	Bt2	S	100	89	81	69	61	49	36	26	20	15	10	7	5	23	20	18	16	14	17.97	10.276	0.018			>100	25.1
92P02930	107-152	Bk	S	100	88	79	67	58	47	35	22	16	12	8	5	4	19	17	15	13	11	20.28	11.688	0.033			>100	17.1

---

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
92P02926	0-20	A1	S	35	--	--	35	--	15	20	65	35	--	15	20	65		1.721
92P02927	20-30	A2	S	68	--	--	68	24	25	19	32	68	24	25	19	32		2.101
92P02928	30-71	Bt1	S	76	--	--	76	40	22	14	24	76	40	22	14	24		2.211
92P02929	71-107	Bt2	S	74	--	--	74	39	25	10	26	74	39	25	10	26		2.181
92P02930	107-152	Bk	S	78	--	--	78	42	23	13	22	78	42	23	13	22		2.241

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: 91MT049012

( Lewis and Clark, Montana )

Print Date: Jun 1 2024 4:20PM

Sampled As	:	Holter		Loamy-skeletal, mixed Typic Argiborolls
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  92P0503

---

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
92P02926	0-20	A1	S	23	--	--	23	--	10	13	77	22	13	7	35			0.43	1.68		0.71
92P02927	20-30	A2	S	53	--	--	53	19	20	15	47	12	8	4	21			0.57	1.07		0.49
92P02928	30-71	Bt1	S	62	--	--	62	33	18	11	38	10	7	3	17			0.53	1.02		0.46
92P02929	71-107	Bt2	S	61	--	--	61	32	21	8	39	10	8	4	18			0.47	0.92		0.43
92P02930	107-152	Bk	S	67	--	--	67	36	20	11	33	9	7	3	15						0.44

---

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
92P02926	0-20	A1	S	39	39	39	38	22	13	21	19	11	6	5	11	26	21		cosl	52.1	30.5	17.4	5.5
92P02927	20-30	A2	S	72	72	47	17	11	6	22	17	9	6	6	15	25	21		l	49.5	32.9	17.6	5.6
92P02928	30-71	Bt1	S	79	79	37	13	8	4	17	17	11	8	7	15	24	19		l	50.8	33.0	16.2	5.9
92P02929	71-107	Bt2	S	78	78	37	12	10	5	13	14	11	9	7	19	27	22		l	44.5	37.8	17.7	6.2
92P02930	107-152	Bk	S	81	81	37	11	8	4	14	14	11	9	9	16	26	20		l	48.3	35.3	16.4	7.6