*** Taxonomy Characterization Data ***

Pedon ID: S2000MT017001

( Custer, Montana )

Print Date: Nov 11 2024 8:40PM

Sampled as on Jun 26, 2000:	Eapa ; Fine-loamy, mixed, frigid Aridic Argiborolls
Revised to :

				United States Department of Agriculture
SSL	-	Project	CP00MT185   FORT KEOGH	Natural Resources Conservation Service
	-	Site ID	S2000MT017001   Lat: 46° 18' 21.90" north  Long: 105° 58' 36.31" west  MLRA: 58A	National Soil Survey Center
	-	Pedon No.	00P1145	Soil Survey Laboratory
	-	General Methods 1B1A, 2A1, 2B		Lincoln, Nebraska 68508-3866

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Taxonomy Tier 1				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-
					Fine	CaCO3	1500		.1-75	Bulk	Cole	Vol	Resist
				Clay	Clay	Clay	kPa	Clay	mm	Den	Whole	% of	Min
	Depth			<.002	<.0002	<.002	/Clay	Est	Frac	33 kPa	Soil	Whole	%
Layer	(cm)	Horz	Prep	(---------% of <2 mm-------)				(-------- % --------)		g cm-3	cm cm-1
				3A1a1a	3A1a1a	3A1a1a	8D1			4A1d
00P06575	0-8	A	S	12.7	7.2		0.62		28	1.29	0.018	1
00P06576	8-25	Bt1	S	25.1	17.5		0.47		21	1.46	0.020	tr
00P06577	25-42	Bt2	S	20.2	9.5	0.7	0.47		16	1.47	0.022	tr
00P06578	42-63	Bk1	S	22.2	6.5	9.2	0.36		30	1.60	0.014	1
00P06579	63-93	Bk2	S	18.1	5.7	7.0	0.36		39	1.52	0.014	4
00P06580	93-145	Bk3	S	13.2	3.0	3.2	0.43		45	1.63	0.010	4
00P06581	145-170	2C	S	13.9	3.4	2.1	0.41		69	1.63	0.009	11
00P06582	170-193	2Ck	S	26.7	4.1	17.5	0.31		49	1.72	0.009	3

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Taxonomy Tier 2				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-	-13-	-14-	-15-	-16-
				pH	pH	Org	Tot	Al+½ Fe		CO3 as	(--- Base Sat ---)		NZ	ECEC	CEC7	ECEC	Al
	Depth			H2O	NaF	C	C	Oxal	ODOE	CaCO3	NH4	Bases	P Ret	cmol(+)	/Clay	/Clay	Sat	E C	ESP
Layer	(cm)	Horz	Prep			(------------------------------------------ % --------------------------------------------)								kg -1			%	dS m-1	%
				4C1a2a			6A2e			4E1a1a1a1	5C1	5C3	6S4d		8D1			8A3a	5D2
00P06575	0-8	A	S	6.4			1.56				92	73	11		0.89				2
00P06576	8-25	Bt1	S	7.4			0.69				100*	88	16		0.80				1
00P06577	25-42	Bt2	S	8.2			1.05			4	100*	100	21		0.83				1
00P06578	42-63	Bk1	S	8.6			1.99			14	100*	100	37		0.49				4
00P06579	63-93	Bk2	S	9.0			1.52			14	100*	100	66		0.52				7
00P06580	93-145	Bk3	S	9.4			0.85			8	100*	100	13		0.76			0.66	16
00P06581	145-170	2C	S	9.5			0.51			5	100*	100	15		0.71			0.81	18
00P06582	170-193	2Ck	S	9.6			3.11			21	100*	100	87		0.29			0.99	20

^*Extractable Ca may contain Ca from calcium carbonate or gypsum.

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Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	0.83	(NA)
Clay, carbonate free, Weighted Average	22	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	18	% wt
Volume, >2mm, Weighted Average	0	% vol
Clay, total, Weighted Average	23	% wt
LE, Whole Soil, Summed to 1m	2	cm/m
Weighted averages based on control section: 8-42 cm