*** Taxonomy Characterization Data ***

Pedon ID: 87MT083001

( Richland, Montana )

Print Date: Nov 24 2024 4:02AM

Sampled as on Jun 1, 1987:	Vida ; Fine-loamy, mixed Typic Argiboroll
Revised to correlated:	Vida ; Fine-loamy, mixed, superactive Typic Argiborolls

				United States Department of Agriculture
SSL	-	Project	CP87MT179   WEPP MONTANA	Natural Resources Conservation Service
	-	Site ID	S1987MT083001     MLRA: 53A	National Soil Survey Center
	-	Pedon No.	87P0538	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
87P02858	0-4	A1	S	14.8	8.1		0.59		39			2
87P02859	4-8	A2	S	14.7	9.2		0.54		43	1.29	0.021	6
87P02860	8-25	Bt	S	24.1	12.4	2.6	0.46		41	1.28	0.033	7
87P02861	25-48	Bk1	S	30.8	7.6	8.9	0.33		24	1.42	0.025	2
87P02862	48-75	Bk2	S	28.4	8.3	7.9	0.34		26	1.54	0.029	2
87P02863	75-120	C1	S	28.1	10.2	4.3	0.41		24	1.55	0.027	1
87P02864	120-152	C2	S	27.3	11.5	2.8	0.40		24	1.58	0.028	2

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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		6A1c	6A2d		8J	6E1g	5C1	5C3			8D1			8A3a	5D2
87P02858	0-4	A1	S	7.3		2.96	2.93	0.05	0.04		100*	89			1.11			0.80	--
87P02859	4-8	A2	S	7.3		1.97	1.95	0.06	0.04		100*	90			0.98				1
87P02860	8-25	Bt	S	7.9		1.69	2.35	0.11	0.05	5	100*	100			0.73			0.67	--
87P02861	25-48	Bk1	S	8.4		0.90	4.16	0.09	0.04	30	100*	100			0.46				1
87P02862	48-75	Bk2	S	8.6		0.43	3.41	0.08	0.03	23	100*	100			0.48				1
87P02863	75-120	C1	S	9.0		0.28	2.82		0.03	31	100*	100			0.50			0.43	4
87P02864	120-152	C2	S	9.2		0.21	2.67		0.03	12	100*	100			0.53			0.54	9

^*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	0.82	(NA)
Clay, carbonate free, Weighted Average	22	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	41	% wt
Volume, >2mm, Weighted Average	7	% vol
Clay, total, Weighted Average	24	% wt
Weighted averages based on control section: 8-25 cm