*** Taxonomy Characterization Data ***

Pedon ID: 90MT071006

( Phillips, Montana )

Print Date: Nov 11 2024 8:38PM

Sampled as on Sep 1, 1990:	Neldore ; Clayey, montmorillonitic, nonacid, frigid, shallow Ustic Torriorthent
Revised to correlated:	Volborg ; Clayey-skeletal, smectitic, acid, frigid, shallow Ustic Torriorthents

				United States Department of Agriculture
SSL	-	Project	CP90MT255   PHILLIPS COUNTY	Natural Resources Conservation Service
	-	Site ID	S1990MT071006   Lat: 47° 49' 53.99" north  Long: 108° 13' 22.99" west  MLRA: 52	National Soil Survey Center
	-	Pedon No.	90P1088	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			8D1
90P06709	0-5	A	S	63.9			0.34		5
90P06710	5-13	C1	S	66.8			0.32		16
90P06711	13-43	C2	S	62.2			0.35		90
90P06712	43-81	Cr1	S	54.0			0.36		93
90P06713	81-107	Cr2	S	52.0			0.35		84
90P06714	107-152	Cr3	S	54.2			0.37		--

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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	4H2a				5C1	5C3		5A3b	8D1		5G1	8A3a	5D2
90P06709	0-5	A	S	5.7		1.21					91	80			0.59				tr
90P06710	5-13	C1	S	4.6		0.60					77	70		31.6	0.56	0.47	8		tr
90P06711	13-43	C2	S	4.3		0.38					63	56		28.9	0.58	0.46	21		1
90P06712	43-81	Cr1	S	3.8		0.30	0.58				100*	86		106.8	0.61	1.98	5	2.26	tr
90P06713	81-107	Cr2	S	3.8		0.23					100*	86		106.3	0.62	2.04	6	2.50	1
90P06714	107-152	Cr3	N													1.62
90P06714	107-152	Cr3	S	3.8		0.25					100*	82		87.8	0.59		6	3.20	2

^*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	0.58	(NA)
Clay, carbonate free, Weighted Average	62	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	90	% wt
Volume, >2mm, Weighted Average	83	% vol
Clay, total, Weighted Average	62	% wt
Weighted averages based on control section: 25-43 cm