*** Taxonomy Characterization Data ***

Pedon ID: 80CO083003

( Montezuma, Colorado )

Print Date: Nov 21 2024 1:39PM

Sampled as on Sep 29, 1980:	Snd ; Fine, montmorillonitic, mesic Typic Haplargid
Revised to correlated:	Uzona ; Fine, smectitic, mesic Typic Natrargids

				United States Department of Agriculture
SSL	-	Project	CP80CO255   LAPLATA, MONTEZUMA AND SAN MIGUEL COUNTIES	Natural Resources Conservation Service
	-	Site ID	S1980CO083003   Lat: 37° 21' 18.00" north  Long: 108° 55' 26.99" west  MLRA: 35	National Soil Survey Center
	-	Pedon No.	80P0372	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	8D1			4A1d			7B1a2
80P01970	0-3	A1	S	33.1			0.33		44			29	71
80P01971	3-13	A2	S	34.4		1.5	0.34		16	1.37	0.049	3	69
80P01972	13-41	Bt1	S	42.0		2.9	0.38		9			tr
80P01973	41-66	Bt2	S	42.7			0.39		8	1.42	0.108	tr	68
80P01974	66-79	Bty	S	48.0			0.35		8			tr
80P01975	79-114	Bky1	S	50.9		4.2	0.35		15	1.30	0.079	11	73
80P01976	114-152	Bky2	S	42.5		2.2	0.42		20			12
80P01977	152-183	Cr	S	12.3			0.47		82			18	94

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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	%
				8C1a		6A1c				6E1b	5C1	5C3			8D1			8A1a	5D2
80P01970	0-3	A1	S	7.9		0.83				4	100*	100			0.68			2.89	5
80P01971	3-13	A2	S	8.3		0.52				5	100*	100			0.67			1.21	7
80P01972	13-41	Bt1	S	8.7		0.36				7	100*	100			0.67			1.01	20
80P01973	41-66	Bt2	S	8.5		0.27				4	100*	100			0.72			3.45	34
80P01974	66-79	Bty	S	8.0		0.27				4	100*	100			0.66			7.82	28
80P01975	79-114	Bky1	S	8.0		0.26				11	100*	100			0.62			8.83	31
80P01976	114-152	Bky2	S	7.9		0.17				5		100			0.77			9.14	26
80P01977	152-183	Cr	S	8.5		0.05				1	100*	100			0.65			11.12	73

^*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	0.72	(NA)
Clay, carbonate free, Weighted Average	41	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	9	% wt
Volume, >2mm, Weighted Average	0	% vol
Clay, total, Weighted Average	42	% wt
Weighted averages based on control section: 13-63 cm