*** Taxonomy Characterization Data ***

Pedon ID: 87CO628000

( Las Animas, Colorado )

Print Date: Mar 2 2025 8:53AM

Sampled as on Jun 29, 1987:	Wiley ; Fine-silty, mixed, mesic Ustollic Haplargid
Revised to correlated:	Wiley ; Fine-silty, mixed, superactive, mesic Aridic Haplustalfs

				United States Department of Agriculture
SSL	-	Project	CP87CO265   COLORADO AND LAS ANIMAS COUNTY	Natural Resources Conservation Service
	-	Site ID	87CO628000   Lat: 37° 13' 31.60" north  Long: 103° 31' 24.00" west  MLRA: 67	National Soil Survey Center
	-	Pedon No.	87P0835	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			7B1a2
87P04615	0-11	A	S	17.8	3.9		0.54		10	1.27	0.028	tr
87P04616	11-22	Bt1	S	33.8	20.0		0.44		9	1.23	0.071	--
87P04617	22-38	Bt2	S	35.9	11.8	4.9	0.43		6			tr	75
87P04618	38-66	Btk	S	37.7	11.4	--	0.41		3	1.39	0.048	--
87P04619	66-88	B	S	34.7	9.5	6.9	0.40		4	1.35	0.052	--
87P04620	88-112	Bk1	S	35.8	10.1	6.3	0.38		8	1.27	0.045	tr	72
87P04621	112-127	Bk2	S	41.6	10.5	12.1	0.33		13	1.26	0.043	1
87P04622	127-152	Bk3	S	46.4	6.4	26.4	0.29		2	1.24	0.018	1

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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				6E1g	5C1	5C3			8D1			8A3a	5D2
87P04615	0-11	A	S	8.1		1.33				1	100*	100			1.02			0.82	12
87P04616	11-22	Bt1	S	8.1		0.81				tr	100*	100			0.77			0.51	tr
87P04617	22-38	Bt2	S	8.2		0.80				12	100*	100			0.62			0.46	tr
87P04618	38-66	Btk	S	8.4		0.53				15	100*	100			0.57			0.42	2
87P04619	66-88	B	S	8.7		0.28				15	100*	100			0.57			0.63	7
87P04620	88-112	Bk1	S	8.8		0.24				16	100*	100			0.54			0.70	10
87P04621	112-127	Bk2	S	8.3		0.27				25	100*	100			0.23			2.75	18
87P04622	127-152	Bk3	S	8.1		0.24				56	100*	100			0.21			6.34	12

^*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	0.66	(NA)
Clay, carbonate free, Weighted Average	35	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	5	% wt
Volume, >2mm, Weighted Average	0	% vol
Clay, total, Weighted Average	36	% wt
Weighted averages based on control section: 11-61 cm