*** Taxonomy Characterization Data ***

Pedon ID: 90CO075002

( Logan, Colorado )

Print Date: Apr 25 2025 1:38AM

Sampled as on Aug 30, 1990:	Satanta ; Fine-loamy, mixed Aridic Argiustolls
Revised to SSL:	(unnamed) ; Fine-silty, mixed, mesic Aridic Argiustoll

				United States Department of Agriculture
SSL	-	Project	CP91CO012   GREELEY COUNTY	Natural Resources Conservation Service
	-	Site ID	S1990CO075002   Lat: 40° 27' 39.97" north  Long: 103° 1' 45.85" west  MLRA: 72	National Soil Survey Center
	-	Pedon No.	91P0045	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
91P00270	0-11	Ap1	S	20.7	10.6		0.45		33	1.47	0.024	2
91P00271	11-20	Ap2	S	26.3	15.8		0.46		24	1.34	0.040	1
91P00272	20-38	Bt	S	31.3	12.3		0.49		12	1.18	0.059		67
91P00273	38-55	Btk	S	27.6	5.7	6.0	0.57		6	1.24	0.021		66
91P00274	55-74	Bk	S	22.2	5.2	6.6	0.54		16	1.27	0.005	1
91P00275	74-96	2Bk1	S	9.1		2.8	0.64		49	1.58	--	11
91P00276	96-140	2Bk2	S	2.6		1.2	1.54		90			70
91P00277	140-150	2Bk3	S	2.2		1.5			70			13
91P00278	0-11	Ap1	S	21.3			0.45		29			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
91P00270	0-11	Ap1	S	7.7		0.90				--	100*	96			0.82				1
91P00271	11-20	Ap2	S	7.8		0.82				--	100*	96			0.80				--
91P00272	20-38	Bt	S	8.0		0.81				1	100*	100			0.86				--
91P00273	38-55	Btk	S	8.3		0.58				12	100*	100			0.80				tr
91P00274	55-74	Bk	S	8.3		0.29				14	100*	100			0.78			0.42	1
91P00275	74-96	2Bk1	S	8.5		0.14				29	100*	100			1.18			0.48	1
91P00276	96-140	2Bk2	S	8.7		0.06				11	100*	100			4.08				4
91P00277	140-150	2Bk3	S	8.6		0.03				9	100*	100							7
91P00278	0-11	Ap1	S	7.9		0.84				tr	100*	88			0.85				--

^*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	0.94	(NA)
Clay, carbonate free, Weighted Average	27	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	9	% wt
Volume, >2mm, Weighted Average	0	% vol
Clay, total, Weighted Average	30	% wt
LE, Whole Soil, Summed to 1m	0	cm/m
Weighted averages based on control section: 20-55 cm