*** Taxonomy Characterization Data ***

Pedon ID: 91NM013010

( Dona Ana, New Mexico )

Print Date: Dec 5 2025 11:05PM

Sampled as :	Reagan
Revised to correlated on Sep 1, 1993:	Reagan ; Fine-silty, mixed, active, thermic Ustic Haplocalcid

				United States Department of Agriculture
SSL	-	Project	RP91NM264   RIO GRANDE	Natural Resources Conservation Service
	-	Site ID	91NM013010     MLRA: 42B	National Soil Survey Center
	-	Pedon No.	91P1185	Soil Survey Laboratory
	-	General Methods 1B1A, 2A1, 2B		Lincoln, Nebraska 68508-3866

---

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
91P07884	0-6	A	S	19.2		5.2	0.51		18
91P07885	6-21	B	S	38.7		15.2	0.32		14
91P07886	21-35	Bk21	S	41.4		19.7	0.29		10
91P07887	35-51	Bk22	S	40.2		18.7	0.31		6
91P07888	51-64	Bk31	S	39.7		15.9	0.30		8
91P07889	64-81	Bk32	S	41.0		15.6	0.30		12
91P07890	81-93	Bk1	S	39.2		14.4	0.32		16
91P07891	93-108	Bk2	S	47.7		17.5	0.30		7
91P07892	108-124	Bk3	S	45.6		15.4	0.29		9			1
91P07893	124-138	Bk4	S	49.2		16.4	0.30		4
91P07894	138-155	B1	S	38.1		10.8	0.35		9			1
91P07895	155-170	B2	S	34.8		8.9	0.36		13
91P07896	170-179	2BAtb1	S	22.1		4.9	0.34		41
91P07897	179-195	2BAtb2	S	18.0		4.0	0.41		44
91P07898	195-203	2Btb	S	18.3		3.7	0.38		49
91P07899	203-227	2Bkb1	S	30.0		8.7	0.38		27			1
91P07900	227-258	2Bkb2	S	1.9		1.2			37			3
91P07901	258-277	2C1	S	2.9			3.38		29			2
91P07902	277-294	2C2	S	3.5		0.7	3.09		34			5
91P07903	294-316	2C3	S	5.2		0.7	1.94		43
91P07904	316-348	2C4	S	5.4		0.3	1.19		41			2
91P07905	348-379	2C5	S	3.2			2.28		22			3
91P07906	379-398	2C6	S	3.7			3.35		33			13
91P07907	398-423	2C7	S	3.9			2.74		7			1
91P07908	423-439	2C8	S	13.2			1.05		15			5
91P07909	439-446	2Cb	S	2.2			9.05		33			18
91P07912	475-498	2C10	S	2.7			1.04		95			6
91P07911	469-475	2C11	S	19.9			0.59		41			3
91P07910	446-469	2C12	S	20.3			0.69		31			1

---

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
91P07884	0-6	A	S	8.4		0.75				14	100*	100			0.76			0.84	--
91P07885	6-21	B	S	7.8		0.70				30	100*	100			0.38			1.71	1
91P07886	21-35	Bk21	S	7.9		0.57				46	100*	100			0.29			0.91	1
91P07887	35-51	Bk22	S	7.9		0.40				45	100*	100			0.31			0.87	1
91P07888	51-64	Bk31	S	8.0		0.28				38	100*	100			0.34			0.86	1
91P07889	64-81	Bk32	S	8.0		0.21				36	100*	100			0.33			1.01	1
91P07890	81-93	Bk1	S	8.0		0.16				31	100*	100			0.34			1.18	2
91P07891	93-108	Bk2	S	8.0		0.16				41	100*	100			0.32			1.97	4
91P07892	108-124	Bk3	S	7.9		0.15				35	100*	100			0.34			3.15	3
91P07893	124-138	Bk4	S	7.8		0.16				39	100*	100			0.32			7.35	5
91P07894	138-155	B1	S	7.9		0.11				28	100*	100			0.38			9.32	6
91P07895	155-170	B2	S	7.9		0.11				23	100*	100			0.39			9.74	10
91P07896	170-179	2BAtb1	S	8.0		0.05				11	100*	100			0.44			6.59	9
91P07897	179-195	2BAtb2	S	8.2		0.06				9	100*	100			0.57			1.35	8
91P07898	195-203	2Btb	S	8.1		0.05				9	100*	100			0.57			4.03	9
91P07899	203-227	2Bkb1	S	7.8		0.08				20	100*	100			0.53			3.33	7
91P07900	227-258	2Bkb2	S	7.7		0.03				4	100*	100						4.52	7
91P07901	258-277	2C1	S	7.7		0.03				4	100*	100			4.72			8.05	16
91P07902	277-294	2C2	S	7.6		0.02				1	100*	100			3.94			9.15	16
91P07903	294-316	2C3	S	7.8		0.02				1	100*	100			2.29			9.85	21
91P07904	316-348	2C4	S	7.6		0.03				2	100*	100			2.28			4.85	7
91P07905	348-379	2C5	S	7.6		0.01				tr	100*	100			5.00			3.85	9
91P07906	379-398	2C6	S	7.7		0.01				tr	100*	100			5.65			7.17	16
91P07907	398-423	2C7	S	7.7		0.02				--	100*	98			5.46			11.20	26
91P07908	423-439	2C8	S	7.7		0.02				tr	100*	99			2.00			11.40	20
91P07909	439-446	2Cb	S	7.5		0.01				tr	100*	99			14.82			13.10	22
91P07912	475-498	2C10	S	7.6		tr				tr	100*	100			1.74			2.16	17
91P07911	469-475	2C11	S	7.6		0.03				tr	100*	99			0.98			19.30	25
91P07910	446-469	2C12	S	7.5		0.03				--	100*	99			1.08			19.50	38

^*Extractable Ca may contain Ca from calcium carbonate or gypsum.

---

Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	0.55	(NA)
Clay, carbonate free, Weighted Average	24	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	10	% wt
Volume, >2mm, Weighted Average	0	% vol
Clay, total, Weighted Average	41	% wt
Weighted averages based on control section: 25-100 cm