*** Primary Characterization Data ***

Pedon ID: 87CO628002

( Las Animas, Colorado )

Print Date: Dec 11 2024 5:07PM

Sampled as on Sep 15, 1987:	Aguilar ; Fine, montmorillonitic, mesic Ustollic Natrargid
Revised to correlated:	Aguilar ; Fine, smectitic, mesic Vertic Natrargids

				United States Department of Agriculture
SSL	-	Project	CP88CO068   LAS ANIMAS COUNTY	Natural Resources Conservation Service
	-	Site ID	87CO628002   Lat: 37° 24' 27.40" north  Long: 104° 33' 17.90" west  MLRA: 69	National Soil Survey Center
	-	Pedon No.	88P0218	Soil Survey Laboratory
	-	General Methods 1B1A, 2A1, 2B		Lincoln, Nebraska 68508-3866

---

Layer	Horizon	Orig Hzn	Depth (cm)	Field Label 1	Field Label 2	Field Label 3	Field Texture	Lab Texture
88P01139	E	E	0-10				FSL	VFSL
88P01140	Btn1	BtN1	10-25				SICL	C
88P01141	Btn2	BtN2	25-35				SIC	C
88P01142	Btny	BtNY	35-59				C	C
88P01143	Bky1	BCkY	59-74				SICL	CL
88P01144	Bky2	CkY	74-114				SICL	SICL
88P01145	Bky3	CkY	114-153				SICL	SIC

---

Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	0.51	(NA)
Clay, carbonate free, Weighted Average	44	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	8	% wt
Volume, >2mm, Weighted Average	0	% vol
Clay, total, Weighted Average	44	% wt
LE, Whole Soil, Summed to 1m	6	cm/m
Weighted averages based on control section: 10-59 cm

---

PSDA  &  Rock Fragments				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-	-13-	-14-	-15-	-16-	-17-	-18-
					(- - - - - Total - - - - - -)			(- - Clay - - -)		(- - - - Silt - - - - -)		(- - - - - - - - - - - - Sand - - - - - - - - - - - -)					( Rock Fragments   (mm) )
				Lab	Clay	Silt	Sand	Fine	CO3	Fine	Coarse	VF	F	M	C	VC	(- - - - - - - - Weight - - - - - - - -)				>2 mm
				Text-	<	.002	.05	<	<	.002	.02	.05	.10	.25	.5	1	2	5	20	.1-	wt %
	Depth			ure	.002	-.05	-2	.0002	.002	-.02	-.05	-.10	-.25	-.50	-1	-2	-5	-20	-75	75	whole
Layer	(cm)	Horz	Prep		(- - - - - - - - - - - - - - - - - - - - - - - - - - % of <2mm Mineral Soil - - - - - - - - - - - - - - - - - - - - - - - - - - -)												(- - - - - - - % of <75mm - - - - - -)				soil
				3A1a1a	3A1a1a	3A1a1a	3A1a1a	3A1a1a	3A1a1a	3A1a1a	3A1a1a	3A1a1a	3A1a1a	3A1a1a	3A1a1a	3A1a1a	3B1	3B1	3B1
88P01139	0-10	E	S	vfsl	11.6	32.4	56.0	6.2		14.3	18.1	38.3	14.2	2.6	0.7	0.2	--	--	--	18	--
88P01140	10-25	Btn1	S	c	49.3	33.7	17.0	32.2		22.3	11.4	11.1	4.5	1.1	0.3	--	--	--	--	6	--
88P01141	25-35	Btn2	S	c	46.9	37.4	15.7	31.1		25.2	12.2	9.1	4.8	1.4	0.4	--	--	--	--	7	--
88P01142	35-59	Btny	S	c	40.4	37.4	22.2	23.7	--	23.8	13.6	13.6	6.9	1.4	0.3	--	--	--	--	9	--
88P01143	59-74	Bky1	S	cl	35.1	39.1	25.8	20.4	2.4	24.6	14.5	16.3	7.2	1.9	0.4	--	--	--	--	10	--
88P01144	74-114	Bky2	S	sicl	38.7	43.1	18.2	23.7	2.4	25.2	17.9	11.5	4.6	1.5	0.5	0.1	--	--	--	7	--
88P01145	114-153	Bky3	S	sic	40.8	41.8	17.4	25.2	1.2	26.5	15.3	12.2	3.7	1.0	0.4	0.1	--	--	--	5	--

*** Primary Characterization Data ***

Pedon ID: 87CO628002

( Las Animas, Colorado )

Print Date: Dec 11 2024 5:07PM

Sampled As	:	Aguilar		Fine, montmorillonitic, mesic Ustollic Natrargid
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  88P0218

---

Bulk Density  &  Moisture				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-	-13-	-14-
				(Bulk Density)		Cole	(- - - - - - - - - - - Water Content - - - - - - - - - - -)					( Air Dry-Oven Dry )		WRD	Aggst
				33	Oven	Whole	6	10	33	1500	1500 kPa	(- - - - Ratio - - - -)		Whole	Stabl	(- - Ratio/Clay - -)
	Depth			kPa	Dry	Soil	kPa	kPa	kPa	kPa	Moist		Corrected	Soil	2-0.5mm	CEC7	1500 kPa
Layer	(cm)	Horz	Prep	(- - - g cm-3 - - -)			(- - - - - - - - - - - - pct of < 2mm - - - - - - - - - - - -)							cm3 cm-3	%
				4A1d	4A1h				4B1c	3C2a1a		3D1	4E2a1a1a1	4C1		8D1	8D1
88P01139	0-10	E	S	1.53	1.56	0.006			12.4	5.3		1.010		0.11		0.78	0.46
88P01140	10-25	Btn1	S	1.30	1.61	0.074			30.9	20.3		1.039		0.14		0.55	0.41
88P01141	25-35	Btn2	S	1.42	1.86	0.094			29.8	19.7		1.041		0.14		0.53	0.42
88P01142	35-59	Btny	S	1.53	1.85	0.065			24.9	17.5		1.037		0.11		0.49	0.43
88P01143	59-74	Bky1	S	1.55	1.81	0.053			23.3	15.5			1.030	0.12		0.52	0.44
88P01144	74-114	Bky2	S	1.49	1.82	0.069			27.0	16.9			1.031	0.15		0.52	0.44
88P01145	114-153	Bky3	S	1.46	1.81	0.074			28.2	17.6			1.033	0.15		0.55	0.43

---

Water Content				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-	-13-
				(- - Atterberg - -)		(- - - - - Bulk Density - - - - -)			(- - - - - - - - - - - - - - - - - - - - - - - Water Content - - - - - - - - - - - - - - - - - - - - -)
				(- - - Limits - - -)		Field	Recon	Recon	Field	Recon	(- - - - - - - - - - - - - - Sieved Samples - - - - - - - - - - - - -)
				LL	PI		33	Oven		33	6	10	33	100	200	500
	Depth						kPa	Dry		kPa	kPa	kPa	kPa	kPa	kPa	kPa
Layer	(cm)	Horz	Prep	pct <0.4mm		(- - - - - - - - g cm-3 - - - - - - -)			(- - - - - - - - - - - - - - - - - - - - - - - % of < 2mm - - - - - - - - - - - - - - - - - - - - - -)
				4F1	4F
88P01141	25-35	Btn2	S	53	33
88P01144	74-114	Bky2	S	44	27

---

Carbon  &  Extractions

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

-12-

-13-

-14-

-15-

-16-

-17-

-18-

-19-

(- - - - - Total - - - - -)

Est

OC

C/N

(- - - Dith-Cit Ext - - -)

(- - - - - - Ammonium Oxalate Extraction - - - - - -)

(- - - Na Pyro-Phosphate - - -)

Depth

C

N

S

OC

(WB)

Ratio

Fe

Al

Mn

Al+½Fe

ODOE

Fe

Al

Si

Mn

C

Fe

Al

Mn

Layer

(cm)

Horz

Prep

(- - - - - - - - - - % of <2 mm - - - - - - - - - -)

(- - - - - - - - - - - - - - - - - - - % of < 2mm - - - - - - - - - - - - - - - - -)

mg kg-1

(- - - - - - % of < 2mm - - - - -)

6B3a

6A1c

88P01139

0-10

E

S

0.122

0.91

7

88P01140

10-25

Btn1

S

0.112

0.79

7

88P01141

25-35

Btn2

S

0.080

0.52

7

88P01142

35-59

Btny

S

0.35

88P01143

59-74

Bky1

S

0.23

88P01144

74-114

Bky2

S

0.25

88P01145

114-153

Bky3

S

0.29

*** Primary Characterization Data ***

Pedon ID: 87CO628002

( Las Animas, Colorado )

Print Date: Dec 11 2024 5:07PM

Sampled As	:	Aguilar		Fine, montmorillonitic, mesic Ustollic Natrargid
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  88P0218

---

CEC  &  Bases				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-	-13-	-14-
				(- - - - - - NH4OAC Extractable Bases - - - - -)								CEC8	CEC7	ECEC		(- - - - Base - - - -)
								Sum	Acid-	Extr	KCl	Sum	NH4	Bases	Al	(- Saturation -)
	Depth			Ca	Mg	Na	K	Bases	ity	Al	Mn	Cats	OAC	+Al	Sat	Sum	NH4OAC
Layer	(cm)	Horz	Prep	(- - - - - - - - - - - - - - - - - cmol(+) kg-1 - - - - - - - - - - - - - - - - - - -)							mg kg-1	(- - - - cmol(+) kg-1 - - -)			(- - - - - - - - % - - - - - - - -)
				6N2e	6O2d	6P2b	6Q2b						5A8b			5C3	5C1
88P01139	0-10	E	S	6.4*	4.5	1.9	0.6						9.1			100	100
88P01140	10-25	Btn1	S	12.8*	21.5	18.1	2.4						26.9			100	100
88P01141	25-35	Btn2	S	31.0*	25.3	19.3	1.9						24.8			100	100
88P01142	35-59	Btny	S	45.1*	22.2	17.5	1.4						19.7			100	100
88P01143	59-74	Bky1	S	50.4*	20.1	17.3	1.2						18.1			100	100
88P01144	74-114	Bky2	S	56.4*	20.6	18.8	1.1						20.0			100	100
88P01145	114-153	Bky3	S	62.0*	20.0	18.8	1.0						22.3			100	100

^*Extractable Ca may contain Ca from calcium carbonate or gypsum., CEC7 base saturation set to 100.

---

Salt				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-	-13-	-14-	-15-	-16-	-17-	-18-	-19-	-20-
				(- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Water Extracted From Saturated Paste - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -)																	1:2
																			Total	Elec	Elec	Exch
	Depth			Ca	Mg	Na	K	CO3	HCO3	F	Cl	PO4	Br	OAC	SO4	NO2	NO3	H2O	Salts	Cond	Cond	Na	SAR
Layer	(cm)	Horz	Prep	(- - - - - mmol(+) L-1 - - - - -)				(- - - - - - - - - - - - - - - - - - - - - - mmol(-) L-1 - - - - - - - - - - - - - - - - - - - -)										(- - - - % - - - -)		(- - dS m-1 - -)		%
				6N1b	6O1b	6P1b	6Q1b	6I1b	6J1b	6U1a	6K1c				6L1c	6W1a	6M1c	8A	8D5	8A3a	4F1a1a1		5E
88P01139	0-10	E	S	7.9	9.6	23.3	0.5	--	5.3	1.2	9.4				27.1	--	--	35.5	0.1	3.78	1.04	12	8
88P01140	10-25	Btn1	S	10.8	36.0	109.8	1.1	--	5.4	2.9	26.3				131.1	--	--	87.6	0.8	11.60	6.36	32	23
88P01141	25-35	Btn2	S	18.9	52.8	124.4	1.2	--	2.2	3.5	27.0				175.4	--	--	86.7	1.0	13.57	8.48	34	21
88P01142	35-59	Btny	S	20.5	61.0	135.0	1.2	--	1.7	6.0	29.9				202.8	--	--	79.7	0.9	14.54	7.51	34	21
88P01143	59-74	Bky1	S	20.1	74.9	152.0	0.9	--	1.3	6.3	31.8				224.2	--	--	64.1	0.9	16.26	8.40	42	22
88P01144	74-114	Bky2	S	19.3	67.5	144.3	0.6	--	0.8	6.2	30.6				213.3	--	--	44.0	0.6	15.74	8.78	62	22
88P01145	114-153	Bky3	S	20.3	55.5	127.3	0.4	--	0.9	6.2	28.7				188.8	--	--	28.5	0.3	14.19	8.95	68	21

*** Primary Characterization Data ***

Pedon ID: 87CO628002

( Las Animas, Colorado )

Print Date: Dec 11 2024 5:07PM

Sampled As	:	Aguilar		Fine, montmorillonitic, mesic Ustollic Natrargid
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  88P0218

---

pH  &  Carbonates				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-
				(- - - - - - - - - - - - - - - - - - pH - - - - - - - - - - - - - - - - -)						(- - Carbonate - -)		(- - Gypsum - - -)
					CaCl2					As CaCO3		As CaSO4*2H2O		Resist
	Depth				0.01M	H2O	Sat			<2mm	<20mm	<2mm	<20mm	ohms
Layer	(cm)	Horz	Prep	KCl	1:2	1:1	Paste	Oxid	NaF	(- - - - - - - - - - - - % - - - - - - - - - - -)				cm-1
					4C1a2a	4C1a2a	8C1b			6E1g		4E2a1a1a1		8E1
88P01139	0-10	E	S		7.8	8.1	7.9			tr
88P01140	10-25	Btn1	S		8.3	8.4	7.9			tr		--
88P01141	25-35	Btn2	S		8.4	8.5	8.1			1		--
88P01142	35-59	Btny	S		8.5	8.4	8.2			3		tr
88P01143	59-74	Bky1	S		8.6	8.6	8.2			3		1
88P01144	74-114	Bky2	S		8.6	8.6	8.3			3		1		210
88P01145	114-153	Bky3	S		8.5	8.5	8.2			2		2

---

Trace Elements Tier 1				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-
	Depth			Ag	As	Ba	Be	Cd	Co	Cr	Cu	Mn	Mo		Hg
Layer	(cm)	Horz	Prep	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg		ug/kg
				4H1a		4H1a	4H1a	4H1a	4H1a	4H1a	4H1a	4H1a			4H1a
88P01139	0-10	E	HM	--		197.47	0.74	0.88	7.45	24.02	17.84	538.22			28
88P01140	10-25	Btn1	HM	--		404.68	1.98	1.39	12.19	56.17	32.59	797.35			42
88P01142	35-59	Btny	HM	--		450.24	1.61	1.23	10.83	47.73	29.04	650.17			26
88P01145	114-153	Bky3	HM	--		430.99	1.58	1.42	11.05	46.61	29.25	622.43			24

---

Major Elements				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-
	Depth			Al	Ca	Fe	K	Mg	Mn	Na	P	Si	Sr	Ti	Zr
Layer	(cm)	Horz	Prep	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg
				4H1b	4H1b	4H1b	4H1b	4H1b	4H1b	4H1b	4H1b	4H1b		4H1b	4H1b
88P01139	0-10	E	HM	31558	3859	22923	23395	3229	450	14218	607	322546		3355	213
88P01140	10-25	Btn1	HM	77889	5928	36119	27244	12642	759	11489	847	265424		3388	142
88P01142	35-59	Btny	HM	56152	14960	33164	24458	11384	595	12907	925	278364		3475	169
88P01145	114-153	Bky3	HM	57554	15540	34067	23745	10214	580	13241	896	272600		3688	171

*** Primary Characterization Data ***

Pedon ID: 87CO628002

( Las Animas, Colorado )

Print Date: Dec 11 2024 5:07PM

Sampled As	:	Aguilar		Fine, montmorillonitic, mesic Ustollic Natrargid
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  88P0218

---

Clay Mineralogy (<.002 mm)

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

-12-

-13-

-14-

-15-

-16-

-17-

-18-

X-Ray

Thermal

Elemental

EGME

Inter

SiO2

Al2O3

Fe2O3

MgO

CaO

K2O

Na2O

Retn

preta

Depth

Fract

7A2i

7C3

tion

Layer

(cm)

Horz

ion

( - - - - - - - - - peak size - - - - - - - - - - )

(- - - - - - - - - % - - - - - - - - - -)

(- - - - - - - - - - - - - - - - - - - - - % - - - - - - - - - - - - - - - - - - - - -)

mg g-1

88P01140

10.0-25.0

Btn1

tcly

MI 3

KK 2

MT 1

VR 1

MM 1

7.0

3.7

QZ 1

88P01141

25.0-35.0

Btn2

tcly

MI 3

KK 3

MT 2

MM 2

QZ 1

6.6

3.6

FRACTION INTERPRETATION:
tcly - Total Clay <0.002 mm

MINERAL INTERPRETATION:
KK Kaolinite	MI Mica	MM Montmorillonite-Mica	MT Montmorillonite	QZ Quartz
VR Vermiculite

RELATIVE PEAK SIZE:

5 Very Large

4 Large

3 Medium

2 Small

1 Very Small

6 No Peaks