*** Primary Characterization Data ***

Pedon ID: 91CO037002

( Eagle, Colorado )

Print Date: Jan 30 2025 8:12AM

Sampled as on May 30, 1991:	Scout Family ; Loamy-skeletal, mixed Typic Cryochrepts
Revised to correlated on Sep 1, 1992:	(unnamed) ; Loamy-skeletal, mixed, superactive Typic Cryochrept

				United States Department of Agriculture
SSL	-	Project	CP91CO239   HOLY CROSS RANGER DISTRICT	Natural Resources Conservation Service
	-	Site ID	S1991CO037002   Lat: 39° 32' 29.00" north  Long: 106° 50' 23.99" west  MLRA: 48A	National Soil Survey Center
	-	Pedon No.	91P1040	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
91P06764	Oi	OI	4-1
91P06765	Oe	OE	1-0
91P06766	A	A	0-18				L	SIL
91P06767	E1	E1	18-48				FSL	VFSL
91P06768	E2	E2	48-76				SL	VFSL
91P06769	Bw1	Bw1	76-99				SL	LFS
91P06770	Bw2	Bw2	99-145				SL	VFSL
91P06771	Bw3	Bw3	145-183				SCL	VFSL
91P06772			145-183					VFSL

---

Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	1.41	(NA)
Clay, carbonate free, Weighted Average	5	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	73	% wt
Volume, >2mm, Weighted Average	59	% vol
Clay, total, Weighted Average	5	% wt
Weighted averages based on control section: 25-100 cm

*** Primary Characterization Data ***

Pedon ID: 91CO037002

( Eagle, Colorado )

Print Date: Jan 30 2025 8:12AM

Sampled As	:	Scout Family		Loamy-skeletal, mixed Typic Cryochrepts
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  91P1040

---

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	3B1	3B1	3B1
91P06764	4-1	Oi	S														tr	1	--
91P06765	1-0	Oe	S														--	--	--
91P06766	0-18	A	S	sil	13.7	56.5	29.8	7.2		30.2	26.3	19.0	7.0	2.8	0.6	0.4	1	6	37	50	67
91P06767	18-48	E1	S	vfsl	5.1	43.3	51.6	3.0		20.4	22.9	36.1	11.3	1.8	0.9	1.5	3	22	53	81	85
91P06768	48-76	E2	S	vfsl	3.4	25.5	71.1	2.6		12.0	13.5	43.3	17.3	5.6	2.7	2.2	6	17	32	68	68
91P06769	76-99	Bw1	S	lfs	5.5	18.1	76.4	3.2		7.9	10.2	38.2	19.2	8.0	5.5	5.5	10	25	21	73	67
91P06770	99-145	Bw2	S	vfsl	8.8	29.2	62.0	3.8		14.4	14.8	39.8	14.9	4.7	1.9	0.7	8	18	30	66	77
91P06771	145-183	Bw3	S	vfsl	13.0	33.1	53.9	6.8		17.3	15.8	32.5	12.1	4.6	3.1	1.6	1	4	30	50	62
91P06772	145-183		S	vfsl	9.7	28.8	61.5			15.9	12.9	39.3	14.1	4.5	2.1	1.5	8	6	--	33	55

---

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	4B1c	3C2a1a	4B2b	3D1		4C1		8D1	8D1
91P06764	4-1	Oi	S							32.8		1.073
91P06764	4-1	Oi	M								61.4
91P06765	1-0	Oe	S							46.7		1.069
91P06765	1-0	Oe	M								46.7
91P06766	0-18	A	S	0.90	0.92	0.004		18.7	15.1	11.0		1.021		0.02		1.59	0.80
91P06767	18-48	E1	S	1.14	1.17	0.003			17.9	4.0		1.007		0.05		1.55	0.78
91P06768	48-76	E2	S	1.50	1.52	0.002			11.5	2.7		1.005		0.06		1.56	0.79
91P06769	76-99	Bw1	S	1.60	1.61	0.001			10.7	3.4		1.007		0.05		1.11	0.62
91P06770	99-145	Bw2	S	1.48	1.51	0.002			17.5	5.2		1.009		0.06		0.89	0.59
91P06771	145-183	Bw3	S	1.80	1.82	0.002			11.7	6.2		1.011		0.05		0.68	0.48
91P06772	145-183		S							5.1		1.009				0.85	0.53

*** Primary Characterization Data ***

Pedon ID: 91CO037002

( Eagle, Colorado )

Print Date: Jan 30 2025 8:12AM

Sampled As	:	Scout Family		Loamy-skeletal, mixed Typic Cryochrepts
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  91P1040

---

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 - - - - - - - - - - - - - - - - - - - - - -)

3C1e1a

91P06766

0-18

A

S

16.2

91P06771

145-183

Bw3

S

9.8

---

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 - - - - -)
				6A2d				6A1c		6C2b	6G7a	6D2a								6C8a	6G10
91P06764	4-1	Oi	S	20.71				24.80
91P06765	1-0	Oe	S	29.54				39.78
91P06766	0-18	A	S	3.27				2.98		1.4	0.3	tr								0.4	0.2
91P06767	18-48	E1	S	0.84				0.64		0.8	0.1	tr								tr	0.1
91P06768	48-76	E2	S	0.24				0.24		0.9	0.1	tr								tr	0.1
91P06769	76-99	Bw1	S	0.17				0.16		1.2	0.1	0.1								tr	0.1
91P06770	99-145	Bw2	S	0.19				0.26		1.3	0.1	0.1								tr	0.1
91P06771	145-183	Bw3	S	0.08				0.08		1.3	tr	0.1								--	0.1
91P06772	145-183		S	0.28				0.36

*** Primary Characterization Data ***

Pedon ID: 91CO037002

( Eagle, Colorado )

Print Date: Jan 30 2025 8:12AM

Sampled As	:	Scout Family		Loamy-skeletal, mixed Typic Cryochrepts
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  91P1040

---

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		6H5a	6G9c	6D3b	5A3a	5A8b			5C3	5C1
91P06764	4-1	Oi	S	32.6	5.2	0.7	1.8		29.3				46.7
91P06765	1-0	Oe	S	35.2	4.6	0.6	1.5		61.1	--	8.0		71.4
91P06766	0-18	A	S	11.2	2.3	0.3	0.4	14.2	13.2	tr	1.6	27.4	21.8			52	65
91P06767	18-48	E1	S	5.8	1.0	0.2	tr	7.0	2.8			9.8	7.9			71	89
91P06768	48-76	E2	S	4.1	0.7	0.2	tr	5.0	0.9			5.9	5.3			85	94
91P06769	76-99	Bw1	S	4.1	0.8	--	0.1	5.0	1.3			6.3	6.1			79	82
91P06770	99-145	Bw2	S	6.2	1.3	0.1	0.1	7.7	0.7			8.4	7.8			92	99
91P06771	145-183	Bw3	S	6.4	1.6	0.1	0.1	8.2	1.2			9.4	8.8			87	93
91P06772	145-183		S	6.1	1.2	0.1	tr	7.4	1.2			8.6	8.2			86	90

---

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 - -)

%

91P06766

0-18

A

S

1

91P06767

18-48

E1

S

3

91P06768

48-76

E2

S

4

91P06769

76-99

Bw1

S

--

91P06770

99-145

Bw2

S

1

91P06771

145-183

Bw3

S

1

91P06772

145-183

S

1

*** Primary Characterization Data ***

Pedon ID: 91CO037002

( Eagle, Colorado )

Print Date: Jan 30 2025 8:12AM

Sampled As	:	Scout Family		Loamy-skeletal, mixed Typic Cryochrepts
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  91P1040

---

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
91P06764	4-1	Oi	S		5.1	5.5
91P06765	1-0	Oe	S		4.2	4.8
91P06766	0-18	A	S		4.9	5.3
91P06767	18-48	E1	S		5.3	5.8
91P06768	48-76	E2	S		5.5	6.1
91P06769	76-99	Bw1	S		5.5	6.2
91P06770	99-145	Bw2	S		5.5	6.3
91P06771	145-183	Bw3	S		5.6	6.4
91P06772	145-183		S		5.5	6.3

---

Organic				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-	-13-	-14-	-15-	-16-	-17-
				Mineral	OM	OM+	(- Total -)			Fiber Content		NaPyro	Decomp	Limnic	(- - pH - -)		(- - Bulk Density - -)			Proj
	Depth			Content	TC*1.724	Min	C	N	C/N	Unrub	Rub	Color	State	Matter	CaCl2	H2O	33 kPa	33 kPa rewet	OD	Subs
Layer	(cm)	Horz	Prep	(- - - - - - - - % - - - - - - - -)					ratio	% (by vol)								g cm-3		cm cm-1
				5A			6A2d									4C1a2a
91P06764	4-1	Oi	S	40			20.71									5.5
91P06765	1-0	Oe	S	24			29.54									4.8
91P06766	0-18	A	S				3.27									5.3				16
91P06767	18-48	E1	S				0.84									5.8				45
91P06768	48-76	E2	S				0.24									6.1				32
91P06769	76-99	Bw1	S				0.17									6.2				34
91P06770	99-145	Bw2	S				0.19									6.3				25
91P06771	145-183	Bw3	S				0.08									6.4				18
91P06772	145-183		S				0.28									6.3				5

*** Primary Characterization Data ***

Pedon ID: 91CO037002

( Eagle, Colorado )

Print Date: Jan 30 2025 8:12AM

Sampled As	:	Scout Family		Loamy-skeletal, mixed Typic Cryochrepts
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  91P1040

---

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

91P06767

18.0-48.0

E1

tcly

KK 3

VR 2

MI 2

VC 1

CL 1

12

6.6

1.5

QZ 1

91P06768

48.0-76.0

E2

tcly

KK 2

MI 2

VR 2

VC 1

MT 1

9

6.3

1.5

HE 1

QZ 1

FRACTION INTERPRETATION:
tcly - Total Clay <0.002 mm

MINERAL INTERPRETATION:
CL Chlorite	HE Hematite	KK Kaolinite	MI Mica	MT Montmorillonite
QZ Quartz	VC Vermiculite-Chlorite	VR Vermiculite

RELATIVE PEAK SIZE:

5 Very Large

4 Large

3 Medium

2 Small

1 Very Small

6 No Peaks

*** Primary Characterization Data ***

Pedon ID: 91CO037002

( Eagle, Colorado )

Print Date: Jan 30 2025 8:12AM

Sampled As	:	Scout Family		Loamy-skeletal, mixed Typic Cryochrepts
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  91P1040

---

Sand - Silt Mineralogy (2.0-0.002 mm)

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

-12-

-13-

-14-

-15-

-16-

-17-

-18-

X-Ray

Thermal

Optical

EGME

Inter

Tot Re

Grain Count

Retn

preta

Depth

Fract

7B1a2

tion

Layer

(cm)

Horz

ion

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

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

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

mg g-1

91P06767

18.0-48.0

E1

vfs

69

QZ 69

FK 22

OW 6

MS 2

BT 2

ZR tr

CL tr

GS tr

QC tr

PR tr

TM tr

OP tr

91P06769

76.0-99.0

Bw1

vfs

79

QZ 79

FK 18

OW 2

MS 1

BT tr

PR tr

OP tr

FRACTION INTERPRETATION:
vfs - Very Fine Sand 0.05-0.1 mm

MINERAL INTERPRETATION:
BT Biotite	CL Chlorite	FK Potassium Feldspar	GS Glass	MS Muscovite
OP Opaques	OW Other Weatherable Minerals	PR Pyroxene	QC Clay-Coated Quartz	QZ Quartz
TM Tourmaline	ZR Zircon