*** Primary Characterization Data ***

Pedon ID: 92CO085001

( Montrose, Colorado )

Print Date: Feb 17 2025 1:54AM

Sampled as on Jul 8, 1992:	Hapgood ; Fine-loamy, mixed Pachic Cryoborolls
Revised to correlated:	(unnamed) ; Coarse-loamy, siliceous, superactive Pachic Haploboroll

				United States Department of Agriculture
SSL	-	Project	CP92CO225   COLO ASPEN REGEN	Natural Resources Conservation Service
	-	Site ID	S1992CO085001   Lat: 38° 22' 15.00" north  Long: 108° 15' 29.00" west  MLRA: 48A	National Soil Survey Center
	-	Pedon No.	92P0815	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
92P05016	A1	A1	0-7				L	L
92P05017	A2	A2	7-30				L	L
92P05018	A31	A3(1)	30-56				L	L
92P05019	A32	A3(2)	56-81				L	L
92P05020	Bw	Bw	81-117				SCL	FSL
92P05021	Cr	Cr	117-129					FSL
92P05022	A1	A1 90p6018	0-6
92P05023	A2	A2 90p6019	6-20
92P05024	A3	A3 90p6020	20-45

---

Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	0.9	(NA)
Clay, carbonate free, Weighted Average	14	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	38	% wt
Volume, >2mm, Weighted Average	5	% vol
Clay, total, Weighted Average	14	% wt
LE, Whole Soil, Summed to 1m	0	cm/m
Weighted averages based on control section: 25-100 cm

*** Primary Characterization Data ***

Pedon ID: 92CO085001

( Montrose, Colorado )

Print Date: Feb 17 2025 1:54AM

Sampled As	:	Hapgood		Fine-loamy, mixed Pachic Cryoborolls
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  92P0815

---

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	3B1	3B1	3B1
92P05016	0-7	A1	S	l	15.0	38.4	46.6			18.0	20.4	17.0	21.0	6.9	1.2	0.5	5	8	1	39	14
92P05017	7-30	A2	S	l	15.1	38.7	46.2			18.0	20.7	16.9	21.4	6.2	1.2	0.5	4	5	3	38	12
92P05018	30-56	A31	S	l	13.2	37.8	49.0			19.1	18.7	19.7	21.4	6.3	1.0	0.6	2	10	4	42	16
92P05019	56-81	A32	S	l	14.6	37.9	47.5			17.4	20.5	17.8	22.7	5.7	0.8	0.5	5	3	1	36	9
92P05020	81-117	Bw	S	fsl	15.9	27.3	56.8			14.5	12.8	19.7	23.9	9.3	2.7	1.2	--	--	--	37
92P05021	117-129	Cr	GP	fsl	12.7	18.1	69.2			11.2	6.9	24.9	35.2	8.0	0.8	0.3
92P05022	0-6	A1	S														--	--	--
92P05023	6-20	A2	S														--	--	--
92P05024	20-45	A3	S														--	--	--

---

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		3D1		4C1		8D1	8D1
92P05016	0-7	A1	S	0.96	1.03	0.022			24.8	8.0		1.011		0.15		1.11	0.53
92P05017	7-30	A2	S	1.18	1.21	0.008		23.7	20.3	7.7		1.012		0.14		0.99	0.51
92P05018	30-56	A31	S	1.12	1.17	0.013		25.6	22.2	7.2		1.010		0.15		0.98	0.55
92P05019	56-81	A32	S	1.25	1.28	0.008		19.8	15.4	6.5		1.010		0.11		0.82	0.45
92P05020	81-117	Bw	S	1.64	1.70	0.012			12.6	7.1		1.013		0.09		0.86	0.45
92P05021	117-129	Cr	S													0.38	0.31
92P05021	117-129	Cr	GP							3.9		1.004
92P05022	0-6	A1	variable	1.14	1.25			31.1	30.5
92P05023	6-20	A2	variable	1.37	1.41			27.9	23.5

*** Primary Characterization Data ***

Pedon ID: 92CO085001

( Montrose, Colorado )

Print Date: Feb 17 2025 1:54AM

Sampled As	:	Hapgood		Fine-loamy, mixed Pachic Cryoborolls
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  92P0815

---

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

92P05016

0-7

A1

S

3.11

3.34

92P05017

7-30

A2

S

2.41

2.29

92P05018

30-56

A31

S

1.70

1.73

92P05019

56-81

A32

S

1.29

1.33

92P05020

81-117

Bw

S

0.35

0.32

92P05021

117-129

Cr

GP

0.17

---

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	5A3b	5G1	5C3	5C1
92P05016	0-7	A1	S	9.6	1.4	tr	1.3	12.3	9.2			21.5	16.7			57	74
92P05017	7-30	A2	S	7.7	1.0	tr	0.4	9.1	9.7	0.3	1.3	18.8	14.9	9.4	3	48	61
92P05018	30-56	A31	S	6.5	1.1	tr	0.3	7.9	9.1	0.8	1.0	17.0	13.0	8.7	9	46	61
92P05019	56-81	A32	S	5.6	1.0	0.1	0.3	7.0	8.7	0.7	0.7	15.7	11.9	7.7	9	45	59
92P05020	81-117	Bw	S	4.9	1.3	tr	0.1	6.3	10.1	2.9	0.2	16.4	13.7	9.2	32	38	46
92P05021	117-129	Cr	GP	3.0	0.6	tr	0.1	3.7	3.7	0.7	0.3	7.4	4.8	4.4	16	50	77

---

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 - -)

%

92P05016

0-7

A1

S

--

92P05017

7-30

A2

S

--

92P05018

30-56

A31

S

--

92P05019

56-81

A32

S

1

92P05020

81-117

Bw

S

--

92P05021

117-129

Cr

GP

--

*** Primary Characterization Data ***

Pedon ID: 92CO085001

( Montrose, Colorado )

Print Date: Feb 17 2025 1:54AM

Sampled As	:	Hapgood		Fine-loamy, mixed Pachic Cryoborolls
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  92P0815

---

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

92P05016

0-7

A1

S

5.1

5.4

92P05017

7-30

A2

S

4.8

5.3

92P05018

30-56

A31

S

4.7

5.3

92P05019

56-81

A32

S

4.6

5.2

92P05020

81-117

Bw

S

4.4

5.2

92P05021

117-129

Cr

GP

4.8

5.5

*** Primary Characterization Data ***

Pedon ID: 92CO085001

( Montrose, Colorado )

Print Date: Feb 17 2025 1:54AM

Sampled As	:	Hapgood		Fine-loamy, mixed Pachic Cryoborolls
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  92P0815

---

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

92P05017

7.0-30.0

A2

fs

94

QZ 91

FK 4

CD 2

FE 1

FP 1

OP tr

MS tr

HN tr

PR tr

GS tr

92P05018

30.0-56.0

A31

fs

96

QZ 90

CD 4

FK 3

OP 1

FE 1

MS tr

FP tr

AM tr

GS tr

TM tr

FRACTION INTERPRETATION:
fs - Fine Sand 0.1-0.25 mm

MINERAL INTERPRETATION:
AM Amphibole	CD Chert (Chalcedony	FE Iron Oxides (Goethite	FK Potassium Feldspar	FP Plagioclase Feldspar
GS Glass	HN Hornblende	MS Muscovite	OP Opaques	PR Pyroxene
QZ Quartz	TM Tourmaline