*** Primary Characterization Data ***

Pedon ID: S1955CO049007

( Grand, Colorado )

Print Date: Sep 24 2024 5:27AM

Sampled as on Jul 30, 1955:	Mine
Revised to :

				United States Department of Agriculture
SSL	-	Project	NL40001   SSIR SAMPLES	Soil Conservation Service
	-	Site ID	S1955CO049007   Lat: 39° 54' 25.00" north  Long: 105° 54' 8.00" west	Lincoln Soil Survey Laboratory
	-	Pedon No.	40A3890	Soil Laboratory
	-	General Methods 1B1A, 2A1, 2B		Lincoln, Nebraska

---

Layer	Horizon	Orig Hzn	Depth (cm)	Field Label 1	Field Label 2	Field Label 3	Field Texture	Lab Texture
40A29791	O	O2	3-0
40A29792	A1	A1	0-8	2899				L
40A29793	A2	A3	8-15	2900				FSL
40A29794	C1	C 1	15-33	2901				FSL
40A29795	C2	C 2	33-51	2902				SL

---

---

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
40A29792	0-8	A1	S	l	9.4	40.4	50.2			19.7	20.7	11.6	13.7	7.1	9.4	8.4	4	2	--	39	6
40A29793	8-15	A2	S	fsl	7.6	39.1	53.3			17.6	21.5	13.9	14.4	6.8	9.7	8.5	5	3	--	39	8
40A29794	15-33	C1	S	fsl	5.4	30.6	64.0			13.8	16.8	15.7	19.5	10.1	10.9	7.8	7	5	--	48	12
40A29795	33-51	C2	S	sl	5.8	28.6	65.6			12.9	15.7	14.2	17.2	10.0	14.4	9.8	10	6	--	51	16

---

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	%
										3C2a1a
40A29792	0-8	A1	S							6.8						1.93	0.72
40A29793	8-15	A2	S							5.2						1.57	0.68
40A29794	15-33	C1	S							4.3						1.74	0.80
40A29795	33-51	C2	S							4.1						1.41	0.71

*** Primary Characterization Data ***

Pedon ID: S1955CO049007

( Grand, Colorado )

Print Date: Sep 24 2024 5:27AM

Sampled As	:	Mine
USDA-SCS-Soil Survey Laboratory			;	Pedon No.  40A3890

---

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 - - - - -)

6A1a

6C1a

40A29792

0-8

A1

S

1.82

1.0

40A29793

8-15

A2

S

0.70

1.0

40A29794

15-33

C1

S

0.33

0.9

40A29795

33-51

C2

S

0.20

0.8

---

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 - - -)			(- - - - - - - - % - - - - - - - -)
				6N2b	6O2b	6P2a	6Q2a		6H1a				5A1a
40A29792	0-8	A1	S	11.2	2.0	0.1	0.7	14.0	0.9			14.9	18.1			94	77
40A29793	8-15	A2	S	5.6	2.0	0.1	0.5	8.2	0.6			8.8	11.9			93	69
40A29794	15-33	C1	S	4.1	1.6	0.1	0.4	6.2	0.4			6.6	9.4			94	66
40A29795	33-51	C2	S	4.4	1.3	0.1	0.4	6.2	0.3			6.5	8.2			95	76

---

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 - -)

%

40A29792

0-8

A1

S

1

40A29793

8-15

A2

S

1

40A29794

15-33

C1

S

1

40A29795

33-51

C2

S

1

*** Primary Characterization Data ***

Pedon ID: S1955CO049007

( Grand, Colorado )

Print Date: Sep 24 2024 5:27AM

Sampled As	:	Mine
USDA-SCS-Soil Survey Laboratory			;	Pedon No.  40A3890

---

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

8C1a

40A29792

0-8

A1

S

6.1

40A29793

8-15

A2

S

5.8

40A29794

15-33

C1

S

5.9

40A29795

33-51

C2

S

5.8