*** Primary Characterization Data ***

Pedon ID: S2001CO069001

( Larimer, Colorado )

Print Date: Nov 21 2024 12:06PM

Sampled as on Nov 13, 2001:	Kim
Revised to :

				United States Department of Agriculture
SSL	-	Project	CP01CO035   BENCHMARK PHOSPHORUS	Natural Resources Conservation Service
	-	Site ID	S2001CO069001   Lat: 40° 39' 28.10" north  Long: 104° 59' 58.60" west  MLRA: 67	National Soil Survey Center
	-	Pedon No.	01P0165	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
01P01104	Ap	Ap	0-20				L	SCL
01P01105	Btk	Btk	20-75				CL	SCL
01P01106	C	C	75-165				CL	SCL

---

---

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
01P01104	0-20	Ap	S	scl	29.1	17.6	53.3	15.4	4.1	12.4	5.2	18.1	30.4	4.2	0.5	0.1	tr	--	--	35	--
01P01105	20-75	Btk	S	scl	29.1	19.3	51.6	11.4	3.5	15.7	3.6	18.3	26.7	5.6	0.9	0.1	1	--	--	34	1
01P01106	75-165	C	S	scl	30.2	21.7	48.1	12.2	1.5	15.8	5.9	20.6	24.4	2.9	0.2	tr	--	--	--	28	--

---

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		4C1		8D1	8D1
01P01104	0-20	Ap	S	1.41	1.57	0.036			21.8	11.5		1.017		0.15		0.56	0.40
01P01105	20-75	Btk	S	1.59	1.75	0.032			18.1	10.7		1.017		0.12		0.56	0.37
01P01106	75-165	C	S	1.50	1.64	0.030			18.0	10.9		1.019		0.11		0.60	0.36

*** Primary Characterization Data ***

Pedon ID: S2001CO069001

( Larimer, Colorado )

Print Date: Nov 21 2024 12:06PM

Sampled As	:	Kim
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  01P0165

---

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
01P01104	0-20	Ap	S	37	24
01P01105	20-75	Btk	S	34	22
01P01106	75-165	C	S	34	22

---

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 - - - - -)
				6A2e	6B4a	6R3c				6C2h	6G7g	6D2g		8J1c	6C9b	6G12b	6V2b	6D5b
01P01104	0-20	Ap	S	1.89	0.13	tr	1		6	0.7	0.1	tr	0.14	0.03	0.09	0.10	0.07	94.0
01P01105	20-75	Btk	S	1.48	0.08	tr	tr			0.8	0.1	tr	0.12	0.02	0.10	0.07	0.06	85.0
01P01106	75-165	C	S	0.91	0.05	tr	tr			0.8	0.1	tr	0.15	0.02	0.14	0.08	0.06	94.0

---

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 - - -)

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

6N2i

6O2h

6P2f

6Q2f

5A8b

5C3

5C1

01P01104

0-20

Ap

S

51.7*

6.2

0.5

0.6

16.3

100

100

01P01105

20-75

Btk

S

49.8*

6.6

0.5

0.5

16.4

100

100

01P01106

75-165

C

S

50.0*

7.5

0.6

0.6

18.2

100

100

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

*** Primary Characterization Data ***

Pedon ID: S2001CO069001

( Larimer, Colorado )

Print Date: Nov 21 2024 12:06PM

Sampled As	:	Kim
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  01P0165

---

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 - -)		%
				6N1d	6O1d	6P1d	6Q1d	6I1b	6J1b	6U1d	6K1f				6L1f	6W1d	6M1f	8A	8D5	8A3a	4F1a1a1		5E
01P01104	0-20	Ap	S	6.9	2.9	2.2	0.3	--	3.6	0.1	0.6				8.9	--	tr	52.7	tr	1.08	0.60	2	1
01P01105	20-75	Btk	S	5.9	2.7	2.1	0.2	--	2.1	0.1	0.4				8.3	0.1	0.6	48.1	tr	1.01	0.41	2	1
01P01106	75-165	C	S	5.1	2.4	2.4	0.2	--	1.7	0.1	0.3				8.2	0.1	0.1	48.8	tr	0.95	0.41	3	1

---

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			4E1a1a1a1		4E2a1a1a1
01P01104	0-20	Ap	S		7.5	7.9	7.6			9		--
01P01105	20-75	Btk	S		7.6	8.1	7.6			10
01P01106	75-165	C	S		7.6	8.2	7.7			6

---

Phosphorus

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

-12-

(- - - - - - - - - - - - - - - - - - - - - - - Phosphorus - - - - - - - - - - - - - - - - - - - - -)

KCl

Melanic

NZ

Acid

Anion Exch Resin

Bray

Bray

Olsen

H2O

Citric

Mehlich

Extr

Depth

Index

Oxal

Available

Capacity

1

2

Acid

III

NO3

Layer

(cm)

Horz

Prep

%

(- - - - - - - - - - - - - - - - - - - - - - - - - - - mg kg-1 - - - - - - - - - - - - - - - - - - - -)

6S4d

6S8a

01P01104

0-20

Ap

S

16

282.0

01P01105

20-75

Btk

S

14

192.0

01P01106

75-165

C

S

13

231.0

*** Primary Characterization Data ***

Pedon ID: S2001CO069001

( Larimer, Colorado )

Print Date: Nov 21 2024 12:06PM

Sampled As	:	Kim
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  01P0165

---

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
01P01104	0-20	Ap	S					0.37	4.88	30.98	12.67	249.45			9
01P01105	20-75	Btk	S					0.33	5.12	33.24	11.85	272.13			10
01P01106	75-165	C	S					0.30	6.25	37.20	13.06	286.46			9

---

Trace Elements Tier 2

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

Depth

Ni

P

Pb

Sb

Se

Sn

Sr

Tl

V

W

Zn

Layer

(cm)

Horz

Prep

mg/kg

mg/kg

mg/kg

mg/kg

ug/kg

mg/kg

mg/kg

mg/kg

mg/kg

mg/kg

mg/kg

4H1a

4H1a

4H1a

4H1a

01P01104

0-20

Ap

S

16.78

582.93

9.34

53.66

01P01105

20-75

Btk

S

17.66

467.14

9.31

47.98

01P01106

75-165

C

S

19.26

461.06

9.76

53.92

---

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
01P01104	0-20	Ap	S	46462	36644	20463	15404	7511	294	6681	695	291740		2457	91
01P01105	20-75	Btk	S	48196	38294	21302	15427	8570	302	6854	554	295344		2459	90
01P01106	75-165	C	S	53994	27352	23129	16896	9477	317	7683	595	314641		2567	93

*** Primary Characterization Data ***

Pedon ID: S2001CO069001

( Larimer, Colorado )

Print Date: Nov 21 2024 12:06PM

Sampled As	:	Kim
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  01P0165

---

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

tion

Layer

(cm)

Horz

ion

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

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

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

mg g-1

01P01104

0.0-20.0

Ap

tcly

MT 3

MI 2

KK 2

CA 1

QZ 1

01P01105

20.0-75.0

Btk

tcly

MT 3

KK 2

MI 2

QZ 1

CA 1

01P01106

75.0-165.0

C

tcly

HS 3

MI 2

KK 2

QZ 1

CA 1

FRACTION INTERPRETATION:
tcly - Total Clay <0.002 mm

MINERAL INTERPRETATION:
CA Calcite	HS Hydroxy-Interlayered Smectite	KK Kaolinite	MI Mica	MT Montmorillonite
QZ Quartz

RELATIVE PEAK SIZE:

5 Very Large

4 Large

3 Medium

2 Small

1 Very Small

6 No Peaks

*** Primary Characterization Data ***

Pedon ID: S2001CO069001

( Larimer, Colorado )

Print Date: Nov 21 2024 12:06PM

Sampled As	:	Kim
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  01P0165

---

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

01P01104

0.0-20.0

Ap

fs

73

QZ 64

FK 9

AR 7

CD 6

FP 4

CA 3

CB 2

FE 2

BT 1

OP 1

CL 1

MS tr

HN tr

GN tr

FF tr

ZR tr

PR tr

01P01105

20.0-75.0

Btk

fs

71

QZ 61

FK 8

CA 7

CD 7

FP 6

AR 6

CB 3

FE 2

OP 1

HN tr

MS tr

FF tr

BT tr

GN tr

01P01106

75.0-165.0

C

fs

76

QZ 66

CD 7

CA 5

FK 5

AR 5

FP 4

CB 3

FE 3

BT tr

OP tr

MS tr

GN tr

FF tr

HN tr

FRACTION INTERPRETATION:
fs - Fine Sand 0.1-0.25 mm

MINERAL INTERPRETATION:
AR Weatherable Aggregates	BT Biotite	CA Calcite	CB Carbonate Aggregates	CD Chert (Chalcedony
CL Chlorite	FE Iron Oxides (Goethite	FF Foraminifera	FK Potassium Feldspar	FP Plagioclase Feldspar
GN Garnet	HN Hornblende	MS Muscovite	OP Opaques	PR Pyroxene
QZ Quartz	ZR Zircon