*** Primary Characterization Data ***

Pedon ID: 79CO121008

( Washington, Colorado )

Print Date: Dec 6 2025 3:45AM

Sampled as :
Revised to correlated on Jun 1, 1991:	Ascalon ; Fine-loamy, mixed, superactive, mesic Aridic Argiustoll

				United States Department of Agriculture
SSL	-	Project	RP81CO085   NATIONAL SOIL MOISTURE STUDY	Natural Resources Conservation Service
	-	Site ID	79CO121008   Lat: 40° 8' 60.00" north  Long: 103° 4' 25.00" west  MLRA: 72	National Soil Survey Center
	-	Pedon No.	81P0171	Soil Survey Laboratory
	-	General Methods 1B1A, 2A1, 2B		Lincoln, Nebraska 68508-3866

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Layer	Horizon	Orig Hzn	Depth (cm)	Field Label 1	Field Label 2	Field Label 3	Field Texture	Lab Texture
81P00862	Ap	Ap	0-0
81P00863	B	B21	0-0
81P00864	Bt	B22t	0-0
81P00865	Bk	Cca	0-0

---

---

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
																	3B1	3B1	3B1
81P00862	0-0	Ap	S														--	--	--
81P00863	0-0	B	S														--	--	--
81P00864	0-0	Bt	S														--	--	--
81P00865	0-0	Bk	S														--	--	--

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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

%

4A1h

81P00862

0-0

Ap

variable

1.56

81P00863

0-0

B

variable

1.74

81P00864

0-0

Bt

variable

1.60

*** Primary Characterization Data ***

Pedon ID: 79CO121008

( Washington, Colorado )

Print Date: Dec 6 2025 3:45AM

Sampled As	:
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  81P0171

---

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 - - - - - - - - - - - - - - - - - - - - - -)
						3B1a			4B4
81P00862	0-0	Ap	CLODDB			1.56			0.5
81P00863	0-0	B	CLODDB			1.74			0.3
81P00864	0-0	Bt	CLODDB			1.60			0.8
81P00865	0-0	Bk	CLODDB			1.61			1.7