*** Supplementary Characterization Data ***

Pedon ID: S1957CO013002

( Boulder, Colorado )

Print Date: Nov 27 2024 11:58PM

Sampled as on Jun 29, 1957:	Penitente
Revised to :

				United States Department of Agriculture
SSL	-	Project	NL40001   SSIR SAMPLES	Soil Conservation Service
	-	Site ID	S1957CO013002	Lincoln Soil Survey Laboratory
	-	Pedon No.	40A3898	Soil Laboratory
	-	General Methods 1B1A, 2A1, 2B		Lincoln, Nebraska

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Tier 1				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-	-13-	-14-	-15-	-16-	-17-	-18-	-19-	-20-	-21-	-22-	-23-	-24-	-25-
				(- - - - - - - - - - - - - - - - - - - - - - Engineering PSDA - - - - - - - - - - - - - - - - - - - - -)													(- - - - - Cumulative Curve Fractions - - - - -) (<75mm)								( Atter- )		( Gradation )
				Percentage Passing Sieve													USDA Less Than Diameters (mm) at								berg		Uni-	Cur-
	Depth			3	2	3/2	1	3/4	3/8	4	10	40	200	20	5	2	1.	.5	.25	.10	.05	60	50	10	LL	PI	fmty	vtur
Layer	(cm)	Horz	Prep	(-------------------Inches-------------------)						(---------Number---------)				(------Microns----)			(---------Millimeter----------)					(-----Percentile---)			(----%----)		CU	CC
40A29841	0-13	A	S	100	100	100	100	100	100	100	100	85	71	23	22	21	94	86	82	74	68	0.04	0.035	0.001			70.1	20.4
40A29842	13-23	Bs	S	100	100	100	100	100	97	94	84	68	45	27	15	7	78	69	63	49	40	0.20	0.104	0.003			75.4	1.1
40A29843	23-36	BC	S	100	100	100	100	100	96	92	80	66	45	27	14	6	75	67	64	49	39	0.19	0.107	0.003			63.6	1.1
40A29844	36	C	S	100	100	100	100	100	96	92	78	59	40	23	12	5	69	61	55	44	36	0.47	0.163	0.004			>100	0.6

---

Tier 2				-26-	-27-	-28-	-29-	-30-	-31-	-32-	-33-	-34-	-35-	-36-	-37-	-38-	-39-	-40-	-41-	-42-	-43-	-44-	-45-	-46-	-47-	-48-	-49-	-50-
				(- - - - - - - - - - - - - - - - - - - - - - Weight Fractions - - - - - - - - - - - - - - - - - - - - -)														(- - - - - - - - - - - Weight Per Unit Volume (g cm-3 )- - - - - - - -)									(- - Void - -)
				Whole Soil (mm)								<75 mm Fraction						Whole Soil				<2 mm Fraction					Ratios
				>2	250	250	75	75	20	5		75	75	20	5			Soil Sur		Engineering		Soil Survey			Engineering		At 33 kPa
	Depth				-UP	-75	-2	-20	-5	-2	<2	-2	-20	-5	-2	<2		33	Oven	Moist	Satur	33	1500	Oven	Moist	Satur	Whole	<2
Layer	(cm)	Horz	Prep	(------------------- % of Whole Soil ------------------)								(--------- % of <75 mm ---------)						kPa	-dry		-ated	kPa	kPa	-dry		-ated	Soil	mm
													3B1	3B1	3B1
40A29841	0-13	A	S	--	--	--	--	--	--	--	100	--	--	--	--	100		1.451
40A29842	13-23	Bs	S	16	--	--	16	--	6	10	84	16	--	6	10	84		1.561
40A29843	23-36	BC	S	38	23	--	15	--	6	9	62	20	--	8	12	80		1.751
40A29844	36	C	S	70	62	--	8	--	3	5	30	22	--	8	14	78		2.141

¹The whole-soil bulk density was not measured. It was calculated using 1.45 g/cc as the 1/3-bar bulk density of the less-than-2-mm fraction for mineral soils.

---

Tier 3				-51-	-52-	-53-	-54-	-55-	-56-	-57-	-58-	-59-	-60-	-61-	-62-	-63-	-64-	-65-	-66-	-67-	-68-	-69-	-70-	-71-	-72-	-73-	-74-	-75-
				(- - - - - - - - - - - - - - - - - Volume Fractions - - - - - - - - - - - - - - - -)													C	(- - - - - - - Ratios To Clay - - - - - -)					(- - Linear Extensiblity - -)				(- - WRD - -)
				Whole Soil (mm) At 33 kPa													/N	<2 mm Fraction					Whole Soil		<2 mm		Whole	<2
				>2	250	250	75	75	20	5		2-	.05-	LT	Pores		Rat	Fine	CEC		1500	LEP	33 kPa		to %		Soil	mm
	Depth				-UP	-75	-2	-20	-5	-2	<2	.05	.002	.002	D	F	-io	Clay	Sum	NH4-	kPa	33	1500	Oven	1500	Oven
Layer	(cm)	Horz	Prep	(----------------------------- % of Whole Soil ---------------------------)															Cats	OAC	H2O	kPa	kPa	-dry	kPa	-dry	(---in3/in3---)
40A29841	0-13	A	S	--	--	--	--	--	--	--	100	18	26	11	45				1.63		1.58
40A29842	13-23	Bs	S	9	--	--	--	--	4	6	91	26	19	4	41				0.48		0.63
40A29843	23-36	BC	S	25	15	--	--	--	4	6	75	21	17	3	34				0.29		0.45
40A29844	36	C	S	56	50	--	--	--	2	4	44	13	9	1	19				0.42		0.48

*** Supplementary Characterization Data ***

Pedon ID: S1957CO013002

( Boulder, Colorado )

Print Date: Nov 27 2024 11:58PM

Sampled As	:	Penitente
USDA-SCS-Soil Survey Laboratory			;	Pedon No.  40A3898

---

Tier 4				-76-	-77-	-78-	-79-	-80-	-81-	-82-	-83-	-84-	-85-	-86-	-87-	-88-	-89-	-90-	-91-	-92-	-93-	-94-	-95-	-96-	-97-	-98-
				(- - - - - - - - - - - - - - - - - - - Weight Fractions - Clay Free - - - - - - - - - - - - - - - - - -)															Text	PSDA (mm)			pH	Elect.		Part-
				(--------------- Whole Soil ---------------)						(------------------- <2 mm Fraction -------------------)									-ure	Sand	Silt	Clay	Ca	Res-	Con-	-icle
				>2	75	20	2-	.05-	<	(------------- Sands -------------)					(--- Silts ---)		Cl		by	2-	.05-	<	Cl2	ist.	duct	Den-
	Depth				-20	-2	.05	.002	.002	VC	C	M	F	VF	C	F	ay		PSDA	.05	.002	.002	.01M	ohms	dS m-1	sity
Layer	(cm)	Horz	Prep	(- % of >2 mm Sand and Silt -)						(------------------% of Sand and Silt -------------)									<2 mm	(---- % of 2 mm ----)			(-------- <2 mm --------)			g cm-3
																			3A1a1a	3A1a1a	3A1a1a	3A1a1a
40A29841	0-13	A	S				40	60	26	8	9	6	10	7	56	3	26		l	32.0	47.2	20.8
40A29842	13-23	Bs	S	17	17	17	48	35	8	8	11	8	18	13	16	26	10		fsl	52.6	38.5	8.9
40A29843	23-36	BC	S	40	16	16	33	27	5	7	11	3	21	13	17	28	8		l	50.8	41.4	7.8
40A29844	36	C	S	71	8	8	17	12	2	12	12	7	16	11	17	25	7		fsl	54.1	39.7	6.2