*** Taxonomy Characterization Data ***

Pedon ID: S2013CO029013a

( Delta, Colorado )

Print Date: Feb 16 2026 3:03AM

Sampled as on Jun 11, 2013:	unnamed ; Clayey-skeletal, mixed, active, mesic, shallow Typic Haplogypsids
Revised to :

				United States Department of Agriculture
SSL	-	Project	C2013USCO110   Selenium - Mancos Shale Part II	Natural Resources Conservation Service
	-	Site ID	S2013CO029013a   Lat: 38° 37' 21.07" north  Long: 107° 53' 19.25" west  MLRA: 34B	National Soil Survey Center
	-	Pedon No.	13N96759	Kellogg Soil Survey Laboratory
	-	General Methods 1B1A, 2A1, 2B		Lincoln, Nebraska 68508-3866

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Taxonomy Tier 1				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-
					Fine	CaCO3	1500		.1-75	Bulk	Cole	Vol	Resist
				Clay	Clay	Clay	kPa	Clay	mm	Den	Whole	% of	Min
	Depth			<.002	<.0002	<.002	/Clay	Est	Frac	33 kPa	Soil	Whole	%
Layer	(cm)	Horz	Prep	(---------% of <2 mm-------)				(-------- % --------)		g cm-3	cm cm-1
				3A1a1a		3A1a1a
13N09785	0-3	AC	S	69.4		--	0.38		9			3
13N09786	3-9	BCyz1	S	86.5			0.38		tr			--
13N09787	9-44	BCyz2	S	78.3			0.40		46			30
13N09788	44-51	Cr	S						--			--
13N09788	44-51	Cr	GP	36.9		1.0

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Taxonomy Tier 2

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

-12-

-13-

-14-

-15-

-16-

pH

pH

Org

Tot

Al+½ Fe

CO3 as

(--- Base Sat ---)

NZ

ECEC

CEC7

ECEC

Al

Depth

H2O

NaF

C

C

Oxal

ODOE

CaCO3

NH4

Bases

P Ret

cmol(+)

/Clay

/Clay

Sat

E C

ESP

Layer

(cm)

Horz

Prep

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

kg -1

%

dS m-1

%

4C1a2a

4H2a

4E1a1a1a1

4F2

13N09785

0-3

AC

S

7.7

0.40

tr

100*

0.74

10.87

64

13N09786

3-9

BCyz1

S

6.2

0.23

100*

0.65

57.50

100*

13N09787

9-44

BCyz2

S

5.4

0.20

100*

0.69

56.70

100*

13N09788

44-51

Cr

GP

7.7

1.05

tr

28.50

^*Extractable Ca may contain Ca from calcium carbonate or gypsum.
^*ESP set to 100, Na exceeds measured exchange capacity.

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Pedon Calculations
Calculation Name	Result	Units of Measure
Clay, total, Weighted Average	78	% wt
Clay, carbonate free, Weighted Average	78	% wt
CEC Activity, CEC7/Clay, Weighted Average, CECd, Set 4	0.69	(NA)
Weighted Particles, 0.1-75mm, 75 mm Base	46	% wt
Weighted averages based on control section: 25-44 cm