*** Taxonomy Characterization Data ***

Pedon ID: 92TX137001

( Edwards, Texas )

Print Date: Nov 21 2024 11:59AM

Sampled as on Feb 9, 1992:	Ector ; Loamy-skeletal, carbonatic, thermic Lithic Calciustolls
Revised to :

				United States Department of Agriculture
SSL	-	Project	CP92TX124   EDWARDS COUNTY	Natural Resources Conservation Service
	-	Site ID	S1992TX137001   Lat: 30° 17' 15.00" north  Long: 100° 22' 5.01" west  MLRA: 81A	National Soil Survey Center
	-	Pedon No.	92P0471	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

8D1

4A1d

92P02860

0-8

A

S

36.1

2.4

0.67

52

1.05

0.052

26

92P02861

8-18

Ak

S

38.9

6.2

0.65

87

77

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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

6A1c

6E1g

5C1

5C3

8D1

8A3a

5D2

92P02860

0-8

A

S

7.2

4.34

12

100*

100

1.18

2.56

tr

92P02861

8-18

Ak

S

7.5

4.60

22

100*

100

1.13

0.64

tr

^*Extractable Ca may contain Ca from calcium carbonate or gypsum.

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Pedon Calculations
Calculation Name	Result	Units of Measure
Weighted Particles, 0.1-75mm, 75 mm Base	71	% wt
Clay, total, Weighted Average	38	% wt
CEC Activity, CEC7/Clay, Weighted Average	1.15	(NA)
Clay, carbonate free, Weighted Average	33	% wt
Weighted averages based on control section: 0-18 cm