Austin Fm.

Eagle Ford Fm.

Measurements

Range

Av.

SD

Measurements

Range

Av.

SD

Outcrops. N = 64

0.005 - 0.025

0.01

0.005

Outcrops. N = 64

0.009 - 0.06

0.03

0.01

Samples. N = 9

0.004 - 0.023

0.01

0.005

Samples. N = 10

0.009 - 0.05

0.02

0.01

O + S

0.004 - 0.025

0.01

0.006

O + S

0.009 - 0.06

0.03

0.02

Washita Group

Kiamichi Fm.

Outcrops. N = 272

0.01 - 0.26

0.09

0.06

Outcrops. N = 85

0.007 - 0.04

0.025

0.009

Samples. N = 37

0.01 - 0.024

0.08

0.04

Samples. N = 11

0.005 - 0.03

0.024

0.007

O + S

0.01 - 0.26

0.09

0.07

O + S

0.005 - 0.07

0.025

0.009

Aurora Fm.

La Peña Fm.

Outcrops. N = 354

0.001 - 0.13

0.01

0.02

Outcrops. N = 62

0.004 - 0.06

0.02

0.008

Samples. N = 29

0.001 - 0.11

0.01

0.01

Samples. N = 15

0.002 - 0.05

0.01

0.007

O + S

0.001 - 0.11

0.01

0.02

O + S

0.002 - 0.06

0.02

0.008

Cupido Fm.

Taraise Fm.

Outcrops. N = 297

0.001 - 0.16

0.02

0.03

Outcrops. N = 51

0.06 - 0.15

0.09

0.04

Samples. N = 25

0.001 - 0.014

0.02

0.01

Samples. N = 17

0.04 - 0.12

0.08

0.02

O + S

0.001 - 0.16

0.02

0.02

O + S

0.04 - 0.15

0.09

0.03