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Table 11. Permeability and porosity values from cross-hole air-injection testing using borehole NDR-MF#1 for injection and borehole NDR-MF#3 for monitoring [Permeability values are x 10-12 meter squared; porosity is in parentheses; --, no data; FZ, fault zone; PFZ, partial fault zone, defined as a monitor interval located in the fault zone and footwall]

 Permeability and porosity values from monitor
intervals located in borehole NDR-MF#3
  Hanging wall FZ PFZ Footwall

Test
number

Injection
interval depth
(meters)

Injection
interval
structural unit

1

2

3

4

5

6

7

8

9

10

25

25.8-27.8

Hanging wall

5.1
(.02)

4.0
(.03)

4.9
(.04)

3.1
(.02)

8.8
(.07)

--
--

--
--

--
--

--
--

--
--

32

13.3-15.3

Fault zone

--
--

--
--

--
--

31.4
(.10)

12.2
(.14)

26.1
(.07)

27.3
(.07)

9.0
(.06)

15.3
(.07)

--
--

36

5.5-7.5

Footwall

--
--

--
--

--
--

--
--

--
--

15.5
(.05)

16.2
(.20)

9.9
(.05)

10.0
(.06)

--
--

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