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Table 9. Permeability and porosity values from cross-hole air-injection testing using borehole NDR-MF#3 for injection and borehole NDR-MF#1 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#1
  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

12

26.4-34.3

Hanging wall

6.2
(.04)

8.0
(.06)

5.4
(.04)

8.0
(.06

--
--

--
--

--
--

--
--

--
--

--
--

16

12.3-17.3

Fault zone

--
--

--
--

--
--

25.3
(.30)

15.3
(.15)

7.0
(.05)

13.2
(.16)

22.2
(.22)

19.7
(.16)

--
--

17

3.5-8.5

Footwall

--
--

--
--

--
--

--
--

--
--

13.2
(.05)

9.3
(.03)

9.9
(.04)

7.0
(.03)

8.1
(.03)

19

24.5-26.5

Hanging wall

5.7
(.03)

6.1
(.03)

3.6
(.03)

5.7
(.06)

12.4
(.02)

--
--

--
--

--
--

--
--

--
--

21

18.5-20.5

Hanging wall

5.4
(.02)

6.0
(.03)

3.8
(.02)

--
--

3.5
(.08)

21.9
(.40)

--
--

--
--

--
--

--
--

22

8.7-10.7

Footwall

--
--

--
--

--
--

--
--

--
--

9.3
(.05)

10.1
(.07)

15.9
(.12)

11.8
(.07)

13.6
(.05)

23

3.2-5.2

Footwall

--
--

--
--

--
--

--
--

--
--

13.4
(.04

10.8
(.03)

10.8
(.03)

4.4
(.01)

5.2
(.01)

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