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Probable Hydrologic Consequences New Elk Mine 21
<br />• Table 13. Packer Test Summary By Borehole
<br />Borehole
<br />Test Interval
<br />Section Length
<br />Unit
<br />K (ft/day)
<br />Test Quality
<br />Top
<br />Bottom
<br />316
<br />243
<br />256
<br />13
<br />Red coal
<br />0.3
<br />Good
<br />346
<br />257
<br />270
<br />13
<br />Fractured sandstone below Red
<br />0.09
<br />Good
<br />371
<br />284
<br />307
<br />23
<br />Sandstone /mudstone /shale above Maxwell
<br />0.04
<br />Good
<br />406
<br />308
<br />321
<br />13
<br />Maxwell coal
<br />0.08
<br />Good
<br />NEI -10
<br />320
<br />333
<br />1 13
<br />1 Maxwell coal
<br />0.04
<br />Good
<br />486
<br />370
<br />383
<br />13
<br />1 Apache coal
<br />0.8
<br />Good
<br />502
<br />392
<br />415
<br />1 23
<br />1 Sandstone /shale above Allen coal
<br />1.1
<br />Good
<br />512
<br />416
<br />429
<br />1 13
<br />1 Allen coal
<br />0.35
<br />Good
<br />• NE -7 -10 1,079 1,276 197 1 Entire saturated section 0.04 Good
<br />NE -8 -10 1,097 1,297 200 1 Entire saturated section 0.55 Good
<br />291
<br />315
<br />24
<br />Lower Bingham Canyon + mudstone /siltstone > sandstone
<br />0.04
<br />Good
<br />316
<br />340
<br />24
<br />Mudstone /siltstone > sandstone
<br />0.004
<br />Good
<br />346
<br />370
<br />24
<br />Red coal + mudstone /siltstone > sandstone
<br />0.09
<br />Good
<br />371
<br />395
<br />24
<br />Siltstone /sandstone > mudstone
<br />0.11
<br />Good
<br />NE -6 -10 a
<br />406
<br />429
<br />24
<br />Mudstone /siltstone > sandstone
<br />0.002
<br />Good
<br />NE -5 -10
<br />429
<br />453
<br />24
<br />Maxwell coal + mudstone /siltstone
<br />0.14
<br />Good
<br />486
<br />510
<br />24
<br />Sandstone > siltstone
<br />1.46
<br />Moderate
<br />502
<br />526
<br />24
<br />Allen coal + sandstone /siltstone /mudstone
<br />0.19
<br />Poor
<br />512
<br />536
<br />24
<br />Allen coal + mudstone /siltstone /sandstone
<br />0.64
<br />Mod
<br />525
<br />549
<br />24
<br />Mudstone /siltstone /sandstone /coal
<br />0.004
<br />Good
<br />• NE -7 -10 1,079 1,276 197 1 Entire saturated section 0.04 Good
<br />NE -8 -10 1,097 1,297 200 1 Entire saturated section 0.55 Good
<br />256
<br />279
<br />23
<br />Green roof (sandstone /mudstone /siltstone )
<br />0.32
<br />Good
<br />283
<br />306
<br />23
<br />Green coal
<br />0.06
<br />Good
<br />340
<br />353
<br />13
<br />Sandstone
<br />0.005
<br />Good
<br />420
<br />443
<br />23
<br />Blue coal
<br />0.12
<br />Good
<br />NE -6 -10 a
<br />449
<br />472
<br />23
<br />Blue Floor sandstone /mudstone /siltstone
<br />0.03
<br />Moderate
<br />602
<br />800
<br />198
<br />Red coal
<br />0.14
<br />Good
<br />690
<br />800
<br />110
<br />Maxwell coal
<br />0.17
<br />Good
<br />718
<br />800
<br />82
<br />1 Apache coal
<br />0.15
<br />Good
<br />• NE -7 -10 1,079 1,276 197 1 Entire saturated section 0.04 Good
<br />NE -8 -10 1,097 1,297 200 1 Entire saturated section 0.55 Good
<br />NE -10 -10 1 1,372 1 1,551 1 179 1 Entire saturated section 7 0.93 1 Moderate
<br />1,134
<br />1,157
<br />23
<br />Green coal
<br />0.05
<br />Good
<br />1,164
<br />1,187
<br />23
<br />Blue roof /Green Floor
<br />1.06
<br />Moderate
<br />1,180
<br />1,203
<br />23
<br />Blue coal
<br />0.7
<br />Moderate
<br />1,200
<br />1,223
<br />23
<br />Blue floor mudstone /sandstone
<br />0.27
<br />Good
<br />NE -9 -10
<br />1,445
<br />1,468
<br />23
<br />Maxwell roof mudstone
<br />0.001
<br />Good
<br />1,454
<br />1,477
<br />23
<br />Maxwell coal
<br />0.004
<br />Poor
<br />1,478
<br />1 1,501
<br />1 23
<br />1 Apache coal + Allen coal
<br />0.004
<br />Good
<br />1,492
<br />1 1,515
<br />1 23
<br />1 Allen floor mudstone
<br />0.001
<br />Moderate
<br />NE -10 -10 1 1,372 1 1,551 1 179 1 Entire saturated section 7 0.93 1 Moderate
<br />•
<br />4164A.110130 Whetstone Associates
<br />PR 02 Exhibit 8(4) Page 142 Revised 1/31/11
<br />948
<br />971
<br />23
<br />Yellow coal
<br />2.45
<br />Moderate
<br />1,010
<br />1,033
<br />23
<br />Green coal
<br />0.02
<br />Good
<br />1,066
<br />1,089
<br />23
<br />Blue coal
<br />0.47
<br />Good
<br />1,105
<br />1,128
<br />23
<br />Siltstone /mudstone
<br />0.03
<br />Good
<br />NE -11 -10
<br />1,148
<br />1,171
<br />23
<br />Unnamed coal
<br />0.84
<br />Good
<br />1,170
<br />1,193
<br />23
<br />Upper Bingham Canyon coal
<br />0.53
<br />Good
<br />1,314
<br />1 1,337
<br />1 23
<br />1 Maxwell /Red interburden mudstone /sandstone /siltstone
<br />0.03
<br />Good
<br />1,347
<br />1 1,370
<br />23
<br />Maxwell coal
<br />0.02
<br />Good
<br />1,373
<br />1 1,396
<br />23
<br />Allen coal + Apache coal
<br />1.1
<br />Good
<br />•
<br />4164A.110130 Whetstone Associates
<br />PR 02 Exhibit 8(4) Page 142 Revised 1/31/11
<br />248
<br />261
<br />13
<br />Mudstone above Red coal
<br />0.002
<br />Moderate
<br />267
<br />280
<br />13
<br />Red coal
<br />0.26
<br />Good
<br />286
<br />310
<br />24
<br />Mudstone /siltstone /sandstone above Maxwell coal
<br />0.004
<br />Moderate
<br />308
<br />321
<br />13
<br />Maxwell coal
<br />0.29
<br />Good
<br />NE -12 -10
<br />323
<br />346
<br />24
<br />Siltstone /sandstone /mudstone below Maxwell coal
<br />0.01
<br />Moderate
<br />363
<br />376
<br />13
<br />Mudstone /siltstone /sandstone
<br />0.1
<br />Good
<br />376
<br />400
<br />24
<br />Siltstone /mudstone above Apache coal
<br />0.002
<br />Moderate
<br />406
<br />419
<br />13
<br />Apache coal
<br />0.49
<br />Good
<br />421
<br />434
<br />13
<br />Allen coal
<br />0.53
<br />Good
<br />•
<br />4164A.110130 Whetstone Associates
<br />PR 02 Exhibit 8(4) Page 142 Revised 1/31/11
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