Montana Wyoming - Montana Bureau of Mines and Geology

Montana Wyoming - Montana Bureau of Mines and Geology

R. 39 E.
R. 43 E.
R. 41 E.
Plate 4. Area of CBM-related potentiometric decline
for the Dietz coal in the southern portion of the
Powder River Basin, Montana 2013
Q
Q
Q
Q
Q
Q
Explanation
Q
Potentiometric decline: dashed where inferred,
50-ft contour intervals.
WR-34
!
Ri
ve
r
Q
Q
Q
Q
Q
Q
Q
Q
Q
MBMG Monitor well name, change in water-level (ft)
for last data in water year 2013.
To
n
gu
e
26.01
CBM02-3DC
!
A-D
Q
A
SH-625
A-D combined
D
Q
A - D1
Q
!
Q
D2
!
Q
Q
A - D1
! 7.76
D2
A
D1
D2
WR-23
Q
Q
!
Q
!
Q
!
!
Q
!
Q
!
Q
!
Q
!
!
Q
Q
Q
!
Q
!
Q
Q
Q
!
Q
!
Q
Mine area, includes active, permitted and reclaimed
!
Q
!
Q
!
!
!
Q
Q
!
Q
Q
Q
Q
Q
Q
!
Q
Q
50
!
Q
ging
HWC-10
!
!
Prairie Dog Creek field CBM well
!
Hanging Woman Creek field CBM well
Indian Reservation land
0
0
Q
15
Q
0
0
10
0
15
0
20
Q
20
100
!
0
T. 58 N.
CBM production well that was listed as shut-in
at the end of water year 2013.
ek
Cre
10
Q
50
WY
Q
an
Wom
1.87
HWC-6
0.48 !
Han
Q
Q
50
MT
CBM production well in Montana that produced water
and/or methane during water year 2013.
Q
!
Q
10
T. 9 S.
!
Q
!
Q
!Q
! Q
!
Q
!Q
Q
!
!
!
Q
Q
Q
WRE-24 Q
Q
Q
!
Q
Q
!
Q
!
! Q
Q
!
!
Q
Q
Q
!
Q
!
30.83
Q
!
Q
Q
Q
!
!
Q
Q
Q
!
!
!
!
Q
!
Q
! Q
Q
Q
Q
Q
!
! QQ
Q
!
!
Q
Q
Q
!Q
!0 Q
Q
!
Q
Q
Q Q
!
!
Q Q
5 !
Q
Q
!
Q
WRE-29
!
Q
Q
Q
!
Q
Q
Q
!
Q
Q
Q
Q
Q
WRE-28
Q
Q
!
Q
!
!
!
!
Q
Q
Q
Q
Q
Q
!
!
Q
74.79
Q
Q
PKS-3200
!
! Q
! Q Q
!
Q
6.84
Q
Q
!
Q
Q
Q
-9.09
! !
Q
!
Q
!
Q
Q
!
Q
WR-19
Q
!
! Q
Q
Q
!
!
!
Q
Q
Q
Q Q
!
Q
!
Q
Q
!
!
Q
!
PKS-3199
5.9
!
!
Q
!
Q
Q
!
Q
Q
!
Q
Q
DS-02A
Q
! 1.41
QQ Q
Q
SH-391
WRE-10
!
1
Q
Q
Q
Q
0
Q
Q
SH-388
Q
!
-30.49 !
50
!
-0.12
Q
! Q -0.57
Q 0 Q
Q
Q
!
Q
!
Q
Q
-3.69
Q
!
! !
Q
WRE-13
!
!
Q
Q QQ
Q Q
!
!
Q
Q
Q
Q
Q WRE-09
! SH-394
!
! Q
Q
Q
!
Q
Q
PKS-1179
Q
Q
!
Q
!
Q
!
Q
Q
33.75
Q
Q
!Q! 120.02
Q
Q
!
Q
!
SH-395 ! ! 0.25
Q
!
!
Q
Q
Q
!
10 5
Q
Q
!
Q
Q
Q
!
3.2 Q Q
!
Q
Q
Q
0
Q
Q
0
!
Q
Q
Q
!
!
Q
Q
Q
!
Q
Q Q
Q Q
Q
Q
0.2
!Q
!1
Q
Q !
!
Q
Q
Q
Q
Q
!
50
Q
! 50
Q
Q
SH-422 !
Q
Q
Q
Q
!
!
!
!
Q
! Q
Q
WR-51
Q
Q
Q
!
Q
!
!
Q
Q Q WR-54
Q
!
!
Q
Q
Q
Q
!
Q
!
Q
!Q
!
Q
Q
!Q 168.91
Q
-1.26
!
Q
Q Q
Q134.29
!
Q
WR-30
!
! Q
!
!
Q
Q
!
Q
Q
Q
! Q
Q Q
Q
Q
!
Q
Q
!
! Q
!
Q
!
Q Q Q Q!
Q
Q
Q
! -2.73
Q
Q
Q
!
!
Q
Q
Q
Q
Q
Q Q
Q
Q
!
Q Q !
Q
Q
Q
!
!
Q
Q
Q
Q
WR-34 Q
Q
Q
Q
Q
Q
!
!
Q
Q
Q
!
!
Q
!
Q
!
WR-53 Q
Q
Q
Q
Q Q
!
Q
!
Q
Q
Q
Q
! Q
Q
!
Q
Q
Q
Q
Q
!
Q
Q
Q
!
Q
Q
Q
!
Q QQ Q Q Q
!
Q
Q
135.95
Q
Q
Q
WR-33! !26.01
Q
Q
Q
Q
Q
Q
Q
Q
Q
Q
Q
Q Q
!
Q Q
-3.59
Q Q Q
! Q
Q
!
!
Q
Q
Q
Q
!
Q
Q
Q
Q
Q
!
Q
!
Q
Q
!
!
!
Q
Q
Q
Q
Q
Q
!
!
!
Q
WR-27
Q
Q
!
!
!
!
!
!
!
!
!
Q
Q
Q
37.47
! WR-39
!
!
Q
!
!
!
!
!
!
Q
Q
!
!
!
!
!
!
!
WR-38 27.5
Q
!
!
!
!
Q
Q
Q
!
Q
Q
!
!
!
15.17
!
!
!
!
Q
!
!
!
!
!
Q
Q
Q
!
!
Q
!
!
Q
!
!
!
!
Q
Q
!
!
!
!
!
!
!
!
!
!
!
Q
Q
Q !
!
Q
Q
Q
Q
!
QQ
!
Q
!
Q
!
Q
!
!
!
Q
!
Q
!
Q
!
Q
!
Q
!
!
!
Q
Q
!
Q
!
Q
!
!
Q
!
Q
Q
!
Q
!
Q
!
!
!
!
!
Q
Q
QQ Q
!
!
!
Q
Q
!
!
!
!
Q
Q
Q
!
Q
!
Q
!
Q
!
!
Q
!
!
!
k
!
!
Q
!
!
Q Q
Q Qree! Q Q Q Q Q Q
!
!
!
!
Q
! Q
Q
Q
!
!
!
Q Q
Q Q
!
Q
g CQ ! Q
!
!
!
!
o
!
Q
!
!
D
!
Q
!
!
Q
!
!
!
!
!
!
!
e
Q
Q
Q
!
i
!
Q
Q
Q air
Q Q
!
!
!
!
!
Q
!
r
r
!
!
!
Q
Q
Q
!
!
!
! Q
!
Q P
ve
Q! Q
Q
Q Q Q Q
i
!
!
!
!
!
!
!
R
!
Q
Q
Q
!
!
!
Q
Q
!
!
Q Q Q
!
! Q
Q
e
Q
Q
Q
!
Q
Q
Q
Q
!
Q
u
Q Q Q
Q
!
!
Q
ng
Q
!
!
!
!
!
Q Q Q
Q
Q
QQ Q Q
Q
! Q
!
Q
Q
To
Q
Q Q Q
!
Q
!
!
Q
!
!
!
Q
!
!
Q
!
Q
!
Q
Q
!
!
!
Q
!
Q
Q
Q
Q
!
Q
Q
Q
Q
Q
!
Q
!
Q
Q
Q
!
Q !
!
!
!
Q
!
!
!
!
!
!
Q
!
Q
!
Fault, MBMG geological data, CX coal field area
modified using data from Fidelity
-9.56
!
Q
Q
!
Q
!
Q
!
!
Q
!
Q
Q Q
!
!
Q
Q
!
!
Q
FC-02
Q
!
Q
! Q
Q
!
!
Q
! Q
! !
!
!
!
!
! Q
Q
!
!
Q Q
Q
Q
To
n
WR-21
! 0.58
! Q
Q
!
Q
gu
e
Q
!
! Q
!
!
!
Q
Q Q Q Q
!
Q
!
Q
!
Q
!
Q
!
Q
! QQ
Q
!
Ri
ve
rR
es
Q
0.27
Dietz coal split line, approximate locations,
dashed where inferred. Diagrams show splits.
A - Anderson Coal
D - Dietz Coal
D1 - Dietz 1 Coal
D2 - Dietz 2 Coal
8.59
r
! 5.74
er
vo
i
SH-634
T. 8 S.
Dietz coal outcrop
R. 84 W.
!
!
!
!
!
!
!
!
!
!
!
!
!
0
!
!
!
1.25
!
T. 82 W.
!
2.5
!
!
!
!
5
!
Q
!
Q
Q
!
Q
!
Q
Q
!
Q
!
Q
Q
!
Q
!
Q
!
!
!
Q
!
Q
!
Q
Q
!
Q
Q
!
Q
!
Q
!
Q
!
!
!
Q
Q
!
Q
!
!
!
!
Q
Q
Q
Q
!
Q
Q
!
Q
Q
!
Q
Q
Q
!
!
!
Q
!
Q
Q
T. 80 W.
Q
!
!
Q
!
!
!
Q
Q
!
Q
Q
Q
!
Q
!
Montana
!
Q
!
Q
Q
Q
Q
Q
!
!
Q
!
Q
!
Q
Q
Q
Q
!
Powder
River
Basin
!
!
!
Q
!
Q
Q
!
!
Q
!
!
Q
!
!
Q
!
Q
Q
!
Q
Q
Q
Q
Q Q
Q
!
!
Q
Q
Q
Q
10
Miles
Q
!
Q
Q
Q
!
!
!
Q
!
Q
Q
!
!
Q!
!
Q
!
Q
!
Q
Q
!
Q
!
Q
Q
!
!
!
!
!
Q
!
Q
!
Q
!
!
!
Q
!
!
!
Q
Q
Q
!
!
Q
Q
!
!
!
Q
!
Q
!
Q
Q
!
Q
!
!
!
Q
!
!
Q
!
Q
!
7.5
!
Q
!
Q
!
Q
!
!
!
Q
!
Q
!
Q
Q
!
!
Q
Q
Q
Q
Q
®
Wyoming