Montana oil and mining journal. [volume] (Great Falls, Mont.) 1931-1953, 1933-05-13
'i:InmaryOf Cut Bank Oil Field
Proven Area
Estimated At
10000 Acres

A history Of development
and summary of geological con-
ditions in the new Cut Bank
oil field are contained in a new
report written especially for
The Montana Oil & Mining
journal, is presented hire
with:
Observation-Disclosures county,
Mont. on main line G. N. Ry..
eentering 25 miles south Of
Canadian boundary. Gas field
centers in northern Twp. IS, Re-.
5W: oil pool centers in northern
Twp. "a, Rig 6W.
HTsToRY-U s. G. s. re-
cognizes sand Point Berger, Sc 4
NWH 1-S5-5W as discovery well,
COMPLETED sept. 30, 1925. It
mad a showing of light oil and
3 million cubic feet Of gas con-
tainina one pint Of gasoline per
thousand. Drumheller interests
~ Spokane drilled recognized
discovery oil well In SENW q
1-34-sW. with showing Of oil
ana eM gas, on Aug. ID, 1928,
mitch gas has since been supply
ing Ont Bank, s miles distant.
In spring OF 1880, L. B. TIP
orkesl completed Ism gasser and
induced Electric Bond q Share 70
build its $4,000, 200 pipeline to
Helena. Butte and Anaconda for
which line O'Neil developed 240,-
000 600 open flow, selling all his
interest in $4,000 acres to Mon
Jana Power Gas Co. During the
following winter, Breckon & ,
Hatch. Kevin-Sunburst operators,
drilled the first commercial Oh
well a mile southwest OF the
y a 40-bbl. we'll. Roy
n Tarrant OF Casper brought IN
an s0-bbl. well two miles south
rgaat of the Drumhelier we'll on
June 80. 1882.
OPERATORS Principal op-
are Santa Rita Oil Co.
: = ,y IN 0sNelI). with $4,000 acres:
~, ~ sTexas CO., $4,000 acres,
standard OF California, Texas q
Dscific. w. M. Fulton, Hannah
oorfer Adams Drilling, Alberta
Consolidated, Fred Man
nix. P. It. Sweeney and others.
TWO hundred thousand acres,
rom Waller to international
BOUNDARY. under lease. Fifty
'honrand acres proven and prob
shIe oil lands In Blackfeet IN
tan reservation open to filing
Iince completion two commercial i
III wells, four miles apart on
ARHA-Discovery Of oil on
rihal lands extended proven area
d IO5h miles by two miles wide'
q GOO acres Of oil land. L
w0pOgRAPHY- Rolling prair- +
. aaav Of access. Formation ex-'-
Iosed on surface IL basal TWO
aedicine upper Cretaceousl {
vhfeh has been eroded away 20 s
rom 100 to 400 feet OF its base :
nd carrying an overburden o.
rom 80 to 200 feet OF glacial {
rift. :
EAGLE SANDSTONE Below q
be Two Medicine is from 1s0
|, 400 feet of Eagle, carrying =
-ater, frequently sulphur water.
COLORADO SHAIAE - Aver =
res 1850 feet in thickness
aa,le tools make from so 70 100
- ner hour. Formation stands
4 nicely when hole IL dry but
ct hole caves badly. No water
/, the several sands of Colorado
I've In northern part OF field
here salt water is found at its ne
ase in 8O-foot sand n
WOOTENAI-.Is 500 to $50 !,
VI thick. ID OF verigated shales Z
bich cave badly, and gray sand -
ones. Sandstone lenses occur N
lroughout first $50 feet, rang "a
< IN thickness from one foot az
100 feet with Suuburst sand
distinguished by brown flecksl Su
,ualIv missing. Below, are
rec sands which have been OF
lied the Moulton, Stewart and ~
arIing sands About $50 feet ],
dow the contact is the sand "a
one which carries gas and
owing OF oil In the east side III
the field, known as the Stewart "a
nd II varies from 40 to 100 -
Al In thickness. In the east 10
4 mart OF the field there IL 8 OF
ahmle 'anxeak" be- de
cen the Stewart and the Davl- e,
Z sand flhe latter distinguished -
black gaua mfxed with the 90
~. wni3 ii the prfneIpal OF RI
nAnaEma hMllA9M. -.