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Valley County, MT oil and gas wells

640 wells: 171 active, 413 plugged, run by 150 operators.

Figures from the Montana Board of Oil and Gas Conservation, updated 2026-10-26.

Top operators in Valley

OperatorActiveWells here
Ridge Oil & Gas, LLC130139
A&S Mineral Development Company, LLC3148
Chelin LLC44
DL Energy, LLC22
Texakoma Exploration & Production LLC13
Carroll, Sterling C.11
Larslan Water Disposal11
Lustre Salt Water Disp, Vernon R. Justice Dba11
Exxon Corporation041
Fidelity Exploration & Production Co.038
Midlands Gas Corp.018
Continental Resources Inc014
Petroleum Corporation Of America014
Atlantic Richfield Company013
Seaboard Oil012
Oryx Energy Company011
Sohio Petroleum Company010
Webb Resources, Inc.010
Anadarko Petroleum Corporation09
Falcon Oil & Gas Company, Inc.09
Fidelity Gas09
Hell Creek Crude LLC07
Amerada Hess Corporation06
Ladd Petroleum Corporation06
Coastal Petroleum Company05

Wells

Not plugged · All wells · Plugged · Orphaned

WellAPI / IDStatusTypeOperator
WM CLARK A 2 25-105-21296Plugged Oil🔒 Sign in free
WOLF CREEK 24-1 25-105-21425Plugged Dry hole🔒 Sign in free
WOLF CREEK 3-18 25-105-21430Plugged Dry hole🔒 Sign in free
Well 2 25-105-05027Plugged Gas🔒 Sign in free
Wilder 1 25-105-21279Plugged Oil🔒 Sign in free
Wildman 1-2 25-105-21472Plugged Dry hole🔒 Sign in free
William Clark A-1 25-105-21295Plugged Oil🔒 Sign in free
Wolf Creek 18-1 25-105-21422Plugged Oil🔒 Sign in free
Xeno Antelope 4-36 25-105-21135Plugged Dry hole🔒 Sign in free
YELLW ROBE 1-21 25-105-21429Plugged Dry hole🔒 Sign in free
🔒 See all 640 wells in Valley, with filters and paging. Start Basic