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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
969 25-105-21163Active Gas🔒 Sign in free
970 25-105-21165Active Gas🔒 Sign in free
A. Reddig 1 25-105-21375Active Oil🔒 Sign in free
Baker 13-27 25-105-21589Drilling Oil🔒 Sign in free
Baker 42-28 25-105-21590Drilling Oil🔒 Sign in free
Baker SWD 25-105-21591Drilling Injection🔒 Sign in free
Bellonger Clark 3 25-105-21410Active Oil🔒 Sign in free
Bellonger-Clark 2 25-105-21310Active Oil🔒 Sign in free
Black Magic 1-29 25-105-21446Active Oil🔒 Sign in free
C. Reddig 1 25-105-21223Active Injection🔒 Sign in free
🔒 See all 640 wells in Valley, with filters and paging. Start Basic