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Niobrara County, WY oil and gas wells

3,091 wells: 299 active, 1,784 plugged, 13 orphaned, run by 542 operators.

Figures from the Wyoming Oil and Gas Conservation Commission, updated 2026-10-19.

Top operators in Niobrara

OperatorActiveWells here
SUNSHINE VALLEY PETROLEUM4595
JP OIL WYOMING LLC3362
FINLEY RESOURCES INC2946
BREITBURN OPERATING L.P.2838
HADLEY/JACKSON ENERGY LLC2428
USA ENERGY LLC1436
BULLOCK A O1429
M & K OIL COMPANY LLC1419
1876 RESOURCES LLC1119
CENTURY OIL AND GAS LLC10574
MILLENNIUM OIL & GAS LLC1036
NEW HORIZON RESOURCES LLC88
CHIPCORE LLC710
JOEMAR WYOMING OPERATING LLC710
ARENA RESOURCES LLC633
KREJCI HARRY L68
MURPHY SHELDON L & LORETTA59
SEEDY DRAW LLC55
REMUDA ENERGY DEVELOPMENT LLC436
ANTELOPE ENERGY COMPANY LLC45
O'BRIEN ENERGY RESOURCES CORPORATION224
ANT HILLS PRODUCTION213
DARRAH JOHN JAY JR213
ELLWOOD EXPLORATION LLC211
PROVIDENCE OIL DEVELOPMENT LLC24

Wells

Not plugged · All wells · Plugged · Orphaned

WellAPI / IDStatusTypeOperator
BULLSEYE 19 49-027-26721Orphaned OilROYAL OIL LLC
BULLSEYE 14 49-027-26862Orphaned OilROYAL OIL LLC
BULLSEYE 25 49-027-26863Orphaned OilROYAL OIL LLC
BULLSEYE 17 49-027-26864Orphaned OilROYAL OIL LLC
BULLSEYE 22 49-027-26865Orphaned OilROYAL OIL LLC
BULLSEYE 13 49-027-26868Orphaned OilROYAL OIL LLC
BULLSEYE 33 49-027-26892Orphaned OilROYAL OIL LLC
CHEROKEE-REED FARM 21-24 49-027-20693Plugged OilCHEROKEE OIL PRODUCTION INC
HAT CREEK UNIT 2 49-027-20145Orphaned OilINTERLINE RESOURCES CORP
MOISER 1 49-027-07194Plugged OilWATERFORD PRODUCTION CO
PFEIFER 1 49-027-26792Orphaned OilMCMINN OPERATING COMPANY
WASSERBURGER PATENT 2-12 49-027-20101Plugged OilVENTRUM ENERGY CORPORATION
WEST MULE CREEK 26 49-027-26866Orphaned OilROYAL OIL LLC