LITTLE MISSOURI Field Activity and Well Summary

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Total wells

13
LITTLE MISSOURI field

Drill activity

—
drill dates not in our copy of this source

The LITTLE MISSOURI oil & gas field in Wyoming contains 13 wells on file.

Top operators: SIX BAR OIL LLC, BALLARD PETROLEUM HOLDINGS LLC, and others.

Most recent well: 6-5, operated by MCADAMS ROUX & ASSOCIATES — last updated March 2026.

LITTLE MISSOURI field coverage

Counties the LITTLE MISSOURI field intersects.

Lincoln CountyFremont CountyUinta CountyBig Horn CountyHot Springs CountyWashakie CountyConverse CountySweetwater CountyCrook — 13 wellsCarbon CountyCampbell CountyNatrona CountyLaramie CountyPlatte CountyWeston CountyAlbany CountyPark CountyJohnson CountySheridan CountyNiobrara CountyTeton CountySublette CountyGoshen County
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Recent wells

Well Name County Last activity Updates Operator API
6-5 Crook 2026-03-18 MCADAMS ROUX & ASSOCIATES 1122202
11-5 Crook 2009-02-04 SIX BAR OIL LLC 1123045
32-5 Crook 2008-06-27 BALLARD PETROLEUM HOLDINGS LLC 1123033
1-6 Crook 1988-07-30 BALLARD PETROLEUM HOLDINGS LLC 1122218
5-5 Crook 1988-05-02 SIX BAR OIL LLC 1122192
2-32 Crook 1988-01-06 SIX BAR OIL LLC 1122160
1-31 Crook 1987-10-07 SIX BAR OIL LLC 1122132
4-5 Crook 1987-07-14 SIX BAR OIL LLC 1122100
2-4 Crook 1987-02-05 SIX BAR OIL LLC 1122066
1-32 Crook 1987-01-30 SIX BAR OIL LLC 1122058

Top Operators in the LITTLE MISSOURI field by total wells

SIX BAR OIL LLC9BALLARD PETROLEUM HOLDINGS LLC2CLAYTON OIL CO1MCADAMS ROUX & ASSOCIATES1

Operators: Six Bar Oil Llc, Ballard Petroleum Holdings Llc, Clayton Oil Co, Mcadams Roux & Associates.

Counties Intersected by the LITTLE MISSOURI field

Crook13
Crook

Other Major Fields in Wyoming most active by total wells

Compare the LITTLE MISSOURI field against the other busiest oil and gas fields in Wyoming: