GREYBULL WEST Field Activity and Well Summary

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Total wells

7
GREYBULL WEST field

Drill activity

—
drill dates not in our copy of this source

The GREYBULL WEST oil & gas field in Wyoming contains 7 wells on file.

Top operators: VALKYRIE OPERATING LLC, KCS MOUNTAIN RESOURCES INC, and others.

Most recent well: GREYBULL WEST #1, operated by NEW ERA PETROLEUM INC — last updated March 2026.

GREYBULL WEST field coverage

Counties the GREYBULL WEST field intersects.

Lincoln CountyFremont CountyUinta CountyBig Horn — 7 wellsHot Springs CountyWashakie CountyConverse CountySweetwater CountyCrook CountyCarbon 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
GREYBULL WEST #1 Big Horn 2026-03-18 NEW ERA PETROLEUM INC 307193
1-26H Big Horn 2012-08-21 TETON BIGHORN LLC 321612
GREYBULL WEST #1 Big Horn 2005-05-20 SHAKER ENERGY INVESTMENTS 321546
GREYBULL WEST #1 Big Horn 1993-03-23 VALKYRIE OPERATING LLC 320888
1-B Big Horn 1978-08-29 VALKYRIE OPERATING LLC 320450
GREYBULL WEST #1 Big Horn 1977-10-22 OIL DEVELOPMENT OF TEXAS 320432
1-36 Big Horn 1977-04-21 KCS MOUNTAIN RESOURCES INC 320404

Top Operators in the GREYBULL WEST field by total wells

VALKYRIE OPERATING LLC2KCS MOUNTAIN RESOURCES INC1NEW ERA PETROLEUM INC1OIL DEVELOPMENT OF TEXAS1SHAKER ENERGY INVESTMENTS1TETON BIGHORN LLC1

Operators: Valkyrie Operating Llc, Kcs Mountain Resources Inc, New Era Petroleum Inc, Oil Development Of Texas, Shaker Energy Investments, Teton Bighorn Llc.

Counties Intersected by the GREYBULL WEST field

Big Horn7
Big Horn

Other Major Fields in Wyoming most active by total wells

Compare the GREYBULL WEST field against the other busiest oil and gas fields in Wyoming: