LEO Field Activity and Well Summary

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Total wells

4
LEO field

Drill activity

—
drill dates not in our copy of this source

The LEO oil & gas field in Wyoming contains 4 wells on file.

Top operators: EAST RESOURCES MANAGEMENT LLC, TEXACO EXPLORATION & PROD, and others.

Most recent well: 1-20, operated by EAST RESOURCES MANAGEMENT LLC — last updated March 2026.

LEO field coverage

Counties the LEO field intersects.

Lincoln CountyFremont CountyUinta CountyBig Horn CountyHot Springs CountyWashakie CountyConverse CountySweetwater — 4 wellsCrook 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
1-20 Sweetwater 2026-03-18 EAST RESOURCES MANAGEMENT LLC 3725935
1-20A Sweetwater 2005-08-11 EAST RESOURCES MANAGEMENT LLC 3726654
LEO #1 Sweetwater 1977-12-06 WOODS PETROLEUM CORPORATION 3721006
LEO #1 Sweetwater 1975-11-01 TEXACO EXPLORATION & PROD 3720433

Top Operators in the LEO field by total wells

EAST RESOURCES MANAGEMENT LLC2TEXACO EXPLORATION & PROD1WOODS PETROLEUM CORPORATION1

Operators: East Resources Management Llc, Texaco Exploration & Prod, Woods Petroleum Corporation.

Counties Intersected by the LEO field

Sweetwater4
Sweetwater

Other Major Fields in Wyoming most active by total wells

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