SENTINEL Field Activity and Well Summary

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Total wells

9
SENTINEL field

Drill activity

—
drill dates not in our copy of this source

The SENTINEL oil & gas field in Colorado contains 9 wells on file.

Top operators: BAYHORSE PETROLEUM LLC, TEP ROCKY MOUNTAIN LLC, and others.

Most recent well: SENTINEL, operated by BAYHORSE PETROLEUM LLC — last updated March 2026.

SENTINEL field coverage

Counties the SENTINEL field intersects.

Saguache CountySedgwick CountyCheyenne CountyCuster CountyLa Plata CountySan Juan CountyPitkin CountyPark CountyAlamosa CountyProwers CountyMoffat CountyJefferson CountySummit CountyPueblo CountyBoulder CountyDenver CountyMontrose CountyEagle CountySan Miguel CountyCostilla CountyBroomfield CountyChaffee CountyCrowley CountyFremont CountyHuerfano CountyDelta CountyGarfield CountyRio Blanco CountyMorgan CountyLincoln CountyMontezuma CountyAdams CountyMineral CountyOtero CountyPhillips CountyOuray CountyBent CountyArchuleta CountyRoutt CountyHinsdale CountyWeld CountyLarimer CountyLake CountyRio Grande CountyGilpin CountyYuma CountyJackson CountyKit Carson CountyClear Creek CountyLogan CountyWashington CountyDouglas CountyConejos CountyEl Paso CountyKiowa — 9 wellsTeller CountyGunnison CountyBaca CountyElbert CountyMesa CountyDolores CountyArapahoe CountyLas Animas CountyGrand County
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Recent wells

Well Name County Last activity Updates Operator API
SENTINEL Kiowa 2026-03-18 BAYHORSE PETROLEUM LLC 05-061-06879
CORNELSON Kiowa 2026-03-18 BAYHORSE PETROLEUM LLC 05-061-06829
CORNELSON Kiowa 2026-03-18 BAYHORSE PETROLEUM LLC 05-061-06830
SENTINEL Kiowa 2013-02-02 BAYHORSE PETROLEUM LLC 05-061-06880
CORNELSON Kiowa 2007-10-29 BAYHORSE PETROLEUM LLC 05-061-06809
MARBLE Kiowa 1988-05-27 CHEYENNE DRILLING INC 05-061-06503
CORNELSEN Kiowa 1985-04-25 TEP ROCKY MOUNTAIN LLC 05-061-06454
CORNELSEN Kiowa 1985-02-27 TEP ROCKY MOUNTAIN LLC 05-061-06449
FEDERAL SORENSON Kiowa 1975-06-19 INEXCO OIL CO 05-061-06190

Top Operators in the SENTINEL field by total wells

BAYHORSE PETROLEUM LLC5TEP ROCKY MOUNTAIN LLC2CHEYENNE DRILLING INC1INEXCO OIL CO1

Operators: Bayhorse Petroleum Llc, Tep Rocky Mountain Llc, Cheyenne Drilling Inc, Inexco Oil Co.

Counties Intersected by the SENTINEL field

Kiowa9
Kiowa

Other Major Fields in Colorado most active by total wells

Compare the SENTINEL field against the other busiest oil and gas fields in Colorado: