LARIAT Field Activity and Well Summary

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Total wells

9
LARIAT field

Drill activity

—
drill dates not in our copy of this source

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

Top operators: DIAMOND OPERATING INC, HEARTLAND OIL & GAS COMPANY, and others.

Most recent well: KEJR 'V', operated by HEARTLAND OIL & GAS COMPANY — last updated March 2026.

LARIAT field coverage

Counties the LARIAT 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 — 9 wellsDouglas CountyConejos CountyEl Paso CountyKiowa CountyTeller CountyGunnison CountyBaca CountyElbert CountyMesa CountyDolores CountyArapahoe CountyLas Animas CountyGrand County
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Recent wells

Well Name County Last activity Updates Operator API
KEJR 'V' Washington 2026-03-18 HEARTLAND OIL & GAS COMPANY 05-121-06190
KEJR Washington 2026-03-18 VINCENT & WELCH INC 05-121-06214
KEJR 'V' Washington 2026-03-18 SOHIO PETR CO AKA STANDARD OIL 05-121-06212
MCFALL-STATE Washington 2026-03-18 KIMBARK OIL & GAS COMPANY 05-121-06243
KEJR 'Z' Washington 2026-03-18 SOHIO PETR CO AKA STANDARD OIL 05-121-06215
KEJR 'V' Washington 1999-01-01 DIAMOND OPERATING INC 05-121-06213
KEJR 'V' Washington 1999-01-01 DIAMOND OPERATING INC 05-121-09360
LARIAT STATE Washington 1999-01-01 HEARTLAND OIL & GAS COMPANY 05-121-10578
LARIAT-STATE Washington 1982-09-27 IMPACT ENERGY INC 05-121-06244

Top Operators in the LARIAT field by total wells

DIAMOND OPERATING INC2HEARTLAND OIL & GAS COMPANY2SOHIO PETR CO AKA STANDARD OIL2IMPACT ENERGY INC1KIMBARK OIL & GAS COMPANY1VINCENT & WELCH INC1

Operators: Diamond Operating Inc, Heartland Oil & Gas Company, Sohio Petr Co Aka Standard Oil, Impact Energy Inc, Kimbark Oil & Gas Company, Vincent & Welch Inc.

Counties Intersected by the LARIAT field

Washington9
Washington

Other Major Fields in Colorado most active by total wells

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