EMERALD Field Activity and Well Summary

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Total wells

11
EMERALD field

Drill activity

—
drill dates not in our copy of this source

The EMERALD oil & gas field in Colorado contains 11 wells on file.

Top operators: WESTERN OPERATING COMPANY, CHANDLER & ASSOCIATES LLC, and others.

Most recent well: DAVIS-VANCE, operated by CHANDLER & ASSOCIATES LLC — last updated March 2026.

EMERALD field coverage

Counties the EMERALD 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 — 11 wellsWashington CountyDouglas 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
DAVIS-VANCE Logan 2026-03-18 CHANDLER & ASSOCIATES LLC 05-075-08106
DAVIS-VANCE Logan 2026-03-18 CHANDLER & ASSOCIATES LLC 05-075-08013
EMERALD UNIT Logan 1999-03-01 NOBLE ENERGY INC 05-075-08359
EMERALD Logan 1999-01-01 WESTERN OPERATING COMPANY 05-075-08391
EMERALD Logan 1999-01-01 WESTERN OPERATING COMPANY 05-075-08399
EMERALD J Logan 1999-01-01 WESTERN OPERATING COMPANY 05-075-07501
EMERALD Logan 1999-01-01 WESTERN OPERATING COMPANY 05-075-08097
EMERALD Logan 1999-01-01 WESTERN OPERATING COMPANY 05-075-08377
EMERALD, ROBERT Logan 1999-01-01 WESTERN OPERATING COMPANY 05-075-08404
EMERALD UNIT Logan 1992-04-13 PETRO-CANADA RESOURCES (USA) INC 05-075-08507

Top Operators in the EMERALD field by total wells

WESTERN OPERATING COMPANY6CHANDLER & ASSOCIATES LLC3NOBLE ENERGY INC1PETRO-CANADA RESOURCES (USA) INC1

Operators: Western Operating Company, Chandler & Associates Llc, Noble Energy Inc, Petro-Canada Resources (Usa) Inc.

Counties Intersected by the EMERALD field

Logan11
Logan

Other Major Fields in Colorado most active by total wells

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