MALLARD Field Activity and Well Summary

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Total wells

4
MALLARD field

Drill activity

—
drill dates not in our copy of this source

The MALLARD oil & gas field in Colorado contains 4 wells on file.

Top operators: ENCANA OIL & GAS (USA) INC, CHEMCO INC, and others.

Most recent well: MALLARD, operated by ENCANA OIL & GAS (USA) INC — last updated March 2026.

MALLARD field coverage

Counties the MALLARD 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 — 2 wellsMorgan 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 — 2 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
MALLARD Rio Blanco 2026-03-18 ENCANA OIL & GAS (USA) INC 05-103-10084
MALLARD Rio Blanco 2026-03-18 ENCANA OIL & GAS (USA) INC 05-103-10083
W E TALLMAN Kiowa 1999-01-01 CHEMCO INC 05-061-06300
KCGA Kiowa 1984-02-26 MURFIN DRILLING COMPANY INC 05-061-06391

Top Operators in the MALLARD field by total wells

ENCANA OIL & GAS (USA) INC2CHEMCO INC1MURFIN DRILLING COMPANY INC1

Operators: Encana Oil & Gas (Usa) Inc, Chemco Inc, Murfin Drilling Company Inc.

Counties Intersected by the MALLARD field

Kiowa2Rio Blanco2
Kiowa
Rio Blanco

Other Major Fields in Colorado most active by total wells

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