MAMM CREEK Field Activity and Well Summary

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Total wells

3,675
MAMM CREEK field

Drill activity

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drill dates not in our copy of this source

The MAMM CREEK oil & gas field in Colorado contains 3,675 wells on file.

Top operators: TEP ROCKY MOUNTAIN LLC, QB ENERGY OPERATING LLC, and others.

Most recent well: CSF, operated by TEP ROCKY MOUNTAIN LLC — last updated March 2026.

MAMM CREEK field coverage

Counties the MAMM CREEK 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 — 3,672 wellsRio 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 CountyTeller CountyGunnison CountyBaca CountyElbert CountyMesa — 3 wellsDolores CountyArapahoe CountyLas Animas CountyGrand County
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Recent wells

Well Name County Last activity Updates Operator API
CSF Garfield 2026-03-18 TEP ROCKY MOUNTAIN LLC 05-045-12257
MANSELL Garfield 2026-03-18 HIGHPOINT OPERATING CORPORATION 05-045-10808
JULIUS Garfield 2026-03-18 HIGHPOINT OPERATING CORPORATION 05-045-11752
SCHEIDLER Garfield 2026-03-18 SNYDER OIL CORP 05-045-07318
GGU MILLER Garfield 2026-03-18 TEP ROCKY MOUNTAIN LLC 05-045-10421
HILL Garfield 2026-03-18 SNYDER OIL CORP 05-045-07217
KRK Garfield 2026-03-18 ENCANA OIL & GAS (USA) INC 05-045-10648
ALP Garfield 2026-03-18 ENCANA OIL & GAS (USA) INC 05-045-10281
GRASS MESA RANCH Garfield 2026-03-18 SNYDER OIL CORP 05-045-06933
VALLEY FARMS Garfield 2026-03-18 TEP ROCKY MOUNTAIN LLC 05-045-13230

Top Operators in the MAMM CREEK field by total wells

TEP ROCKY MOUNTAIN LLC1,717QB ENERGY OPERATING LLC847CAERUS PICEANCE LLC697ENCANA OIL & GAS (USA) INC224ANTERO RESOURCES PICEANCE LLC83HIGHPOINT OPERATING CORPORATION46SNYDER OIL CORP21MESA HYDROCARBONS LLC14CHANDLER & ASSOCIATES LLC5VESSELS OIL & GAS COMPANY4

Operators: Tep Rocky Mountain Llc, Qb Energy Operating Llc, Caerus Piceance Llc, Encana Oil & Gas (Usa) Inc, Antero Resources Piceance Llc, Highpoint Operating Corporation, Snyder Oil Corp, Mesa Hydrocarbons Llc, Chandler & Associates Llc, Vessels Oil & Gas Company.

Counties Intersected by the MAMM CREEK field

Garfield3,672Mesa3
Garfield
Mesa

Other Major Fields in Colorado most active by total wells

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