PEBBLE Field Activity and Well Summary

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Total wells

13
PEBBLE field

Drill activity

—
drill dates not in our copy of this source

The PEBBLE oil & gas field in Colorado contains 13 wells on file.

Top operators: PFEIFER* W R, MONAHAN* REX FAMILY TRUST, and others.

Most recent well: FEHRINGER, operated by PFEIFER* W R — last updated March 2026.

PEBBLE field coverage

Counties the PEBBLE 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 — 13 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
FEHRINGER Logan 2026-03-18 PFEIFER* W R 05-075-08126
D MEIER Logan 2026-03-18 MARATHON OIL COMPANY 05-075-05000
MEIER Logan 2026-03-18 CLAYTON OIL CO 05-075-07321
ELENZ Logan 2026-03-18 BOVAIRD SUPPLY COMPANY 05-075-07306
W. RUHTER Logan 2026-03-18 OHIO OIL 05-075-07294
ELENZ Logan 2026-03-18 ROUNDS CO* DON M 05-075-07309
FEHRINGER Logan 1999-01-01 FRITZLER RESOURCES INC 05-075-09318
ELENZ Logan 1999-01-01 MONAHAN* REX FAMILY TRUST 05-075-07295
LADINE Logan 1998-07-25 WINSLOW RESOURCES INC 05-075-09323
LADINE Logan 1982-03-04 TXO PRODUCTION CORP 05-075-08962

Top Operators in the PEBBLE field by total wells

PFEIFER* W R3MONAHAN* REX FAMILY TRUST2FRITZLER RESOURCES INC1MARATHON OIL COMPANY1OHIO OIL1ROUNDS CO* DON M1TXO PRODUCTION CORP1BOVAIRD SUPPLY COMPANY1WINSLOW RESOURCES INC1CLAYTON OIL CO1

Operators: Pfeifer* W R, Monahan* Rex Family Trust, Fritzler Resources Inc, Marathon Oil Company, Ohio Oil, Rounds Co* Don M, Txo Production Corp, Bovaird Supply Company, Winslow Resources Inc, Clayton Oil Co.

Counties Intersected by the PEBBLE field

Logan13
Logan

Other Major Fields in Colorado most active by total wells

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