Pine Field Activity and Well Summary

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Total wells

295
Pine field

Drill activity

—
drill dates not in our copy of this source

The Pine oil & gas field in Montana contains 295 wells on file.

Top operators: MMGL MT I, LLC, Shell Oil Company, and others.

Most recent well: PINE UNIT #4, operated by Encore Operating LP — last updated March 2026.

Pine field coverage

Counties the Pine field intersects.

Musselshell CountyChouteau CountyMeagher CountyRosebud CountySweet Grass CountyLewis and Clark CountyPondera CountyGarfield CountyCarter CountyGallatin CountyLiberty CountySilver Bow CountyCascade CountyFlathead CountyFergus CountyBroadwater CountyBig Horn CountySanders CountyLincoln CountyGranite CountyCuster CountyRichland CountyWibaux — 199 wellsGolden Valley CountyCarbon CountyToole CountyBlaine CountyJudith Basin CountyPowell CountyPark CountyRoosevelt CountyFallon — 28 wellsMcCone CountyStillwater CountyTeton CountyDawson — 27 wellsPowder River CountyGlacier CountyLake CountyHill CountyTreasure CountyMineral CountyYellowstone CountyJefferson CountyDeer Lodge CountyWheatland CountyRavalli CountyValley CountyPetroleum CountyPhillips CountyMissoula CountySheridan CountyDaniels CountyPrairie — 41 wellsMadison CountyBeaverhead County
< 2727+28+41+199+

Recent wells

Well Name County Last activity Updates Operator API
PINE UNIT #4 Prairie 2026-03-18 Encore Operating LP 25079060930000
Unit 13X-15A Wibaux 2014-05-21 MMGL MT I, LLC 25109211990000
Unit 24-19 Wibaux 2013-05-31 MMGL MT I, LLC 25109211860000
South Pine Unit 33-30 Wibaux 2013-05-15 MMGL MT I, LLC 25109211870000
Unit 22-33 Wibaux 2013-05-02 MMGL MT I, LLC 25109211850000
Unit 44X-09A Wibaux 2013-04-15 MMGL MT I, LLC 25109211890000
Unit 31-05A Wibaux 2013-04-10 MMGL MT I, LLC 25109211840000
Unit 24X-15A Wibaux 2012-11-17 MMGL MT I, LLC 25109211810000
South Pine Unit 23X-22A Wibaux 2012-11-09 MMGL MT I, LLC 25109211830000
Unit 43-03AH Wibaux 2006-12-30 MMGL MT I, LLC 25109211590000

Top Operators in the Pine field by total wells

MMGL MT I, LLC200Shell Oil Company31Shell Western E & P Inc.31Encore Operating LP15Denbury Onshore, LLC9Mon-Dak Utilities Co. & Fidelity Gas Co.4Jurassic Resources Development NA LLC1Eastern Montana Oil & Gas Co.1Johns & Hagen1Capital Energy1

Operators: Mmgl Mt I, Llc, Shell Oil Company, Shell Western E & P Inc., Encore Operating Lp, Denbury Onshore, Llc, Mon-Dak Utilities Co. & Fidelity Gas Co., Jurassic Resources Development Na Llc, Eastern Montana Oil & Gas Co., Johns & Hagen, Capital Energy.

Counties Intersected by the Pine field

Wibaux199Prairie41Fallon28Dawson27
Wibaux
Prairie
Fallon
Dawson

Other Major Fields in Montana most active by total wells

Compare the Pine field against the other busiest oil and gas fields in Montana: