Oil and Gas Information logo
Home About

Dagmar Field Activity and Well Summary

Back to Montana Well Records

Total wells

4
Dagmar field

Drill activity

—
drill dates not in our copy of this source

The Dagmar oil & gas field in Montana contains 4 wells on file.

Top operators: Digital Operating Company LLC, Koch Exploration Company, and others.

Most recent well: Anderson 1-34, operated by Phillips Petroleum Company — last updated November 1981.

Dagmar field coverage

Counties the Dagmar 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 CountyGolden Valley CountyCarbon CountyToole CountyBlaine CountyJudith Basin CountyPowell CountyPark CountyRoosevelt CountyFallon CountyMcCone CountyStillwater CountyTeton CountyDawson CountyPowder River CountyGlacier CountyLake CountyHill CountyTreasure CountyMineral CountyYellowstone CountyJefferson CountyDeer Lodge CountyWheatland CountyRavalli CountyValley CountyPetroleum CountyPhillips CountyMissoula CountySheridan — 4 wellsDaniels CountyPrairie CountyMadison CountyBeaverhead County
< 44+4+4+4+

Recent wells

Well Name County Last activity Updates Operator API
Anderson 1-34 Sheridan 1981-11-15 Phillips Petroleum Company 25091214280000
Miller 3-33 Sheridan 1981-08-04 Koch Exploration Company 25091213690000
Miller 2 Sheridan 1977-03-22 Digital Operating Company LLC 25091211830000
Miller 1 Sheridan 1976-10-10 Digital Operating Company LLC 25091211740000

Top Operators in the Dagmar field by total wells

Digital Operating Company LLC2Koch Exploration Company1Phillips Petroleum Company1

Operators: Digital Operating Company Llc, Koch Exploration Company, Phillips Petroleum Company.

Counties Intersected by the Dagmar field

Sheridan4
Sheridan

Other Major Fields in Montana most active by total wells

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

  • Kevin-Sunburst · 3,580 wells
  • Cut Bank · 2,610 wells
  • Cedar Creek · 1,308 wells
  • Bowdoin · 977 wells
  • Elm Coulee · 937 wells
  • Tiger Ridge · 876 wells
  • Cx · 861 wells
  • Pondera · 626 wells
  • Bell Creek · 541 wells
  • Elm Coulee, Northeast · 470 wells

Browse Wells by State

  • Colorado Wells
  • Louisiana Wells
  • Montana Wells
  • New Mexico Wells
  • Ohio Wells
  • Oklahoma Wells
  • Pennsylvania Wells
  • Texas Wells
  • Utah Wells
  • Wyoming Wells

Oil & Gas Hub Cities

  • Houston, TX
  • Midland, TX
  • Odessa, TX
  • Fort Worth, TX
  • Dallas, TX
  • San Antonio, TX
  • Corpus Christi, TX
  • Tyler, TX
  • Longview, TX
  • Laredo, TX
  • Lafayette, LA
  • Shreveport, LA
  • Baton Rouge, LA
  • Lake Charles, LA
  • Houma, LA
  • New Orleans, LA

City links resolve to that city’s county/parish well activity page.

Browse by Geology

  • All US oil & gas basins
  • Where the data comes from
  • Search operators & companies

Oil and Gas Information

Copyright © 2026 Oil and Gas Information. All rights reserved.