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Prairie County, Montana Wells Summary

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Total wells

85
Prairie County

Most recent drilling

Jun 2005
~20 years ago

First on record

1927
records span 78 years

Activity status

Historic
no recent drilling

Prairie County contains 85 wells on file, with top operators including MMGL MT I, LLC and Shell Western E & P Inc..

Wells in Prairie span several oil & gas fields including Pine and Pine Gas.

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

County FIPS Code: 30079

Active drilling rigs · Baker Hughes snapshot, week of 2026-05-29

2 rigs across the state
0 in this county / area

By basin

  • 2 Williston

Drilling for

  • 2 Oil

Prairie County well density

Every dot is one well — small blue dots are historic wells; larger orange dots are wells with activity in the last 60 days.
85 wells plotted · 0 active in last 60 days

Basemap © OpenStreetMap contributors · well data © Oil and Gas Information · tiles served by DynamoMap

Top Operators in Prairie County by total wells

MMGL MT I, LLC22Shell Western E & P Inc.14Andrau, W. E.10Shell Oil Company6Denbury Onshore, LLC5Encore Operating LP5General American Oil Co Of Texas4Beer O. N. & John R.2Kathol Petroleum2Wolf Exploration2

Operators: Mmgl Mt I, Llc, Shell Western E & P Inc., Andrau, W. E., Shell Oil Company, Denbury Onshore, Llc, Encore Operating Lp, General American Oil Co Of Texas, Beer O. N. & John R., Kathol Petroleum, Wolf Exploration.

Top Oil & Gas Fields intersecting Prairie County

Pine41Pine Gas1

Fields: Pine, Pine Gas.

Top Counties in Montana most active by total wells

Compare Prairie against the other busiest counties in Montana:

  • Toole · 7,830 wells
  • Glacier · 3,257 wells
  • Fallon · 2,770 wells
  • Blaine · 2,709 wells
  • Phillips · 2,523 wells
  • Hill · 2,350 wells
  • Richland · 2,177 wells
  • Big Horn · 1,775 wells
  • Pondera · 1,469 wells
  • Musselshell · 1,386 wells
  • Roosevelt · 1,319 wells
  • Powder River · 1,289 wells

Recent wells

Well Name Last activity Updates Operator API
PINE UNIT #4 2026-03-18 Encore Operating LP 25079060930000
Federal 42-30C 2005-06-16 Encore Operating LP 25079210440000
North Pine 41-31CH 2003-02-18 MMGL MT I, LLC 25079210430000
Unit 11X-13BH 2002-09-18 MMGL MT I, LLC 25079210300000
Unit 33-13BH 2002-09-07 MMGL MT I, LLC 25079050090000
N. Pine Unit 31XX-11BH 2002-06-09 MMGL MT I, LLC 25079210400000
N. Pine Unit 33X-32CH 2002-04-18 MMGL MT I, LLC 25079210420000
N. Pine Unit 12X-32CH 2002-02-17 MMGL MT I, LLC 25079210390000
Unit 23-29CH WI 2001-12-21 MMGL MT I, LLC 25079050330000
Unit 32X-32CH WI 2001-11-26 MMGL MT I, LLC 25079050890000

Surface Ownership Records:

Need detailed 2026 surface ownership information for Prairie County that includes the parcel gis? GIS Parcel Data Coverage For Prairie County Montana
Download Prairie County Parcel GIS

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