Dewey County, Oklahoma Wells Summary

Back to Oklahoma Well Records

Total wells

3,940
Dewey County

Drill activity

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drill dates not in our copy of this source

Dewey County contains 3,940 wells on file, with top operators including MEWBOURNE OIL COMPANY and DIVERSIFIED PRODUCTION LLC.

Most recent well on record: Buck 14-23 BM, operated by MEWBOURNE OIL COMPANY — last updated April 2026.

County FIPS Code: 40043

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

44 rigs across the state
0 in this county / area

By basin

  • 21 Cana Woodford
  • 15 Granite Wash
  • 5 Other
  • 2 Ardmore Woodford
  • 1 Arkoma Woodford

Drilling for

  • 43 Oil
  • 1 Gas

Location in Oklahoma

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Top Operators in Dewey County by total wells

MEWBOURNE OIL COMPANY144DIVERSIFIED PRODUCTION LLC138JMA ENERGY COMPANY LLC117COMANCHE EXPLORATION CO LLC77DUNCAN OIL PROPERTIES INC62LATIGO PETROLEUM LLC56DEVON ENERGY PRODUCTION COMPANY LP56CRAWLEY PETROLEUM CORPORATION55ENCINO OPERATING LLC53GREAT HORNED OWLS, LLC51

Operators: Mewbourne Oil Company, Diversified Production Llc, Jma Energy Company Llc, Comanche Exploration Co Llc, Duncan Oil Properties Inc, Latigo Petroleum Llc, Devon Energy Production Company Lp, Crawley Petroleum Corporation, Encino Operating Llc, Great Horned Owls, Llc.

Top Counties in Oklahoma most active by total wells

Compare Dewey against the other busiest counties in Oklahoma:

Recent wells

Well Name Last activity Updates Operator API
Buck 14-23 BM 2026-04-20 MEWBOURNE OIL COMPANY 3504300091
Peggy Jane 2026-04-20 VALPOINT OPERATING LLC 3504300090
Nelson 2026-04-20 VALPOINT OPERATING LLC 3504300089
SAYLOR 2026-03-18 HARDING & SHELTON INC 3504322100
SCHOMP 2026-03-18 OKLAHOMA OIL TACTICS INC 3504322085
REESE ELSIE 2026-03-18 BRACKEN EXPLORATION COMPANY 3504322099
LON MCKEE 2026-03-18 PACIFIC ENTERPRISES ROYALTY CO 3504322060
COMMISSIONERS 2026-03-18 ARVINE PIPE & SUPPLY CO INC 3504322023
CLARK JOHNNIE 2026-03-18 AVALANCHE OIL & GAS LLC 3504322039
ALTON 2026-03-18 UNIT PETROLEUM COMPANY 3504322059

Surface Ownership Records:

Need detailed 2026 surface ownership information for Dewey County that includes the parcel gis? GIS Parcel Data Coverage For Dewey County Oklahoma