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Monroe County, Ohio Wells Summary

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Total wells

10,826
Monroe County

Drill activity

—
drill dates not in our copy of this source

Monroe County contains 10,826 wells on file, with top operators including GRAYMARR LLC and G-R CONTRACTING INC.

Most recent well on record: Christman 03U, operated by Apex Energy Operating III, LLC — last updated June 2026.

County FIPS Code: 39111

Active drilling rigs · Baker Hughes snapshot, week of 2026-07-02

11 rigs across the state
1 in this area

By basin

  • 11 Utica

Drilling for

  • 10 Gas
  • 1 Oil

Monroe 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.
10,826 wells plotted · 4 active in last 60 days

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

Top Operators in Monroe County by total wells

GRAYMARR LLC403G-R CONTRACTING INC264STEVENS OIL & GAS LLC185Expand Operating LLC172GULFPORT APPALACHIA LLC129HOWELLS OIL & GAS121NORTHWOOD ENERGY CORP105INR OHIO LLC102Ozark Oil LLC95DIVERSIFIED PRODUCTION LLC88

Operators: Graymarr Llc, G-R Contracting Inc, Stevens Oil & Gas Llc, Expand Operating Llc, Gulfport Appalachia Llc, Howells Oil & Gas, Northwood Energy Corp, Inr Ohio Llc, Ozark Oil Llc, Diversified Production Llc.

Top Counties in Ohio most active by total wells

Compare Monroe against the other busiest counties in Ohio:

  • WASHINGTON · 15,533 wells
  • PERRY · 11,610 wells
  • MUSKINGUM · 10,451 wells
  • LICKING · 9,362 wells
  • COSHOCTON · 8,119 wells
  • NOBLE · 8,070 wells
  • MORGAN · 8,029 wells
  • HANCOCK · 7,712 wells
  • HOLMES · 7,080 wells
  • WAYNE · 6,937 wells
  • KNOX · 6,853 wells
  • MEDINA · 6,729 wells

Recent wells

Well Name Last activity Updates Operator API
Christman 03U 2026-06-30 Apex Energy Operating III, LLC 34111250390000
Christman 01U 2026-06-30 Apex Energy Operating III, LLC 34111250380000
Christman 05U 2026-06-30 Apex Energy Operating III, LLC 34111250410000
Christman 04M 2026-06-30 Apex Energy Operating III, LLC 34111250400000
ZWICK 2 2026-05-04 Scotty Armstrong 34111658360000
ZWICK 4 2026-05-04 Scotty Armstrong 34111658380000
ZWICK 1 2026-05-04 Scotty Armstrong 34111658350000
KENDALL 1 2026-05-04 Scotty Armstrong 34111658330000
ZWICK 3 2026-05-04 Scotty Armstrong 34111658370000
CARROLL 1 2026-05-04 Scotty Armstrong 34111658340000

Surface Ownership Records:

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

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