Mahoning County, Ohio Wells Summary
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Total wells
Drill activity
Mahoning County contains 4,179 wells on file, with top operators including OWS ACQUISITION CO LLC and ERIC PETROLEUM CORP.
Most recent well on record: THOMAS C. ALLSOPP # 1, operated by OWS ACQUISITION CO LLC — last updated March 2026.
County FIPS Code: 39099
Active drilling rigs · Baker Hughes snapshot, week of 2026-05-29
By basin
- 11 Utica
Drilling for
- 10 Gas
- 1 Oil
Mahoning 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.
4,179 wells plotted ·
0 active in last 60 days
Basemap © OpenStreetMap contributors · well data © Oil and Gas Information · tiles served by DynamoMap
Top Operators in Mahoning County by total wells
Operators: Ows Acquisition Co Llc, Eric Petroleum Corp, Everflow Eastern Partners Lp, Dorfman Production Company, Diversified Production Llc, Ohio Valley Energy Systems Corp, Bocor Holdings, Llc, United Petroleum Corp, Cobra Resources Llc, Vanguard Oil & Gas Llc.
Top Counties in Ohio most active by total wells
Compare Mahoning against the other busiest counties in Ohio:
Recent wells
| Well Name | Last activity | Updates | Operator | API |
|---|---|---|---|---|
| THOMAS C. ALLSOPP # 1 | 2026-03-18 | OWS ACQUISITION CO LLC | 34099217330000 | |
| CENTRAL WASTE 16 | 2026-03-18 | BELDEN & BLAKE CORPORATION | 34099217690000 | |
| PATMOS INC. # 1 | 2026-03-18 | KST OIL & GAS CO INC | 34099217010000 | |
| DAVID KRAMER # 1 | 2026-03-18 | OWS ACQUISITION CO LLC | 34099217320000 | |
| R. & J. RHODES # 2-341406 | 2026-03-18 | COBRA RESOURCES LLC | 34099217530000 | |
| R. & A. BLASIMAN ET AL # 1-341423 | 2026-03-18 | COBRA RESOURCES LLC | 34099217680000 | |
| SCHISLER # 2 | 2026-03-18 | VANGUARD OIL & GAS LLC | 34099216850000 | |
| R. BROWN UNIT # 1 | 2026-03-18 | QUALITY OIL & GAS CORP | 34099217000000 | |
| SMITH-CLEGG # 2 | 2026-03-18 | ERIC PETROLEUM CORP | 34099217160000 | |
| GARY E. FANSLER # 1 | 2026-03-18 | OWS ACQUISITION CO LLC | 34099217310000 |
Surface Ownership Records: