Mercer County, Ohio Wells Summary
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Total wells
Drill activity
Mercer County contains 885 wells on file, with top operators including T B PLUGGING CO and ROWAN DRILLING.
Most recent well on record: MERCER CO ENGINEERS 1, operated by LANDOWNER GRANT PROGRAM 2006 — last updated March 2026.
Active drilling rigs · Baker Hughes snapshot, week of 2026-05-29
By basin
- 11 Utica
Drilling for
- 10 Gas
- 1 Oil
Mercer 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.
885 wells plotted ·
6 active in last 60 days
Basemap © OpenStreetMap contributors · well data © Oil and Gas Information · tiles served by DynamoMap
Top Operators in Mercer County by total wells
Operators: T B Plugging Co, Rowan Drilling, Buckeye Oil Producing Co, Jerry Moore Inc, Pioneer Drilling Co, Huwer Drilling, West Ohio Gas Co, Landowner Grant Program 2006, Jones Walter Construction, Agco Corporation.
Top Counties in Ohio most active by total wells
Compare Mercer against the other busiest counties in Ohio:
Recent wells
| Well Name | Last activity | Updates | Operator | API |
|---|---|---|---|---|
| MERCER CO ENGINEERS 1 | 2026-03-18 | LANDOWNER GRANT PROGRAM 2006 | 34107605320000 | |
| KAHLIG 1 | 2026-03-18 | KAHLIG LAND DEVELOPMENT INC | 34107605460000 | |
| POST JERRY 1 | 2026-03-18 | POST GERALD | 34107606190000 | |
| Robert Huwer 1 | 2026-03-18 | 34107606410000 | ||
| Robert Huwer 2 | 2026-03-18 | 34107606420000 | ||
| Robert Huwer 3 | 2026-03-18 | 34107606430000 | ||
| Robert Huwer 4 | 2026-03-18 | 34107606440000 | ||
| DAUGHERTY HERSCHEL C. | 2026-03-18 | DUBLIN CORP THE | 34107201420000 | |
| KUNKLER H. P. & T. C. | 2026-03-18 | WEST OHIO GAS CO | 34107201480000 | |
| HARTKE RICHARD | 2026-03-18 | WEST OHIO GAS CO | 34107201490000 |
Surface Ownership Records:
