Seneca County, Ohio Wells Summary
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Total wells
Drill activity
Seneca County contains 1,584 wells on file, with top operators including A S ENERGY and FRANTZ ENTERPRISES LTD..
Most recent well on record: Risenburg 1, operated by NIESET LAWRENCE & CHRISTOPHER — 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
Seneca 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.
1,584 wells plotted ·
0 active in last 60 days
Basemap © OpenStreetMap contributors · well data © Oil and Gas Information · tiles served by DynamoMap
Top Operators in Seneca County by total wells
Operators: A S Energy, Frantz Enterprises Ltd., Dever Lavon B, Landowner Grant Program 2005, Landowner Grant Program 2006, Franklin Gas & Oil Co Llc, Dietrich Drilling Co, Charlebois Energy Prod In, Second Oil Ltd, Inland Drilling Co Inc.
Top Counties in Ohio most active by total wells
Compare Seneca against the other busiest counties in Ohio:
Recent wells
| Well Name | Last activity | Updates | Operator | API |
|---|---|---|---|---|
| Risenburg 1 | 2026-03-18 | NIESET LAWRENCE & CHRISTOPHER | 34147200430000 | |
| DUNDORE 1 | 2026-03-18 | PARK JOHN A | 34147200690000 | |
| SHAULL G A & W A 1 | 2026-03-18 | FRANTZ ENTERPRISES LTD. | 34147201160000 | |
| OAKLEAF GLENN H 1 | 2026-03-18 | GUARDIAN MANAGEMENT INC | 34147201180000 | |
| SHAULL G A & W A 2-A | 2026-03-18 | FRANTZ ENTERPRISES LTD. | 34147201380000 | |
| SHAULL GEORGE A & WILLIS A 3 | 2026-03-18 | FRANTZ ENTERPRISES LTD. | 34147201600000 | |
| HOPFINGER H I ET AL 1 | 2026-03-18 | ASHLAND EXPLORATION INC | 34147201610000 | |
| SHAULL GEORGE A & WILLIS A 4 | 2026-03-18 | FRANTZ ENTERPRISES LTD. | 34147201620000 | |
| HEISER | 2026-03-18 | FRANTZ ENTERPRISES LTD. | 34147202000000 | |
| HEISER | 2026-03-18 | FRANTZ ENTERPRISES LTD. | 34147202040000 |
Surface Ownership Records:
