Venango County, Pennsylvania Wells Summary
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Total wells
Most recent drilling
First on record
Activity status
Venango County contains 33,925 wells on file, with top operators including QUAKER STATE CORP and PA DEP OFC OIL & GAS MGMT.
Most recent well on record: WEYMOUTH-MACKEY WM-5, operated by WITCO CORP — last updated March 2026.
County FIPS Code: 42121
Active drilling rigs · Baker Hughes snapshot, week of 2026-05-29
By basin
- 16 Marcellus
- 1 Utica
Drilling for
- 17 Gas
Venango 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.
20,104 wells plotted ·
0 active in last 60 days
Basemap © OpenStreetMap contributors · well data © Oil and Gas Information · tiles served by DynamoMap
Top Operators in Venango County by total wells
Operators: Quaker State Corp, Pa Dep Ofc Oil & Gas Mgmt, Petro Tech Inc, Unknown Opr, Ows Energy Llc, Pa Gen Energy Corp, Pennzoil Prod Co, North Amer Oil & Gas Drilling Co Inc, Timberline Energy Inc, Return Oil Corp.
Top Counties in Pennsylvania most active by total wells
Compare Venango against the other busiest counties in Pennsylvania:
- McKean · 53,645 wells
- Warren · 34,622 wells
- Indiana · 16,495 wells
- Armstrong · 12,471 wells
- Forest · 12,317 wells
- Washington · 10,774 wells
- Westmoreland · 10,329 wells
- Jefferson · 9,004 wells
- Greene · 8,447 wells
- Clarion · 7,918 wells
- Clearfield · 7,315 wells
- Elk · 7,261 wells
Recent wells
| Well Name | Last activity | Updates | Operator | API |
|---|---|---|---|---|
| WEYMOUTH-MACKEY WM-5 | 2026-03-18 | WITCO CORP | 121-30593 | |
| WHITMAN W2 | 2026-03-18 | WOCO OIL CO | 121-23721 | |
| WHITMAN W4 | 2026-03-18 | WOCO OIL CO | 121-23723 | |
| WEYMOUTH-MACKEY WM-4 | 2026-03-18 | WITCO CORP | 121-30592 | |
| DEWEY 6 | 2026-03-18 | YANKEE EXPLORATION INC | 121-38435 | |
| WHITMAN W3 | 2026-03-18 | WOCO OIL CO | 121-23722 | |
| WEYMOUTH-MACKEY WM-3 | 2026-03-18 | WITCO CORP | 121-30591 | |
| HAZLETT W2 | 2026-03-18 | WOCO OIL CO | 121-23725 | |
| BYERS 1W | 2026-03-18 | WITCO CORP | 121-23415 | |
| LAMB 5W | 2026-03-18 | WITCO CORP | 121-23409 |
Surface Ownership Records: