McKean County, Pennsylvania Wells Summary
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Total wells
Last 12 months
Prior 12 months
Year-over-year
McKean County contains 53,645 wells on file, with top operators including PENNZOIL PROD CO and QUAKER STATE CORP.
Most recent well on record: Well 083-57944, operated by PA DEP OFC OIL & GAS MGMT — last updated May 2026.
Active drilling rigs · Baker Hughes snapshot, week of 2026-05-29
By basin
- 16 Marcellus
- 1 Utica
Drilling for
- 17 Gas
McKean 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.
38,105 wells plotted ·
19 active in last 60 days
Basemap © OpenStreetMap contributors · well data © Oil and Gas Information · tiles served by DynamoMap
Top Operators in McKean County by total wells
Operators: Pennzoil Prod Co, Quaker State Corp, Pa Dep Ofc Oil & Gas Mgmt, Minard Run Oil Co, Witco Corp, Pennhills Resources Llc, Richard B Herzog, Bull Run Resources Llc, Msl Oil & Gas Corp, Snyder Bros Inc.
Top Counties in Pennsylvania most active by total wells
Compare McKean against the other busiest counties in Pennsylvania:
- Warren · 34,622 wells
- Venango · 33,925 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 |
|---|---|---|---|---|
| Well 083-57944 | 2026-05-19 | PA DEP OFC OIL & GAS MGMT | 083-57944 | |
| Well 083-57947 | 2026-05-19 | PA DEP OFC OIL & GAS MGMT | 083-57947 | |
| Well 083-57948 | 2026-05-19 | PA DEP OFC OIL & GAS MGMT | 083-57948 | |
| Well 083-57945 | 2026-05-19 | PA DEP OFC OIL & GAS MGMT | 083-57945 | |
| Well 083-57943 | 2026-05-19 | PA DEP OFC OIL & GAS MGMT | 083-57943 | |
| Well 083-57946 | 2026-05-19 | PA DEP OFC OIL & GAS MGMT | 083-57946 | |
| Well 083-57934 | 2026-04-20 | UNKNOWN OPR | 083-57934 | |
| Well 083-57930 | 2026-04-20 | UNKNOWN OPR | 083-57930 | |
| Well 083-57938 | 2026-04-20 | UNKNOWN OPR | 083-57938 | |
| Well 083-57937 | 2026-04-20 | UNKNOWN OPR | 083-57937 |
Surface Ownership Records:
