Oil & gas wells in Jefferson County, PA
8,046 catalogued wells in Jefferson County, Pennsylvania, from the state regulator registry and the federal orphaned-well inventory.
Dataset updated . Derived from public data sources.
At a glance
Jefferson County, Pennsylvania has 8,046 catalogued oil & gas wells: 4,530 active (56%), 1,226 plugged & abandoned (15%) and 908 documented orphans. It ranks 10th of the 37 Pennsylvania counties WellCensus profiles by well count and holds 4% of the state's 224,189 catalogued wells.
Catalogued wells
8,046
Active
4,530
Plugged
1,226
Documented orphans
908
What is the status of oil and gas wells in Jefferson County?
56% of Jefferson County's wells are active, 11 percentage points above the Pennsylvania share of 45%. 15% are plugged & abandoned, against 25% statewide and 47% nationally. 908 wells (11%) are documented orphans with no operator able to plug them, compared with 12% across Pennsylvania and 4% nationally. The remaining 1,382 carry status codes outside those classes, such as permitted or cancelled locations.
What kinds of wells are in Jefferson County?
By product class, 591 of the county's wells (7%) are oil wells, 7,027 (87%) gas wells and 42 (0.5%) injection wells. Statewide the oil share is 37% and the gas share 51%. 100% of the county's wells carry coordinates and appear on the map.
How does Jefferson County compare with other Pennsylvania counties?
Jefferson County has the 10th-most catalogued wells of the 37 Pennsylvania counties with at least 25. The median Pennsylvania county on WellCensus has 4,066 wells. The largest, McKean County, has 38,160. By documented orphans it ranks 9th in Pennsylvania.
Who operates wells in Jefferson County?
412 distinct operators of record are linked to wells in Jefferson County. 100% of the county's wells carry a link to a canonical operator profile; the rest list no operator or a name not yet resolved. Each well's page names its operator where the state publishes one.
Wells in Jefferson County
🔒 Create a free account to export CSV| Well | API # / state ID | Status | Type | Operator |
|---|---|---|---|---|
| Copenhaver 5 | 37-065-26108 | Active | Gas | Pa Mineral Svcs LLC |
| Laura Miller 2 | 37-065-26127 | Active | Gas | Diversified Prod LLC |
| Sulger Farms 38383 38383 | 37-065-26137 | Active | Gas | Diversified Prod LLC |
| Brownlee Brothers 2 | 37-065-26966 | Active | Oil | Bls Oil & Gas LLC |
| Du3 6 1h | 37-065-26927 | Active | Gas | Diversified Prod LLC |
| Edward Jekielek 1 | 37-065-24632 | Active | Gas | Diversified Prod LLC |
| Shay Vallosio 2 | 37-065-24681 | Active | Oil | Redmill Drilling |
| C & K Coal 19 62jef | 37-065-24371 | Other status | Oil | Texas Keystone Inc |
| C & K Coal 22-76jef | 37-065-24374 | Active | Oil | Diversified Prod LLC |
| Randon L Raybuck 2-120 | 37-065-24391 | Active | Gas | Redmill Drilling |
| M Reitz 38014 | 37-065-25349 | Active | Gas | Diversified Prod LLC |
| Norman C Kalgren 1 29 | 37-065-25364 | Active | Gas | Vec Energy LLC |
| Dickey 3 | 37-065-24396 | Active | Oil | Diversified Prod LLC |
| C & K Coal 40-70jef | 37-065-24397 | Active | Oil | Diversified Prod LLC |
| H Smith 2 | 37-065-26157 | Other status | Gas | Devonian Resources Inc |
| Fee St Forest 38460 | 37-065-26199 | Orphaned | Gas | Diversified Prod LLC |
| Fee Pa Sgl 54 38464 | 37-065-26203 | Other status | Gas | Seneca Resources Co LLC |
| Fee Pa Sgl 54 38468 | 37-065-26207 | Other status | Gas | Seneca Resources Co LLC |
| Matson 7 38492 | 37-065-26224 | Active | Gas | Diversified Prod LLC |
| Howard Hawk 4 | 37-065-24230 | Active | Gas | Fairman Corp |
| William Barr 2-103 | 37-065-24261 | Active | Oil | Vec Energy LLC |
| Michael Smith 1 116 | 37-065-24264 | Active | Oil | Vec Energy LLC |
| Laird Powell 3 | 37-065-24276 | Active | Gas | Diversified Prod LLC |
| Johns 10 | 37-065-24275 | Active | Oil | Diversified Prod LLC |
| Burkett 7 | 37-065-24722 | Active | Oil | Diversified Prod LLC |
A sample of the county’s wells — every catalogued well has its own page. Browse all 8,046 in search → (filter by operator, status and type, then export), or find a specific well on the live map.
Frequently asked questions
How many oil and gas wells are in Jefferson County, PA?
Jefferson County, Pennsylvania has 8,046 catalogued oil & gas wells: 4,530 active, 1,226 plugged and 908 documented orphans.
How many orphaned wells are in Jefferson County?
908 wells in Jefferson County, Pennsylvania are documented orphans — unplugged with no solvent operator of record, the 9th-highest count among Pennsylvania counties.
What share of wells in Jefferson County are plugged?
1,226 of Jefferson County's 8,046 catalogued wells (15%) are plugged & abandoned, compared with 25% across Pennsylvania.
Which Pennsylvania county has the most oil and gas wells?
McKean County has the most catalogued wells of any Pennsylvania county on WellCensus (38,160); Jefferson County ranks 10th with 8,046.
How many companies operate wells in Jefferson County?
412 distinct operators of record are linked to catalogued wells in Jefferson County, Pennsylvania.
Nearby in the Pennsylvania rankings
About this data
Source: Pennsylvania DEP well registry, plus the USGS United States Documented Orphaned Well Database (2026, doi 10.5066/P13FHBYG), as published October 10, 2026 — WellCensus refreshes it monthly. See the methodology for how records are matched, cleaned and scored.
Cite as: WellCensus, “Oil & gas wells in Jefferson County, Pennsylvania”, https://wellcensus.com/wells/pennsylvania/jefferson (data as of October 10, 2026).