Armstrong County, Pennsylvania Wells Summary
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Total wells
Last 12 months
Prior 12 months
Year-over-year
Armstrong County contains 12,471 wells on file, with top operators including DIVERSIFIED PROD LLC and SNYDER BROS INC.
Most recent well on record: Well 005-31562, operated by SNYDER BROS INC — last updated April 2026.
Active drilling rigs · Baker Hughes snapshot, week of 2026-05-29
By basin
- 16 Marcellus
- 1 Utica
Drilling for
- 17 Gas
Armstrong 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.
11,953 wells plotted ·
3 active in last 60 days
Basemap © OpenStreetMap contributors · well data © Oil and Gas Information · tiles served by DynamoMap
Top Operators in Armstrong County by total wells
Operators: Diversified Prod Llc, Snyder Bros Inc, Vec Energy Llc, Us Energy Exploration Corp, Kriebel Natural Gas Co Llc, Eqt Prod Co, Pa Mineral Svcs Llc, Mds Energy Dev Llc, Kriebel Minerals Inc, Dannic Energy Corp.
Top Counties in Pennsylvania most active by total wells
Compare Armstrong against the other busiest counties in Pennsylvania:
- McKean · 53,645 wells
- Warren · 34,622 wells
- Venango · 33,925 wells
- Indiana · 16,495 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 005-31562 | 2026-04-20 | SNYDER BROS INC | 005-31562 | |
| Well 005-31564 | 2026-04-20 | SNYDER BROS INC | 005-31564 | |
| Well 005-31563 | 2026-04-20 | SNYDER BROS INC | 005-31563 | |
| TERRY BOWSER A UNIT 7H | 2026-03-18 | XTO ENERGY INC | 005-31121 | |
| RALPH MYERS 2H | 2026-03-18 | XTO ENERGY INC | 005-31351 | |
| HELVETIA COAL MINING COMPANY 12 | 2026-03-18 | XTO ENERGY INC | 005-30344 | |
| HELVETIA COAL MINING COMPANY 10 | 2026-03-18 | XTO ENERGY INC | 005-30343 | |
| OESTERLING UNIT A 1H | 2026-03-18 | XTO ENERGY INC | 005-31088 | |
| OESTERLING 8514H | 2026-03-18 | XTO ENERGY INC | 005-30687 | |
| TERRY BOWSER A UNIT 7H | 2026-03-18 | XTO ENERGY INC | 005-31248 |
Surface Ownership Records:
