Tatonka Oil
Operator of record for 148 catalogued wells across 1 state. Every well below links to its full registry page.
At a glance
Tatonka Oil is the operator of record for 148 catalogued U.S. oil & gas wells in 1 state. 143 (97%) are active, 3 (2%) plugged & abandoned. Its largest concentration is in Pennsylvania, with 148 wells (100% of its portfolio).
Wells operated
148
Active
143
Plugged
3
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Pennsylvania | 148 |
Well mix
- Oil wells
- 76
- Gas wells
- 72
- Shut-in
- 0
- Active share
- 97%
Is this your company?
Claim Tatonka Oil to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Tatonka Oil operate?
Tatonka Oil's catalogued wells are spread across 1 state: Pennsylvania (148). Its 148 Pennsylvania wells are 0.1% of the 224,189 catalogued in that state — its largest share of any state. Counts cover only states whose registries WellCensus has ingested with operator names; wells in Nebraska and Texas (location indexes) and in states without a registry ingest are not yet attributed to any operator.
How many of Tatonka Oil’s wells are active, plugged or orphaned?
97% of Tatonka Oil's catalogued wells are active, 68 percentage points above the national share of 29%. 2% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Tatonka Oil operate?
By product class, 76 (51%) are oil wells and 72 (49%) gas wells; nationally the shares are 43% and 17%. The wells listed below sit in Warren (PA) and Forest (PA).
Notable wells operated by Tatonka Oil
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Seneca 5221 6 | 37-123-43141 | Active | Oil | Warren, PA | Tatonka Oil Co LLC | — |
| Dale 13 | 37-123-44369 | Active | Gas | Warren, PA | Tatonka Oil Co LLC | — |
| Greg 13 | 37-123-42139 | Active | Gas | Warren, PA | Tatonka Oil Co LLC | — |
| Sanford 13 | 37-123-42828 | Active | Oil | Warren, PA | Tatonka Oil Co LLC | — |
| Seneca 5230 2 | 37-123-42825 | Active | Oil | Warren, PA | Tatonka Oil Co LLC | — |
| Seneca 5221 3 | 37-123-42830 | Active | Oil | Warren, PA | Tatonka Oil Co LLC | — |
| Morgan 6 | 37-123-46040 | Active | Oil | Warren, PA | Tatonka Oil Co LLC | — |
| Mark 13 | 37-123-42906 | Active | Gas | Warren, PA | Tatonka Oil Co LLC | — |
| Blondie 13 | 37-123-42540 | Active | Gas | Warren, PA | Tatonka Oil Co LLC | — |
| Collins 4 | 37-123-45404 | Active | Oil | Warren, PA | Tatonka Oil Co LLC | — |
| Chappel 3a | 37-123-05213 | Active | Oil | Warren, PA | Tatonka Oil Co LLC | — |
| Malinda 13 | 37-053-27991 | Active | Gas | Forest, PA | Tatonka Oil Co LLC | — |
Deepest first where depth is published. See all 148 wells →
Frequently asked questions
How many wells does Tatonka Oil operate?
Tatonka Oil is the operator of record for 148 catalogued oil & gas wells, with the largest concentration in Pennsylvania (148). Only wells in states WellCensus has ingested are counted.
How many of Tatonka Oil's wells are still active?
143 of Tatonka Oil's catalogued wells are active; 3 are plugged & abandoned.
In which states does Tatonka Oil operate wells?
Tatonka Oil is the operator of record for wells in Pennsylvania (148).
Does Tatonka Oil operate mostly oil or gas wells?
76 of Tatonka Oil's catalogued wells are oil wells and 72 are gas wells; the rest are injection, service or unclassified wells.
Where Tatonka Oil's wells are
About this data
Source: State oil & gas regulator registries (operator of record as filed, exact-normalized across states) plus the USGS United States Documented Orphaned Well Database (2026), as published October 10, 2026 — WellCensus refreshes it monthly. See the methodology for how records are matched, cleaned and scored.
Cite as: WellCensus, “Tatonka Oil — well portfolio”, https://wellcensus.com/operators/tatonka-oil-72359 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).