Ptarmigan
Operator of record for 8 catalogued wells across 1 state. Every well below links to its full registry page.
At a glance
Ptarmigan is the operator of record for 8 catalogued U.S. oil & gas wells in 1 state. None is listed as active, 3 (38%) are plugged & abandoned and 3 flagged as orphaned. Its largest concentration is in Kansas, with 8 wells (100% of its portfolio).
Wells operated
8
Active
0
Plugged
3
Orphaned
3
Portfolio by state
| State | Wells |
|---|---|
| Kansas | 8 |
Well mix
- Oil wells
- 1
- Gas wells
- 4
- Shut-in
- 0
- Active share
- 0%
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Claim Ptarmigan to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Ptarmigan operate?
Ptarmigan's catalogued wells are spread across 1 state: Kansas (8). Its 8 Kansas wells are 0.0% of the 473,140 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 Ptarmigan’s wells are active, plugged or orphaned?
0% of Ptarmigan's catalogued wells are active, 29 percentage points below the national share of 29%. 38% are plugged & abandoned, against 47% nationally. 3 wells filed under this name are flagged as orphaned — unplugged, with no operator able to plug them.
What kinds of wells does Ptarmigan operate?
By product class, 1 (13%) are oil wells and 4 (50%) gas wells; nationally the shares are 43% and 17%. The deepest of its wells with a published depth is Woodward 2-23 in Osage, KS at 1,650 ft. The wells listed below sit in Osage (KS) and Leavenworth (KS).
Notable wells operated by Ptarmigan
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Woodward 2-23 | 15-139-20055 | Plugged & abandoned | Oil | Osage, KS | Ptarmigan Inc | 1,650 ft |
| Diefendorf 1-29 | 15-103-20612 | Orphaned | Gas | Leavenworth, KS | Ptarmigan Inc | 1,535 ft |
| Forge W 2 | 15-103-20362 | Orphaned | Gas | Leavenworth, KS | Ptarmigan Inc | 1,451 ft |
| Diefendorf 2-29 | 15-103-20624 | Plugged & abandoned | Gas | Leavenworth, KS | Ptarmigan Inc | 1,450 ft |
| Henry Hund 16 | 15-103-21239 | Other status | Other type | Leavenworth, KS | Ptarmigan Inc | 1,400 ft |
| Jones Alvin R 5 | 15-103-20854 | Orphaned | Gas | Leavenworth, KS | Ptarmigan Inc | 1,392 ft |
| Henry Hund 13 | 15-103-20958 | Other status | Other type | Leavenworth, KS | Ptarmigan Inc | 1,389 ft |
| Forge W 1 | 15-103-20296 | Plugged & abandoned | Other type | Leavenworth, KS | Ptarmigan Inc | 1,354 ft |
Deepest first where depth is published. See all 8 wells →
Frequently asked questions
How many wells does Ptarmigan operate?
Ptarmigan is the operator of record for 8 catalogued oil & gas wells, with the largest concentration in Kansas (8). Only wells in states WellCensus has ingested are counted.
How many of Ptarmigan's wells are still active?
0 of Ptarmigan's catalogued wells are active; 3 are plugged & abandoned and 3 are flagged as orphaned.
In which states does Ptarmigan operate wells?
Ptarmigan is the operator of record for wells in Kansas (8).
Does Ptarmigan operate mostly oil or gas wells?
1 of Ptarmigan's catalogued wells are oil wells and 4 are gas wells; the rest are injection, service or unclassified wells.
What is Ptarmigan's deepest well?
Among wells with a published depth, Woodward 2-23 in Osage, KS is the deepest at 1,650 ft.
Where Ptarmigan'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, “Ptarmigan — well portfolio”, https://wellcensus.com/operators/ptarmigan-86801 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).