Senkow Walter
Operator of record for 81 catalogued wells across 2 states. Every well below links to its full registry page.
Filed as: SENKOW WALTER · SENKOW, WALTER
At a glance
Senkow Walter is the operator of record for 81 catalogued U.S. oil & gas wells in 2 states. 23 (28%) are active, 34 (42%) plugged & abandoned and 6 flagged as orphaned. Its largest concentration is in Kentucky, with 74 wells (91% of its portfolio).
Wells operated
81
Active
23
Plugged
34
Orphaned
6
Portfolio by state
| State | Wells |
|---|---|
| Kentucky | 74 |
| Michigan | 7 |
Well mix
- Oil wells
- 36
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 28%
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Claim your operator profileWhere does Senkow Walter operate?
Senkow Walter's catalogued wells are spread across 2 states: Kentucky (74) and Michigan (7). Its 74 Kentucky wells are 0.0% of the 201,022 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 Senkow Walter’s wells are active, plugged or orphaned?
28% of Senkow Walter's catalogued wells are active, close to the national share of 29%. 42% are plugged & abandoned, against 47% nationally. 6 wells filed under this name are flagged as orphaned — unplugged, with no operator able to plug them.
What kinds of wells does Senkow Walter operate?
By product class, 36 (44%) are oil wells and 0 (0%) gas wells; nationally the shares are 43% and 17%. The deepest of its wells with a published depth is Westenfelder, L E 1 in Newaygo, MI at 2,868 ft. The wells listed below sit in Newaygo (MI), Barren (KY) and Kalamazoo (MI). State filings spell the name 2 ways; WellCensus merges exact-normalized spellings only, so subsidiaries and affiliates keep their own pages.
Notable wells operated by Senkow Walter
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Westenfelder, L E 1 | 21-123-21692 | Other status | Other type | Newaygo, MI | Senkow Walter | 2,868 ft |
| Throop, R. E. 1 | 21-123-21730 | Other status | Other type | Newaygo, MI | Senkow Walter | 2,825 ft |
| Drzewicki, Frank 1 | 21-123-22248 | Other status | Other type | Newaygo, MI | Senkow Walter | 2,242 ft |
| Peets, William And Hazel 1 | 21-123-21790 | Other status | Other type | Newaygo, MI | Senkow Walter | 2,239 ft |
| Peets, William 2 | 21-123-21867 | Other status | Other type | Newaygo, MI | Senkow Walter | 2,233 ft |
| Bailey, J E 1 | KGS record 1963 | Plugged & abandoned | Other type | Barren, KY | Senkow, Walter | 1,577 ft |
| Sartin 1 | KGS record 2181 | Plugged & abandoned | Other type | Barren, KY | Senkow, Walter | 1,534 ft |
| Ordiway, Edward And Ruby 1 | 21-077-20602 | Other status | Other type | Kalamazoo, MI | Senkow Walter | 1,312 ft |
| Deal, Kirk & Goble, Edith 1 | 21-077-20505 | Other status | Other type | Kalamazoo, MI | Senkow Walter | 1,311 ft |
| Reed 1 | KGS record 2042344 | Plugged & abandoned | Other type | Barren, KY | Senkow, Walter | 745 ft |
| Christy, L 1 | KGS record 66100 | Plugged & abandoned | Other type | Barren, KY | Senkow, Walter | 631 ft |
| Spencer, A B 1 | KGS record 2001177 | Plugged & abandoned | Other type | Barren, KY | Senkow, Walter | 521 ft |
Deepest first where depth is published. See all 81 wells →
Frequently asked questions
How many wells does Senkow Walter operate?
Senkow Walter is the operator of record for 81 catalogued oil & gas wells, with the largest concentration in Kentucky (74). Only wells in states WellCensus has ingested are counted.
How many of Senkow Walter's wells are still active?
23 of Senkow Walter's catalogued wells are active; 34 are plugged & abandoned and 6 are flagged as orphaned.
In which states does Senkow Walter operate wells?
Senkow Walter is the operator of record for wells in Kentucky (74) and Michigan (7).
Does Senkow Walter operate mostly oil or gas wells?
36 of Senkow Walter's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Senkow Walter's deepest well?
Among wells with a published depth, Westenfelder, L E 1 in Newaygo, MI is the deepest at 2,868 ft.
Where Senkow Walter'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, “Senkow Walter — well portfolio”, https://wellcensus.com/operators/senkow-walter-67527 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).