Annex Oil
Operator of record for 18 catalogued wells across 1 state. Every well below links to its full registry page.
Wells operated
18
Active
0
Plugged
14
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Michigan | 18 |
Well mix
- Oil wells
- 0
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 0%
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Claim your operator profileNotable wells operated by Annex Oil
| Well | API # | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Sponseller, R 2 | 21-059-22297 | Plugged & abandoned | Other type | Hillsdale, MI | Annex Oil Corp | 4,125 ft |
| Sponseller, Robert 3-A | 21-059-25064 | Plugged & abandoned | Other type | Hillsdale, MI | Annex Oil Corp | 4,120 ft |
| Sponseller, R 4 | 21-059-23357 | Plugged & abandoned | Other type | Hillsdale, MI | Annex Oil Corp | 4,117 ft |
| Sponseller, Robert 5 | 21-059-27093 | Plugged & abandoned | Other type | Hillsdale, MI | Annex Oil Corp | 4,101 ft |
| Sponseller, R 1 | 21-059-22180 | Plugged & abandoned | Other type | Hillsdale, MI | Annex Oil Corp | 4,087 ft |
| Arno, George Jr. 1 | 21-059-39938 | Plugged & abandoned | Other type | Hillsdale, MI | Annex Oil Corp | 4,070 ft |
| Lyons, Theon 4 | 21-059-38254 | Plugged & abandoned | Other type | Hillsdale, MI | Annex Oil Corp | 4,060 ft |
| Williams, James E 1 | 21-059-36745 | Plugged & abandoned | Other type | Hillsdale, MI | Annex Oil Corp | 4,006 ft |
| Lyons, Theon 2 | 21-059-37040 | Plugged & abandoned | Other type | Hillsdale, MI | Annex Oil Corp | 4,003 ft |
| Lyons, Theon 3 | 21-059-37070 | Plugged & abandoned | Other type | Hillsdale, MI | Annex Oil Corp | 4,000 ft |
| Sword Merlin 1 | 21-059-36863 | Plugged & abandoned | Other type | Hillsdale, MI | Annex Oil Corp | 3,907 ft |
| Lyons, Theon 1 | 21-059-36211 | Plugged & abandoned | Other type | Hillsdale, MI | Annex Oil Corp | 3,896 ft |
Deepest first where depth is published; find any well via search.
Frequently asked questions
How many wells does Annex Oil operate?
Annex Oil is the operator of record for 18 catalogued oil & gas wells, with the largest concentration in Michigan (18). Only wells in states WellCensus has ingested are counted.
How many of Annex Oil's wells are still active?
0 of Annex Oil's catalogued wells are active; 14 are plugged & abandoned.
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).