Centurian Oil
Operator of record for 14 catalogued wells across 1 state. Every well below links to its full registry page.
At a glance
Centurian Oil is the operator of record for 14 catalogued U.S. oil & gas wells in 1 state. 1 (7%) are active, 13 (93%) plugged & abandoned. Its largest concentration is in Illinois, with 14 wells (100% of its portfolio).
Wells operated
14
Active
1
Plugged
13
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Illinois | 14 |
Well mix
- Oil wells
- 7
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 7%
Is this your company?
Claim Centurian Oil to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Centurian Oil operate?
Centurian Oil's catalogued wells are spread across 1 state: Illinois (14). Its 14 Illinois wells are 0.0% of the 174,478 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 Centurian Oil’s wells are active, plugged or orphaned?
7% of Centurian Oil's catalogued wells are active, 22 percentage points below the national share of 29%. 93% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Centurian Oil operate?
By product class, 7 (50%) 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 Roby 5 in Macon, IL at 2,075 ft. The wells listed below sit in Macon (IL), Christian (IL) and Sangamon (IL).
Notable wells operated by Centurian Oil
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Roby 5 | 12-115-00842 | Plugged & abandoned | Oil | Macon, IL | Centurian Oil, Inc. | 2,075 ft |
| Roby 4 | 12-115-00839 | Plugged & abandoned | Oil | Macon, IL | Centurian Oil, Inc. | 2,054 ft |
| Roby 2 | 12-115-00706 | Active | Oil | Macon, IL | Centurian Oil, Inc. | 2,046 ft |
| Roby 6 | 12-115-00843 | Plugged & abandoned | Oil | Macon, IL | Centurian Oil, Inc. | 2,044 ft |
| Roby 3 | 12-115-00840 | Plugged & abandoned | Oil | Macon, IL | Centurian Oil, Inc. | 2,030 ft |
| Roby 7 | 12-115-00855 | Plugged & abandoned | Other type | Macon, IL | Centurian Oil, Inc. | 1,984 ft |
| Hodge, C.S. 1 | 12-021-02401 | Plugged & abandoned | Other type | Christian, IL | Centurian Oil, Inc. | 1,848 ft |
| Smith, Rainer 2 | 12-021-02277 | Plugged & abandoned | Other type | Christian, IL | Centurian Oil, Inc. | 1,776 ft |
| Chandler, Charles Heirs 1 | 12-167-00840 | Plugged & abandoned | Other type | Sangamon, IL | Centurian Oil, Inc. | 1,690 ft |
| Meyer 1 | 12-167-01269 | Plugged & abandoned | Other type | Sangamon, IL | Centurian Oil, Inc. | 1,681 ft |
| Rentschler 2 | 12-167-01268 | Plugged & abandoned | Other type | Sangamon, IL | Centurian Oil, Inc. | 1,669 ft |
| Chandler Heirs 2-A | 12-167-01240 | Plugged & abandoned | Other type | Sangamon, IL | Centurian Oil, Inc. | 1,631 ft |
Deepest first where depth is published. See all 14 wells →
Frequently asked questions
How many wells does Centurian Oil operate?
Centurian Oil is the operator of record for 14 catalogued oil & gas wells, with the largest concentration in Illinois (14). Only wells in states WellCensus has ingested are counted.
How many of Centurian Oil's wells are still active?
1 of Centurian Oil's catalogued wells are active; 13 are plugged & abandoned.
In which states does Centurian Oil operate wells?
Centurian Oil is the operator of record for wells in Illinois (14).
Does Centurian Oil operate mostly oil or gas wells?
7 of Centurian Oil's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Centurian Oil's deepest well?
Among wells with a published depth, Roby 5 in Macon, IL is the deepest at 2,075 ft.
Where Centurian 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, “Centurian Oil — well portfolio”, https://wellcensus.com/operators/centurian-oil-92175 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).