Black Diamond Energy
Operator of record for 395 catalogued wells across 3 states. Every well below links to its full registry page.
Filed as: BLACK DIAMOND ENERGY INC · BLACK DIAMOND ENERGY, LLC · Black Diamond Energy
At a glance
Black Diamond Energy is the operator of record for 395 catalogued U.S. oil & gas wells in 3 states. None is listed as active, 370 (94%) are plugged & abandoned and 6 flagged as orphaned. Its largest concentration is in Wyoming, with 384 wells (97% of its portfolio).
Wells operated
395
Active
0
Plugged
370
Orphaned
6
Portfolio by state
| State | Wells |
|---|---|
| Wyoming | 384 |
| Illinois | 10 |
| Louisiana | 1 |
Well mix
- Oil wells
- 7
- Gas wells
- 365
- Shut-in
- 2
- Active share
- 0%
Is this your company?
Claim Black Diamond Energy to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Black Diamond Energy operate?
Black Diamond Energy's catalogued wells are spread across 3 states: Wyoming (384), Illinois (10) and Louisiana (1). Its 384 Wyoming wells are 0.3% of the 129,957 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 Black Diamond Energy’s wells are active, plugged or orphaned?
0% of Black Diamond Energy's catalogued wells are active, 29 percentage points below the national share of 29%. 94% are plugged & abandoned, against 47% nationally. 2 wells (0.5%) are shut-in — unplugged but idle. 6 wells filed under this name are flagged as orphaned — unplugged, with no operator able to plug them.
What kinds of wells does Black Diamond Energy operate?
By product class, 7 (2%) are oil wells and 365 (92%) gas wells; nationally the shares are 43% and 17%. The deepest of its wells with a published depth is Ferdinand Brasseaux 001 in St Landry, LA at 9,238 ft. The wells listed below sit in St Landry (LA), Wayne (IL), Clay (IL) and Johnson (WY). State filings spell the name 3 ways; WellCensus merges exact-normalized spellings only, so subsidiaries and affiliates keep their own pages.
Notable wells operated by Black Diamond Energy
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Ferdinand Brasseaux 001 | 17-097-21040 | Plugged & abandoned | Other type | St Landry, LA | Black Diamond Energy, LLC | 9,238 ft |
| Gill, R. C-1 | 12-191-31102 | Plugged & abandoned | Oil | Wayne, IL | Black Diamond Energy | 3,849 ft |
| Hosselton 1 | 12-191-31220 | Plugged & abandoned | Oil | Wayne, IL | Black Diamond Energy | 3,780 ft |
| Wells, Mary 1 | 12-191-31352 | Plugged & abandoned | Oil | Wayne, IL | Black Diamond Energy | 3,778 ft |
| Gill 1 | 12-191-31014 | Plugged & abandoned | Oil | Wayne, IL | Black Diamond Energy | 3,640 ft |
| Cailteux, D. 1 | 12-025-26716 | Plugged & abandoned | Oil | Clay, IL | Black Diamond Energy | 3,520 ft |
| Cailteux, D. 2 | 12-025-27688 | Plugged & abandoned | Oil | Clay, IL | Black Diamond Energy | 3,320 ft |
| Deem 1-A | 12-191-01337 | Plugged & abandoned | Other type | Wayne, IL | Black Diamond Energy | 3,229 ft |
| Cailteux, D. 1-B | 12-025-27859 | Plugged & abandoned | Oil | Clay, IL | Black Diamond Energy | 2,832 ft |
| State 23-16-5279 | 49-019-25339 | Plugged & abandoned | Gas | Johnson, WY | Black Diamond Energy Inc | 2,768 ft |
| State 41-16-5279 | 49-019-25440 | Plugged & abandoned | Gas | Johnson, WY | Black Diamond Energy Inc | 2,680 ft |
| State 21-16-5279 | 49-019-25338 | Plugged & abandoned | Gas | Johnson, WY | Black Diamond Energy Inc | 2,641 ft |
Deepest first where depth is published. See all 395 wells →
Frequently asked questions
How many wells does Black Diamond Energy operate?
Black Diamond Energy is the operator of record for 395 catalogued oil & gas wells, with the largest concentration in Wyoming (384). Only wells in states WellCensus has ingested are counted.
How many of Black Diamond Energy's wells are still active?
0 of Black Diamond Energy's catalogued wells are active; 370 are plugged & abandoned and 6 are flagged as orphaned.
In which states does Black Diamond Energy operate wells?
Black Diamond Energy is the operator of record for wells in Wyoming (384), Illinois (10) and Louisiana (1).
Does Black Diamond Energy operate mostly oil or gas wells?
7 of Black Diamond Energy's catalogued wells are oil wells and 365 are gas wells; the rest are injection, service or unclassified wells.
What is Black Diamond Energy's deepest well?
Among wells with a published depth, Ferdinand Brasseaux 001 in St Landry, LA is the deepest at 9,238 ft.
Where Black Diamond Energy'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, “Black Diamond Energy — well portfolio”, https://wellcensus.com/operators/black-diamond-energy-7932 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).