Black Diamond Oil
Operator of record for 247 catalogued wells across 4 states. Every well below links to its full registry page.
Filed as: BLACK DIAMOND OIL COMPANY · Black Diamond Oil Co. · Black Diamond Oil Company · Black Diamond Oil, Inc.
At a glance
Black Diamond Oil is the operator of record for 247 catalogued U.S. oil & gas wells in 4 states. 1 (0.4%) are active, 213 (86%) plugged & abandoned and 1 flagged as orphaned. Its largest concentration is in Kansas, with 244 wells (99% of its portfolio).
Wells operated
247
Active
1
Plugged
213
Orphaned
1
Portfolio by state
| State | Wells |
|---|---|
| Kansas | 244 |
| Arkansas | 1 |
| California | 1 |
| Oklahoma | 1 |
Well mix
- Oil wells
- 96
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 0%
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Claim your operator profileWhere does Black Diamond Oil operate?
Black Diamond Oil's catalogued wells are spread across 4 states: Kansas (244), Arkansas (1), California (1) and Oklahoma (1). Its 244 Kansas wells are 0.1% 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 Black Diamond Oil’s wells are active, plugged or orphaned?
0.4% of Black Diamond Oil's catalogued wells are active, 28 percentage points below the national share of 29%. 86% are plugged & abandoned, against 47% nationally. 1 wells filed under this name are flagged as orphaned — unplugged, with no operator able to plug them.
What kinds of wells does Black Diamond Oil operate?
By product class, 96 (39%) 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 Nollette 1 in Logan, KS at 4,750 ft. The wells listed below sit in Logan (KS), Thomas (KS), Sheridan (KS) and Ness (KS). State filings spell the name 4 ways; WellCensus merges exact-normalized spellings only, so subsidiaries and affiliates keep their own pages.
Notable wells operated by Black Diamond Oil
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Nollette 1 | 15-109-20733 | Plugged & abandoned | Other type | Logan, KS | Black Diamond Oil, Inc. | 4,750 ft |
| Hubert 1 | 15-109-20685 | Plugged & abandoned | Other type | Logan, KS | Black Diamond Oil, Inc. | 4,740 ft |
| Boeger Twin 1 | 15-193-20486 | Plugged & abandoned | Oil | Thomas, KS | Black Diamond Oil, Inc. | 4,686 ft |
| James 1 | 15-193-20706 | Plugged & abandoned | Other type | Thomas, KS | Black Diamond Oil, Inc. | 4,685 ft |
| Hays 2 | 15-179-21053 | Other status | Other type | Sheridan, KS | Black Diamond Oil, Inc. | 4,650 ft |
| Hays 1 | 15-179-21050 | Plugged & abandoned | Other type | Sheridan, KS | Black Diamond Oil, Inc. | 4,600 ft |
| Mishler 1 | 15-135-25026 | Plugged & abandoned | Other type | Ness, KS | Black Diamond Oil, Inc. | 4,550 ft |
| Giess 1 | 15-135-23084 | Plugged & abandoned | Other type | Ness, KS | Black Diamond Oil, Inc. | 4,540 ft |
| Thornburg 'B' 1 | 15-135-21553 | Plugged & abandoned | Oil | Ness, KS | Black Diamond Oil, Inc. | 4,525 ft |
| Wisehart 1 | 15-135-23576 | Plugged & abandoned | Other type | Ness, KS | Black Diamond Oil, Inc. | 4,516 ft |
| Allen 1 | 15-135-23482 | Plugged & abandoned | Oil | Ness, KS | Black Diamond Oil, Inc. | 4,499 ft |
| Weeks 1 | 15-135-23483 | Plugged & abandoned | Oil | Ness, KS | Black Diamond Oil, Inc. | 4,465 ft |
Deepest first where depth is published. See all 247 wells →
Frequently asked questions
How many wells does Black Diamond Oil operate?
Black Diamond Oil is the operator of record for 247 catalogued oil & gas wells, with the largest concentration in Kansas (244). Only wells in states WellCensus has ingested are counted.
How many of Black Diamond Oil's wells are still active?
1 of Black Diamond Oil's catalogued wells are active; 213 are plugged & abandoned and 1 are flagged as orphaned.
In which states does Black Diamond Oil operate wells?
Black Diamond Oil is the operator of record for wells in Kansas (244), Arkansas (1), California (1) and Oklahoma (1).
Does Black Diamond Oil operate mostly oil or gas wells?
96 of Black Diamond Oil's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Black Diamond Oil's deepest well?
Among wells with a published depth, Nollette 1 in Logan, KS is the deepest at 4,750 ft.
Where Black Diamond 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, “Black Diamond Oil — well portfolio”, https://wellcensus.com/operators/black-diamond-oil-14560 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).