Harlan Drilling
Operator of record for 14 catalogued wells across 1 state. Every well below links to its full registry page.
At a glance
Harlan Drilling is the operator of record for 14 catalogued U.S. oil & gas wells in 1 state. None is listed as active, 10 (71%) are plugged & abandoned. Its largest concentration is in Colorado, with 14 wells (100% of its portfolio).
Wells operated
14
Active
0
Plugged
10
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Colorado | 14 |
Well mix
- Oil wells
- 0
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 0%
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Claim Harlan Drilling to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Harlan Drilling operate?
Harlan Drilling's catalogued wells are spread across 1 state: Colorado (14). Its 14 Colorado wells are 0.0% of the 124,327 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 Harlan Drilling’s wells are active, plugged or orphaned?
0% of Harlan Drilling's catalogued wells are active, 29 percentage points below the national share of 29%. 71% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Harlan Drilling operate?
By product class, 0 (0%) 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 1 Federal in Montezuma, CO at 1,826 ft.
Notable wells operated by Harlan Drilling
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| 1 Federal | 05-083-06027 | Plugged & abandoned | Other type | Montezuma, CO | Harlan Drilling Co | 1,826 ft |
| 1 Potts | 05-083-06084 | Plugged & abandoned | Other type | Montezuma, CO | Harlan Drilling Co | 1,190 ft |
| 2 Potts | 05-083-06255 | Plugged & abandoned | Other type | Montezuma, CO | Harlan Drilling Co | 1,145 ft |
| 3 Vernon Ellis | 05-083-06088 | Plugged & abandoned | Other type | Montezuma, CO | Harlan Drilling Co | 1,010 ft |
| 1-A Ellis | 05-083-06085 | Plugged & abandoned | Other type | Montezuma, CO | Harlan Drilling Co | 1,010 ft |
| 10 Ellis | 05-083-06125 | Plugged & abandoned | Other type | Montezuma, CO | Harlan Drilling Co | 968 ft |
| 9 Ellis | 05-083-06124 | Plugged & abandoned | Other type | Montezuma, CO | Harlan Drilling Co | 968 ft |
| 1 Sheek | 05-083-06095 | Plugged & abandoned | Other type | Montezuma, CO | Harlan Drilling Co | 915 ft |
| 1 Oaks | 05-083-06116 | Plugged & abandoned | Other type | Montezuma, CO | Harlan Drilling Co | — |
| 12 Ellis | 05-083-06163 | Plugged & abandoned | Other type | Montezuma, CO | Harlan Drilling Co | — |
| 4 Graf Flb | 05-083-06303 | Other status | Other type | Montezuma, CO | Harlan Drilling Co | — |
| 7 Graf - Flb | 05-083-06306 | Other status | Other type | Montezuma, CO | Harlan Drilling Co | — |
Deepest first where depth is published. See all 14 wells →
Frequently asked questions
How many wells does Harlan Drilling operate?
Harlan Drilling is the operator of record for 14 catalogued oil & gas wells, with the largest concentration in Colorado (14). Only wells in states WellCensus has ingested are counted.
How many of Harlan Drilling's wells are still active?
0 of Harlan Drilling's catalogued wells are active; 10 are plugged & abandoned.
In which states does Harlan Drilling operate wells?
Harlan Drilling is the operator of record for wells in Colorado (14).
Does Harlan Drilling operate mostly oil or gas wells?
0 of Harlan Drilling's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Harlan Drilling's deepest well?
Among wells with a published depth, 1 Federal in Montezuma, CO is the deepest at 1,826 ft.
Where Harlan Drilling'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, “Harlan Drilling — well portfolio”, https://wellcensus.com/operators/harlan-drilling-2914 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).