Hallar Fred C
Operator of record for 3 catalogued wells across 1 state. Every well below links to its full registry page.
At a glance
Hallar Fred C is the operator of record for 3 catalogued U.S. oil & gas wells in 1 state. None is listed as active, 3 (100%) are plugged & abandoned. Its largest concentration is in Colorado, with 3 wells (100% of its portfolio).
Wells operated
3
Active
0
Plugged
3
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Colorado | 3 |
Well mix
- Oil wells
- 0
- Gas wells
- 3
- Shut-in
- 0
- Active share
- 0%
Is this your company?
Claim Hallar Fred C to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Hallar Fred C operate?
Hallar Fred C's catalogued wells are spread across 1 state: Colorado (3). Its 3 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 Hallar Fred C’s wells are active, plugged or orphaned?
0% of Hallar Fred C's catalogued wells are active, 29 percentage points below the national share of 29%. 100% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Hallar Fred C operate?
By product class, 0 (0%) are oil wells and 3 (100%) gas wells; nationally the shares are 43% and 17%. The deepest of its wells with a published depth is 2 Stephanson in Montezuma, CO at 783 ft.
Notable wells operated by Hallar Fred C
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| 2 Stephanson | 05-083-05225 | Plugged & abandoned | Gas | Montezuma, CO | Hallar* Fred C | 783 ft |
| 1 Stephanson | 05-083-05214 | Plugged & abandoned | Gas | Montezuma, CO | Hallar* Fred C | 745 ft |
| 3 Haller | 05-083-05223 | Plugged & abandoned | Gas | Montezuma, CO | Hallar* Fred C | 721 ft |
Deepest first where depth is published. See all 3 wells →
Frequently asked questions
How many wells does Hallar Fred C operate?
Hallar Fred C is the operator of record for 3 catalogued oil & gas wells, with the largest concentration in Colorado (3). Only wells in states WellCensus has ingested are counted.
How many of Hallar Fred C's wells are still active?
0 of Hallar Fred C's catalogued wells are active; 3 are plugged & abandoned.
In which states does Hallar Fred C operate wells?
Hallar Fred C is the operator of record for wells in Colorado (3).
Does Hallar Fred C operate mostly oil or gas wells?
0 of Hallar Fred C's catalogued wells are oil wells and 3 are gas wells; the rest are injection, service or unclassified wells.
What is Hallar Fred C's deepest well?
Among wells with a published depth, 2 Stephanson in Montezuma, CO is the deepest at 783 ft.
Where Hallar Fred C'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, “Hallar Fred C — well portfolio”, https://wellcensus.com/operators/hallar-fred-c-17598 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).