Ladmer Jack G
Operator of record for 19 catalogued wells across 2 states. Every well below links to its full registry page.
Filed as: LADMER JACK G · LADMER* JACK G.
At a glance
Ladmer Jack G is the operator of record for 19 catalogued U.S. oil & gas wells in 2 states. None is listed as active, 19 (100%) are plugged & abandoned. Its largest concentration is in Colorado, with 18 wells (95% of its portfolio).
Wells operated
19
Active
0
Plugged
19
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Colorado | 18 |
| Wyoming | 1 |
Well mix
- Oil wells
- 2
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 0%
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Claim your operator profileWhere does Ladmer Jack G operate?
Ladmer Jack G's catalogued wells are spread across 2 states: Colorado (18) and Wyoming (1). Its 18 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 Ladmer Jack G’s wells are active, plugged or orphaned?
0% of Ladmer Jack G'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 Ladmer Jack G operate?
By product class, 2 (11%) 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 1a Uhl in Weld, CO at 6,375 ft. The wells listed below sit in Weld (CO), Morgan (CO), Adams (CO), Logan (CO), Weston (WY) and Washington (CO). State filings spell the name 2 ways; WellCensus merges exact-normalized spellings only, so subsidiaries and affiliates keep their own pages.
Notable wells operated by Ladmer Jack G
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| 1a Uhl | 05-123-08546 | Plugged & abandoned | Other type | Weld, CO | Ladmer* Jack G. | 6,375 ft |
| 1 Messenger | 05-087-05591 | Plugged & abandoned | Other type | Morgan, CO | Ladmer* Jack G. | 6,017 ft |
| 1 Gov | 05-087-09183 | Plugged & abandoned | Other type | Morgan, CO | Ladmer* Jack G. | 5,930 ft |
| 1 Coordes, Hans | 05-001-05523 | Plugged & abandoned | Oil | Adams, CO | Ladmer* Jack G. | 5,861 ft |
| 2 State | 05-123-07771 | Plugged & abandoned | Other type | Weld, CO | Ladmer* Jack G. | 5,646 ft |
| 1 Yeger | 05-087-05846 | Plugged & abandoned | Other type | Morgan, CO | Ladmer* Jack G. | 5,610 ft |
| 1 Fehringer | 05-075-08474 | Plugged & abandoned | Other type | Logan, CO | Ladmer* Jack G. | 5,476 ft |
| Barton 1 | 49-045-05860 | Plugged & abandoned | Oil | Weston, WY | Ladmer Jack G | 5,400 ft |
| 1 Uprr-Fraser Farms | 05-121-05032 | Plugged & abandoned | Other type | Washington, CO | Ladmer* Jack G. | 5,360 ft |
| 1 Phillips | 05-075-08434 | Plugged & abandoned | Other type | Logan, CO | Ladmer* Jack G. | 5,087 ft |
| 1 Kenneth A. Spears | 05-121-40027 | Plugged & abandoned | Other type | Washington, CO | Ladmer* Jack G. | 5,040 ft |
| 1 State | 05-075-08151 | Plugged & abandoned | Other type | Logan, CO | Ladmer* Jack G. | 4,934 ft |
Deepest first where depth is published. See all 19 wells →
Frequently asked questions
How many wells does Ladmer Jack G operate?
Ladmer Jack G is the operator of record for 19 catalogued oil & gas wells, with the largest concentration in Colorado (18). Only wells in states WellCensus has ingested are counted.
How many of Ladmer Jack G's wells are still active?
0 of Ladmer Jack G's catalogued wells are active; 19 are plugged & abandoned.
In which states does Ladmer Jack G operate wells?
Ladmer Jack G is the operator of record for wells in Colorado (18) and Wyoming (1).
Does Ladmer Jack G operate mostly oil or gas wells?
2 of Ladmer Jack G's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Ladmer Jack G's deepest well?
Among wells with a published depth, 1a Uhl in Weld, CO is the deepest at 6,375 ft.
Where Ladmer Jack G'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, “Ladmer Jack G — well portfolio”, https://wellcensus.com/operators/ladmer-jack-g-6667 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).