Lewis & Clark Exploration
Operator of record for 46 catalogued wells across 2 states. Every well below links to its full registry page.
Filed as: LEWIS & CLARK EXPLORATION · LEWIS & CLARK EXPLORATION COMPANY
At a glance
Lewis & Clark Exploration is the operator of record for 46 catalogued U.S. oil & gas wells in 2 states. None is listed as active, 45 (98%) are plugged & abandoned. Its largest concentration is in Wyoming, with 26 wells (57% of its portfolio).
Wells operated
46
Active
0
Plugged
45
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Wyoming | 26 |
| Colorado | 20 |
Well mix
- Oil wells
- 29
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 0%
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Claim your operator profileWhere does Lewis & Clark Exploration operate?
Lewis & Clark Exploration's catalogued wells are spread across 2 states: Wyoming (26) and Colorado (20). Its 26 Wyoming wells are 0.0% 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 Lewis & Clark Exploration’s wells are active, plugged or orphaned?
0% of Lewis & Clark Exploration's catalogued wells are active, 29 percentage points below the national share of 29%. 98% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Lewis & Clark Exploration operate?
By product class, 29 (63%) 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 Hiawatha-Govt 1 in Niobrara, WY at 7,766 ft. The wells listed below sit in Niobrara (WY), Adams (CO), Arapahoe (CO) and Cheyenne (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 Lewis & Clark Exploration
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Hiawatha-Govt 1 | 49-027-05792 | Plugged & abandoned | Oil | Niobrara, WY | Lewis & Clark Exploration | 7,766 ft |
| 27-11 Up-Amoco-Linnebur | 05-001-08660 | Plugged & abandoned | Other type | Adams, CO | Lewis & Clark Exploration Company | 6,650 ft |
| 19-9 Up-Amco-Cowell | 05-001-08662 | Plugged & abandoned | Other type | Adams, CO | Lewis & Clark Exploration Company | 6,350 ft |
| 5-12 Up-Amoco-Koepke | 05-005-06906 | Plugged & abandoned | Other type | Arapahoe, CO | Lewis & Clark Exploration Company | 6,350 ft |
| 9-4 Up-Amoco-Hanks | 05-005-06907 | Plugged & abandoned | Other type | Arapahoe, CO | Lewis & Clark Exploration Company | 6,250 ft |
| 1-Rdd Champlin-Larsen | 05-017-06247 | Plugged & abandoned | Oil | Cheyenne, CO | Lewis & Clark Exploration Company | 5,744 ft |
| 2 Daykin | 05-017-06261 | Plugged & abandoned | Other type | Cheyenne, CO | Lewis & Clark Exploration Company | 5,660 ft |
| 1 Lowe-Gillette | 05-017-06330 | Plugged & abandoned | Other type | Cheyenne, CO | Lewis & Clark Exploration Company | 5,650 ft |
| 24-13 Lowe | 05-017-06485 | Plugged & abandoned | Other type | Cheyenne, CO | Lewis & Clark Exploration Company | 5,650 ft |
| 22-8 Dawson | 05-017-06484 | Plugged & abandoned | Other type | Cheyenne, CO | Lewis & Clark Exploration Company | 5,650 ft |
| 2-16 Laura Lowe | 05-017-06404 | Plugged & abandoned | Other type | Cheyenne, CO | Lewis & Clark Exploration Company | 5,555 ft |
| 16-16 Schaefer - State | 05-017-06362 | Plugged & abandoned | Other type | Cheyenne, CO | Lewis & Clark Exploration Company | 5,506 ft |
Deepest first where depth is published. See all 46 wells →
Frequently asked questions
How many wells does Lewis & Clark Exploration operate?
Lewis & Clark Exploration is the operator of record for 46 catalogued oil & gas wells, with the largest concentration in Wyoming (26). Only wells in states WellCensus has ingested are counted.
How many of Lewis & Clark Exploration's wells are still active?
0 of Lewis & Clark Exploration's catalogued wells are active; 45 are plugged & abandoned.
In which states does Lewis & Clark Exploration operate wells?
Lewis & Clark Exploration is the operator of record for wells in Wyoming (26) and Colorado (20).
Does Lewis & Clark Exploration operate mostly oil or gas wells?
29 of Lewis & Clark Exploration's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Lewis & Clark Exploration's deepest well?
Among wells with a published depth, Hiawatha-Govt 1 in Niobrara, WY is the deepest at 7,766 ft.
Where Lewis & Clark Exploration'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, “Lewis & Clark Exploration — well portfolio”, https://wellcensus.com/operators/lewis-clark-exploration-2866 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).