Simcoe
Operator of record for 3,787 catalogued wells across 2 states. Every well below links to its full registry page.
At a glance
Simcoe is the operator of record for 3,787 catalogued U.S. oil & gas wells in 2 states. 3,566 (94%) are active, 93 (2%) plugged & abandoned and 10 flagged as orphaned. Its largest concentration is in New Mexico, with 2,398 wells (63% of its portfolio).
Wells operated
3,787
Active
3,566
Plugged
93
Orphaned
10
Portfolio by state
| State | Wells |
|---|---|
| New Mexico | 2,398 |
| Colorado | 1,389 |
Well mix
- Oil wells
- 2
- Gas wells
- 3,717
- Shut-in
- 70
- Active share
- 94%
Is this your company?
Claim Simcoe to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Simcoe operate?
Simcoe's catalogued wells are spread across 2 states: New Mexico (2,398) and Colorado (1,389). Its 2,398 New Mexico wells are 2% of the 141,088 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 Simcoe’s wells are active, plugged or orphaned?
94% of Simcoe's catalogued wells are active, 65 percentage points above the national share of 29%. 2% are plugged & abandoned, against 47% nationally. 70 wells (2%) are shut-in — unplugged but idle. 10 wells filed under this name are flagged as orphaned — unplugged, with no operator able to plug them.
What kinds of wells does Simcoe operate?
By product class, 2 (0.1%) are oil wells and 3,717 (98%) gas wells; nationally the shares are 43% and 17%. The deepest of its wells with a published depth is Northeast Blanco Unit 605 #002h in San Juan, NM at 19,310 ft. The wells listed below sit in San Juan (NM) and La Plata (CO).
Notable wells operated by Simcoe
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Northeast Blanco Unit 605 #002h | 30-045-35857 | Active | Gas | San Juan, NM | Simcoe LLC | 19,310 ft |
| Northeast Blanco Unit 602 #001h | 30-045-35775 | Active | Gas | San Juan, NM | Simcoe LLC | 17,517 ft |
| Northeast Blanco Unit 604 #001h | 30-045-35793 | Active | Gas | San Juan, NM | Simcoe LLC | 17,390 ft |
| Northeast Blanco Unit 604 #003h | 30-045-35829 | Active | Gas | San Juan, NM | Simcoe LLC | 17,389 ft |
| Northeast Blanco Unit 604 #002h | 30-045-35794 | Active | Gas | San Juan, NM | Simcoe LLC | 17,193 ft |
| Northeast Blanco Unit 605 #001h | 30-045-35851 | Active | Gas | San Juan, NM | Simcoe LLC | 12,473 ft |
| 5-2 Tiffany | 05-067-10028 | Active | Oil | La Plata, CO | Simcoe LLC | 10,651 ft |
| 2-3 Tiffany | 05-067-09989 | Active | Gas | La Plata, CO | Simcoe LLC | 10,475 ft |
| 2-5 Tiffany | 05-067-09984 | Active | Gas | La Plata, CO | Simcoe LLC | 10,403 ft |
| 5-3 Tiffany | 05-067-10027 | Active | Gas | La Plata, CO | Simcoe LLC | 10,215 ft |
| 4-3 Tiffany | 05-067-10005 | Active | Gas | La Plata, CO | Simcoe LLC | 10,165 ft |
| 2-2 Tiffany | 05-067-09990 | Active | Gas | La Plata, CO | Simcoe LLC | 9,822 ft |
Deepest first where depth is published. See all 3,787 wells →
Frequently asked questions
How many wells does Simcoe operate?
Simcoe is the operator of record for 3,787 catalogued oil & gas wells, with the largest concentration in New Mexico (2,398). Only wells in states WellCensus has ingested are counted.
How many of Simcoe's wells are still active?
3,566 of Simcoe's catalogued wells are active; 93 are plugged & abandoned and 10 are flagged as orphaned.
In which states does Simcoe operate wells?
Simcoe is the operator of record for wells in New Mexico (2,398) and Colorado (1,389).
Does Simcoe operate mostly oil or gas wells?
2 of Simcoe's catalogued wells are oil wells and 3,717 are gas wells; the rest are injection, service or unclassified wells.
What is Simcoe's deepest well?
Among wells with a published depth, Northeast Blanco Unit 605 #002h in San Juan, NM is the deepest at 19,310 ft.
Where Simcoe'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, “Simcoe — well portfolio”, https://wellcensus.com/operators/simcoe-2580 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).