Cascade County, Montana Wells Summary
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Total wells
Most recent drilling
First on record
Activity status
Cascade County contains 101 wells on file, with top operators including Nyvatex Montana Corp. and Cascade Gas Co..
The only oil & gas field intersecting Cascade is Wildcat Cascade.
Most recent well on record: C.M.R.HIGH SCH., operated by No Bonded Operator — last updated March 2026.
Active drilling rigs · Baker Hughes snapshot, week of 2026-07-02
By basin
- 3 Williston
Drilling for
- 3 Oil
Cascade County well density
Every dot is one well — small blue dots are historic wells;
larger orange dots are wells with activity in the last 60 days.
101 wells plotted ·
0 active in last 60 days
Basemap © OpenStreetMap contributors · well data © Oil and Gas Information · tiles served by DynamoMap
Top Operators in Cascade County by total wells
Operators: Nyvatex Montana Corp., Cascade Gas Co., Madison Resources, Union Texas Petroleum Corporation, Oil Development Company Of Texas, Anaconda Company, The, Montana Power Company, Petroleum Producers & Refiners Corp., Keystone Oil Syndicate, Andrews, J. E..
Top Oil & Gas Fields intersecting Cascade County
Fields: Wildcat Cascade.
Top Counties in Montana most active by total wells
Compare Cascade against the other busiest counties in Montana:
Recent wells
| Well Name | Last activity | Updates | Operator | API |
|---|---|---|---|---|
| C.M.R.HIGH SCH. | 2026-03-18 | No Bonded Operator | 25013060560000 | |
| Sieben 29-1 | 2001-01-01 | Fortuna (US) Inc. | 25013210500000 | |
| 27-5 NEUMAN | 1986-09-28 | Nyvatex Montana Corp. | 25013210490000 | |
| 24-1 RSGL PTNSP | 1986-09-21 | Nyvatex Montana Corp. | 25013210480000 | |
| 16-22 HALKOA | 1986-08-12 | Halvar Resources, Inc. | 25013210470000 | |
| NEUMAN 27-4 | 1986-05-30 | Nyvatex Montana Corp. | 25013210450000 | |
| NEUMAN 27-3 | 1986-05-22 | Nyvatex Montana Corp. | 25013210440000 | |
| NEUMAN 27-2 | 1986-05-16 | Nyvatex Montana Corp. | 25013210460000 | |
| 26-1XD FRIEDMAN | 1986-05-08 | Nyvatex Montana Corp. | 25013210430000 | |
| 27-1 NEUMAN | 1986-04-11 | Nyvatex Montana Corp. | 25013210390000 |
Surface Ownership Records:
