Calvert Drilling & Producing Co. Wells and Activity Summary
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Total wells
Most recent drilling
First on record
Activity status
Industry news recent coverage mentioning Calvert Drilling & Producing Co.
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Apr 16, 2026Higher oil prices are not translating cleanly into a drilling response across U.S. shale, and company disclosures are starting to show why. The issue is not simply capital discipline. It is structural. A meaningful… Read full article on ShaleExperts →
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Apr 15, 2026In the span of fifteen months, three Japanese energy companies committed more than $10.3 billion to U.S. natural gas production assets — a buying spree that has transferred roughly 27% of Haynesville Shale output… Read full article on ShaleExperts →
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Apr 15, 2026The first quarter of 2026 has officially defined the "Barbell Era" of American oil and gas. While the total number of deals plummeted by 46% YoY (dropping to just 7 major transactions), the total deal value skyrocketed… Read full article on ShaleExperts →
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Apr 11, 2026Western Canadian M&A activity in Q1 2026 was characterized by a 87% decrease in total deal value compared to Q1 2025, totaling $0.8 billion C$ . However, transaction volume remained resilient with a 150% increase in… Read full article on ShaleExperts →
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Mar 23, 2026Energy Secretary Chris Wright stood in front of the largest gathering of oil executives in the world this morning and delivered a message that was equal parts market economics and wartime urgency: the price spike is… Read full article on ShaleExperts →
Calvert Drilling & Producing Co. has 17 wells on file in Montana.
Active in 5 counties — concentrated in Roosevelt, Daniels, and Sheridan.
Most recent well: French 1 (Daniels county) — last updated October 1970.
Calvert Drilling & Producing Co. county coverage
Counties where Calvert Drilling & Producing Co. has wells. Click any county for its local activity.
Recent wells
| Well Name | County | Last activity | Updates | API |
|---|---|---|---|---|
| French 1 | Daniels | 1970-10-08 | 25019210250000 | |
| Boelter 1 | Daniels | 1970-10-01 | 25019210230000 | |
| W.E. Bakke 1 | Valley | 1969-10-21 | 25105210210000 | |
| MYERS 1 | Roosevelt | 1969-04-12 | 25085210300000 | |
| NPRR 44-25 | Custer | 1968-10-05 | 25017210500000 | |
| THORSON 1-A | Sheridan | 1967-10-25 | 25091210150000 | |
| MAHLUM 2 | Roosevelt | 1965-05-24 | 25085052800000 | |
| SHELL-FEE 1 | Valley | 1964-06-21 | 25105050150000 | |
| TRIBAL 1 | Roosevelt | 1963-01-14 | 25085052690000 | |
| MAHLUM 1 | Roosevelt | 1962-07-03 | 25085052740000 |
Top Oil & Gas Fields worked by Calvert Drilling & Producing Co. by total wells
Fields: Wildcat Daniels.