Gallatin County, Montana Wells Summary
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Total wells
Most recent drilling
First on record
Activity status
Gallatin County contains 39 wells on file, with top operators including USGS and No Bonded Operator.
The only oil & gas field intersecting Gallatin is Wildcat Gallatin.
Most recent well on record: D1-4-25-AA 3, operated by USGS — last updated March 2026.
Active drilling rigs · Baker Hughes snapshot, week of 2026-07-02
By basin
- 3 Williston
Drilling for
- 3 Oil
Gallatin 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.
39 wells plotted ·
0 active in last 60 days
Basemap © OpenStreetMap contributors · well data © Oil and Gas Information · tiles served by DynamoMap
Top Operators in Gallatin County by total wells
Operators: Usgs, No Bonded Operator, Phillips Petroleum Company, Park Oil, Gallatin Valley Oil Co., Grand Operating, Inc., California Company, The, Montana Gas & Petroleum Co., Gallatin Gateway Oil Co., Mid-Northern Oil Co..
Top Oil & Gas Fields intersecting Gallatin County
Fields: Wildcat Gallatin.
Top Counties in Montana most active by total wells
Compare Gallatin against the other busiest counties in Montana:
Recent wells
| Well Name | Last activity | Updates | Operator | API |
|---|---|---|---|---|
| D1-4-25-AA 3 | 2026-03-18 | USGS | 25031060090000 | |
| A2-3-33 DA | 2026-03-18 | No Bonded Operator | 25031060230000 | |
| A1-5-28 DB | 2026-03-18 | No Bonded Operator | 25031060220000 | |
| A1-4-25 DC | 2026-03-18 | No Bonded Operator | 25031060210000 | |
| A1-4-22 DC | 2026-03-18 | No Bonded Operator | 25031060200000 | |
| A1-4-19 CB | 2026-03-18 | No Bonded Operator | 25031060190000 | |
| STRAT A1-4-5 | 2026-03-18 | No Bonded Operator | 25031060180000 | |
| D2-6-19-CB | 2026-03-18 | USGS | 25031060170000 | |
| D2-5-22-CC | 2026-03-18 | USGS | 25031060160000 | |
| D2-5-14-AC | 2026-03-18 | USGS | 25031060150000 |
Surface Ownership Records:
