| FAA Information Effective: | 2013-12-12 |
| Airport Identifier: | 40MT |
| Airport Status: | Operational |
| Longitude/Latitude: | 112-04-10.0000W/46-42-20.0000N -112.069444/46.705556 (Estimated) |
| Elevation: | 3860 ft / 1176.53 m (Estimated) |
| Land: | 45 acres |
| From nearest city: | 7 nautical miles N of Helena, MT |
| Location: | Lewis And Clark County, MT |
| Magnetic Variation: | () |
| Ownership: | Privately owned |
| Address: | |
| Manager: | Gerald S. Moykuth |
| Address: | 4055 Lincoln Rd W Helena, MT 59602 |
| Phone number: | 406-458-5433 |
| Airport Use: | Private FOR STOL ACFT USE. |
| Wind indicator: | Yes |
| Control Tower: | No |
| Sectional chart: | Great Falls |
| Region: | ANM - Northwest Mountain |
| Boundary ARTCC: | ZLC - Salt Lake City |
| Tie-in FSS: | GTF - Great Falls |
| FSS Toll Free: | 1-800-WX-BRIEF |
| Dimension: | 960 x 250 ft / 292.6 x 76.2 m |
| Surface: | TURF, Good Condition |
| Runway 07 | Runway 25 | |
|---|---|---|
| Traffic Pattern: | Left | Left |
| Obstruction: | 40 ft pline, 255.0 ft from runway |
| Dimension: | 1460 x 250 ft / 445.0 x 76.2 m |
| Surface: | TURF, Good Condition |
| Runway 17 | Runway 35 | |
|---|---|---|
| Traffic Pattern: | Left | Left |
| Obstruction: | 40 ft pline, 150.0 ft from runway |