| FAA Information Effective: | 2013-12-12 |
| Airport Identifier: | 48S |
| Airport Status: | Operational |
| Longitude/Latitude: | 108-46-24.4000W/48-33-57.9000N -108.773444/48.566083 (Estimated) |
| Elevation: | 2643 ft / 805.59 m (Estimated) |
| Land: | 237 acres |
| From nearest city: | 3 nautical miles N of Harlem, MT |
| Location: | Blaine County, MT |
| Magnetic Variation: | 16E (1985) |
| Ownership: | Publicly owned |
| Owner: | Blaine Co-city Of Harlem |
| Address: | Blaine County Arpt Cmsn Chinook, MT 59523 |
| Phone number: | 406-357-3250 |
| Manager: | Clarence Olson ADDNL PHONE CLARENCE OLSON 353-2242/2470 FM 0800-1800. |
| Address: | Po Box 8 Harlem, MT 59526 |
| Phone number: | 406-353-2470 |
| Airport Use: | Open to public |
| Wind indicator: | Yes |
| Segmented Circle: | Yes |
| Control Tower: | No |
| Lighting Schedule: | SEE RMK ACTVT MIRL RY 11/29 & PAPI RY 29 - CTAF. |
| Beacon Color: | Clear-Green (lighted land airport) |
| Landing fee charge: | No |
| Sectional chart: | Billings |
| Region: | ANM - Northwest Mountain |
| Boundary ARTCC: | ZLC - Salt Lake City |
| Tie-in FSS: | GTF - Great Falls |
| FSS on Airport: | No |
| FSS Toll Free: | 1-800-WX-BRIEF |
| NOTAMs Facility: | GTF (NOTAM-d service avaliable) |
| Federal Agreements: | NGY |
| CTAF: | 122.900 |
| Airframe Repair: | NONE |
| Power Plant Repair: | NONE |
| Bottled Oxygen: | NONE |
| Bulk Oxygen: | NONE |
| Dimension: | 4100 x 75 ft / 1249.7 x 22.9 m |
| Surface: | ASPH, Good Condition RWY 15/33 HAS LARGE GOPHER HOLES THROUGHOUT. |
| Weight Limit: | Single wheel: 12500 lbs. |
| Edge Lights: | Medium |
| Runway 11 | Runway 29 | |
|---|---|---|
| Longitude: | 108-46-55.3800W | 108-46-05.3000W |
| Latitude: | 48-34-20.2600N | 48-33-57.2000N |
| Elevation: | 2643.00 ft | 2600.00 ft |
| Alignment: | 125 | 127 |
| Traffic Pattern: | Left | Left |
| Markings: | Basic, Good Condition | Basic, Good Condition |
| Crossing Height: | 0.00 ft | 32.00 ft |
| VASI: | 2-light PAPI on left side | |
| Visual Glide Angle: | 0.00° | 3.00° |
| Dimension: | 1942 x 120 ft / 591.9 x 36.6 m |
| Surface: | TURF, Fair Condition RWY 15/33 HAS LARGE GOPHER HOLES THROUGHOUT. |
| Runway 15 | Runway 33 | |
|---|---|---|
| Traffic Pattern: | Left | Left |