| Navaid Facility ID: | IMP |
| Official Navaid Facility ID: | IMP |
| Navaid Facility Type: | NDB |
| Navaid Name: | Marathon |
| City: | MARATHON |
| State: | TEXAS |
| FAA Region: | |
| Latitude: | 30-15-50.599N (30.2641) |
| Longitude: | 103-14-13.630W (-103.2371) |
| Lat/Long Survey Accuracy: | NOS |
| Owner: | WILLIAM B. BLAKEMORE II MIDLAND,TX |
| Operator: | WILLIAM B. BLAKEMORE II MIDLAND, TX |
| Common System Usage: | Yes |
| Public Use: | Yes |
| Navaid Class: | MHW |
| Hours of Operation: | 24 |
| Magnetic Variance: | 6 E as of 9/30/2025 |
| ARTCC High Altitude ID (Name): | ZAB (ALBUQUERQUE) |
| ARTCC Low Altitude ID (Name): | ZAB (ALBUQUERQUE) |