| Airway Designator | J121 |
| Airway Point Sequence | 160 |
| Effective Date | 01/18/2007 |
| Distance To Next (nm) | 000.00 |
| Bearing | 000.00 |
| Point To Point Minimum Altitude | 18000 |
| Point To Point Maximum Altitude | 45000 |
| Airway Gap Flag | |
| Distance Change Point (nm) | 020 |
| Signal Gap Coverage | |
| US Airspace Only | |
| Navaid Magnetic Variation | 08W |
| Navaid ARTCC | ZDC |
| Record Sequence | 0000001 |
| Navaid Name | SNOW HILL |
| Navaid Type | VORTAC |
| Navaid State | MD |
| Latitude | 38.0565933333333 |
| Longitude | -75.4639219444445 |
| Navaid Ident | SWL |
| Record Sequence | 0000002 |