| Site: | Lyman Hill #4 |
| Latitude: | 48° 35' 41.32" N |
| Longitude: | 122° 09' 34.38" W |
| Elevation: | 4,290 feet 1,307 meters |
| AGL – Above Ground Level (Tower Height): | 40 feet 9.14 meters |
| Location: | Approx. 7 mi Northeast of Sedro-Woolley |
| County: | Skagit |
| Type: | SS |
| Coverage: | |
| BTA – Basic Trading Area: | |
| MTA – Major Trading Area: | |
| ASR | |
| FAA – Aeronautical Study #: |