| Site: | Signal Peak |
| Latitude: | 46° 17' 08.07" N |
| Longitude: | 122° 33' 06.24" W |
| Elevation: | 3,288 feet 1,002 meters |
| AGL – Above Ground Level (Tower Height): | 140 feet 42.67 meters |
| Location: | 9 mi Southeast of Toutle |
| County: | Cowlitz |
| Type: | SS |
| Coverage: | Toutle Valley / Castle Rock to Centralia |
| BTA – Basic Trading Area: | Longview, WA |
| MTA – Major Trading Area: | Portland |
| ASR | |
| FAA – Aeronautical Study #: | 26-ANM-4316-OE |