| Navaid Facility ID: | DCU |
| Official Navaid Facility ID: | DCU |
| Navaid Facility Type: | DME |
| Navaid Name: | Decatur |
| City: | DECATUR |
| State: | ALABAMA |
| FAA Region: | |
| Latitude: | 34-38-53.932N (34.6483) |
| Longitude: | 086-56-22.246W (-86.9395) |
| Lat/Long Survey Accuracy: | NOS |
| Owner: | FEDERAL AVIATION ADMIN |
| Operator: | FEDERAL AVIATION ADMIN |
| Common System Usage: | Yes |
| Public Use: | Yes |
| Navaid Class: | L-DME |
| Hours of Operation: | 24 |
| Magnetic Variance: | 3.9 W as of 9/30/2025 |
| ARTCC High Altitude ID (Name): | ZTL (ATLANTA) |
| ARTCC Low Altitude ID (Name): | ZME (MEMPHIS) |
| Navaid ID | Navaid Facility Type | Remarks |
|---|---|---|
| DCU | DME | DME UNMON. |