| Navaid Facility ID: | DDD |
| Official Navaid Facility ID: | DDD |
| Navaid Facility Type: | DME |
| Navaid Name: | Port City |
| City: | MUSCATINE |
| State: | IOWA |
| FAA Region: | |
| Latitude: | 41-21-58.678N (41.3663) |
| Longitude: | 091-08-57.405W (-91.1493) |
| Lat/Long Survey Accuracy: | |
| 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: | 1.5 W as of 9/30/2025 |
| ARTCC High Altitude ID (Name): | ZAU (CHICAGO) |
| ARTCC Low Altitude ID (Name): | ZAU (CHICAGO) |
| Navaid ID | Navaid Facility Type | Remarks |
|---|---|---|
| DDD | DME | DME UNUSBL 181T-024T BYD 25 NM. |