| Identifier: | MRDOC |
| NAS ID: | MRDOC |
| Name: | MRDOC |
| Fix Type: | Civilian |
| Fix Use: | |
| State: | CANADA |
| Country: | CANADA |
| ICAO Region: | CY |
| Latitude: | 42-05-33.230N (42.092600) |
| Longitude: | 081-35-26.340W (-81.590700) |
| Magnetic Variance: | 8.5 W as of 9/30/2025 |
| High ARTCC Area: | ZOB |
| Low ARTCC Area: | ZOB |
| Published: | Yes |
| Charts: | |
| Pitch: | No |
| Catch: | No |
| SUA ATCAA: | No |
| CONTROLLER |
| ENROUTE LOW |
| SID |