| Identifier: | HERDU |
| NAS ID: | HERDU |
| Name: | HERDU |
| Fix Type: | Civilian |
| Fix Use: | |
| State: | ALASKA |
| ICAO Region: | PA |
| Latitude: | 66-46-58.720N (66.783000) |
| Longitude: | 163-09-32.690W (-163.159100) |
| Magnetic Variance: | 8.3 E as of 9/30/2025 |
| High ARTCC Area: | ZAN |
| Low ARTCC Area: | ZAN |
| Published: | Yes |
| Charts: | RNAV |
| Pitch: | No |
| Catch: | No |
| SUA ATCAA: | No |
| Navaid ID | Navaid Facility Type | Radial / DME Distance |
|---|---|---|
| OTZ | VOR-DME | r232.44/15.93 |
| CONTROLLER |
| ENROUTE LOW |
| IAP |