| Identifier: | CHDRR |
| NAS ID: | CHDRR |
| Name: | CHDRR |
| Fix Type: | Civilian |
| Fix Use: | |
| State: | WISCONSIN |
| ICAO Region: | K5 |
| Latitude: | 43-20-10.890N (43.336400) |
| Longitude: | 087-52-19.440W (-87.872100) |
| Magnetic Variance: | 4.1 W as of 9/30/2025 |
| High ARTCC Area: | ZAU |
| Low ARTCC Area: | ZAU |
| Published: | Yes |
| Charts: | |
| Pitch: | No |
| Catch: | No |
| SUA ATCAA: | No |
| CONTROLLER LOW |
| ENROUTE LOW |
| STAR |