| Navaid Facility ID: | DEC |
| Official Navaid Facility ID: | DEC |
| Navaid Facility Type: | FAN MARKER |
| Navaid Name: | Akley |
| City: | DECATUR |
| State: | ILLINOIS |
| FAA Region: | |
| Latitude: | 39-52-34.937N (39.8764) |
| Longitude: | 088-45-52.843W (-88.7647) |
| Lat/Long Survey Accuracy: | |
| Owner: | FEDERAL AVIATION ADMINISTRATION |
| Operator: | FEDERAL AVIATION ADMINISTRATION |
| Common System Usage: | Yes |
| Public Use: | Yes |
| Navaid Class: | LFM |
| Hours of Operation: | 24 |
| Magnetic Variance: | 3.1 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 |
|---|---|---|
| DEC | FAN MARKER | BCM, DIST FM THR RWY 24 28460 FT. |