| Identifier: | OLLGA |
| NAS ID: | OLLGA |
| Name: | OLLGA |
| Fix Type: | Civilian |
| Fix Use: | |
| State: | ILLINOIS |
| ICAO Region: | K5 |
| Latitude: | 41-56-28.920N (41.941400) |
| Longitude: | 088-22-17.380W (-88.371500) |
| Magnetic Variance: | 3.6 W as of 9/30/2025 |
| High ARTCC Area: | ZAU |
| Low ARTCC Area: | ZAU |
| Published: | Yes |
| Charts: | RNAV |
| Pitch: | No |
| Catch: | No |
| SUA ATCAA: | No |
| ILS ID | ILS Facility Type | Direction / Course |
|---|---|---|
| BYW | ILS-DME | r271.36/21.54 |
| IAP |