| Effective Date: | 2007-01-18 |
| Airport Site Number: | 05012.1*A |
| Airport Code: | SQI |
| Airport Location: | Sterling/rockfalls, IL |
| FAA Region: | AGL - Great Lakes |
| Runway: | 25 |
| Runway Dimension:: | 6500 x 150 ft |
| ILS Type: | Instrument Landing System |
| ILS Category: | I |
| Facility Owner: | Federal Aviation Admin |
| Facility Operator: | Federal Aviation Admin |
| Approach Bearing: | 249 (Degrees Magnetic) |
| Magnetic Variation: | 01E |
| Localizer Type: | Localizer |
| Identification Code: | I-SQI |
| Frequency: | 111.50 MHz |
| Longitude/Latitude: | 089-41-17.380W/41-44-17.670N -89.688161/41.738242 |
| Course Width: | 5.00° |
| Dist. From Runway Stop End: | 1000 ft |
| Type: | Standard Glide Slope |
| Angle: | 3.00° |
| Frequency: | 332.90 MHz |
| Longitude/Latitude: | 089-39-55.310W/41-44-35.680N -89.665364/41.743244 |
| Dist. From Runway Approach End: | -1028 ft |
| Elevation: | 646.70 ft |
| Type: | Middle Marker Beacon Only |
| Longitude/Latitude: | 089-39-08.480W/41-44-52.514N -89.652356/41.747921 |
| Dist. from Runway Approach End: | 2890 ft |
| Type: | Outer Marker Beacon Only |
| Name: | SELVA |
| Longitude/Latitude: | 089-33-06.771W/41-46-34.317N -89.551881/41.776199 |
| Dist. from Runway Approach End: | 32170 ft |