| Navaid Facility ID: | LTU |
| Official Navaid Facility ID: | LTU |
| Navaid Facility Type: | NDB |
| Navaid Name: | Little Sioux |
| City: | SPENCER |
| State: | IOWA |
| FAA Region: | |
| Latitude: | 43-07-37.339N (43.127) |
| Longitude: | 095-07-58.108W (-95.1328) |
| Lat/Long Survey Accuracy: | NOS |
| Owner: | FEDERAL AVIATION ADMIN |
| Operator: | FEDERAL AVIATION ADMIN |
| Common System Usage: | Yes |
| Public Use: | Yes |
| Navaid Class: | MHW |
| Hours of Operation: | 24 |
| Magnetic Variance: | 1.4 E as of 9/30/2025 |
| ARTCC High Altitude ID (Name): | ZMP (MINNEAPOLIS) |
| ARTCC Low Altitude ID (Name): | ZMP (MINNEAPOLIS) |
| Navaid ID | Navaid Facility Type | Remarks |
|---|---|---|
| LTU | NDB | NDB UNMONITORED. |