ST3453H Database Information
The ST3453H HeliTAWS database consists of four files for the following datasets: airports, geographic overlay (water bodies and roads), obstacles, and terrain.
Current database revision dates as shown during startup:
Terrain Revision: 30NOV18
Obstacle Revision: 01OCT22 (2022Q4)
Overlay Revision: 01JAN13
Airport Revision: Cycle 2211 Effective November, 3 2022 to December 1, 2022
Database updates are available on a yearly subscription basis. Please contact Nighthawk Flight Systems to order and download an update.
WIREWATCH® Transmission Line Coverage Information
Currently, transmission line data is available the United States, Canada and New Zealand. This data is updated as part of the obstacle database file.