ST3400H Database Information

The ST3400H 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: 01APR22

Airport Revision: 16JUN22 (Information from Jeppesen cycle 2205)

Overlay Revision: 01JAN13

Database updates are available on a yearly subscription basis. Please contact Nighthawk Flight Systems to order and download an update.

Currently, transmission line data is available the United States, Canada and New Zealand. This data is updated as part of the obstacle database file.

HeliTAWS Transmission Line Coverage – USA and Canada (721 kB)