EPSG:CODE

NAD83(HARN) to NAVD88 height (9)

EPSG:4957 EPSG:5703

Coordinate Reference Systems

Remarks

Uses Geoid06 hybrid model. Replaced by Geoid09 model (CT code 9174).

Frequently Asked Questions

What is the accuracy of the NAD83(HARN) to NAVD88 height transformation?

This transformation (EPSG:9169) has an accuracy of 0.02m using the Geographic3D to GravityRelatedHeight (NGS bin) method. Area of use: USA - Alaska.