What's NGVD stand for?

[CN Spots]

Saw this on a Corp's river/lake level website and I was wondering what it means?<br /><br /><br />spots

 

[Reel Poor]

Re: What's NGVD stand for?

NGVD=National Geodetic Vertical Datum<br /><br /> www.ncfloodmaps.com/pubdocs/datum_conversion_jan03.pdf+N+G+V+D&hl=en&gl=us&ct=clnk&cd=3]A little insight[/URL]

 

[CN Spots]

Re: What's NGVD stand for?

Thanks RP.<br /><br />Now my head hurts.<br /><br />spots