This DEM was developed by the NOAA Center for Tsunami Research, and does not have an associated DEM development report. The zip archive contains a high-resolution grid covering the Hilo, Hawaii, area at 1/3-arc-second resolution. These are in ASCII raster grid format. Horizontal units are (-180 - +180) decimal degrees, WGS84 datum. Vertical units are meters above/below mean high water (MHW). The grid extent is (-155.6, 19.3) - (-154.6, 20.3). See the enclosed formal metadata for more details. The grid was last updated December 20, 2005.
|Horizontal Datum||WGS 84|
|Vertical Datum||MHW (meters)|
|Cell Size||1/3 arc-second|
|Source||NOAA / PMEL / NCTR|
|Developer||NOAA / PMEL / NCTR|
|Project||NOAA Tsunami Inundation|
|Contact||Barry W Eakins @ NOAA / NGDC|
WARNING: DEM not to be used for navigation.