USGS DEM Quick Facts
Format Type Identifier |
USGS_DEM |
Reader/Writer |
Both |
Licensing Level |
Professional and above |
Dependencies |
None |
Dataset Type |
Reader: File Writer: Folder |
Feature Type |
“USGS_DEM”, “Vertical”, “Stats” |
Typical File Extensions |
.dem |
Automated Translation Support |
Yes |
User-Defined Attributes |
Through TAB files |
Coordinate System Support |
Yes |
Generic Color Support |
No |
Spatial Index |
Not applicable |
Schema Required |
No |
Transaction Support |
No |
Encoding Support |
No |
Geometry Type |
dem_type |
Geometry Support |
||||
Geometry |
Supported? |
|
Geometry |
Supported? |
aggregate |
no |
|
point |
reader only |
circles |
no |
|
polygon |
no |
circular arc |
no |
|
raster |
yes |
donut polygon |
no |
|
solid |
no |
elliptical arc |
no |
|
surface |
no |
ellipses |
no |
|
text |
no |
line |
no |
|
z values |
no |
none |
no |
|
|
|
Band Interpretations |
Int32, Real64 |
Palette Key Interpretations |
not applicable |
Palette Value Interpretations |
not applicable |
Nodata Value |
-32767 |
Cell Origin (x, y) |
0.5, 0.5 |
Rotation Support |
No |
GCP Support |
Through TAB files |
World File Support |
No |
TAB File Support |
Yes |