ChartTiff NEDs   ChartTiff National Elevation Data Set
 
 
  Select Individual NED Quads
  Quads are available via  Internet Download or Custom CD 
             with payment via Credit Card or Subscription.
  Projection information is selected during Check Out.
  Select 10 or 30 Meter Quads
  Select UTM, State Plane or Latitude / Longitude Projection.
  Select USGS DEM or XYZ Text formats.
  The projection and format information applies for complete order.
  If multiple projections are required please submit multiple orders.

ChartTiff Interactive
Try our totally interactive geo-graphical interface for selecting and ordering Individual NED's
or use the Query Options below.

 ChartTiff Interactive Topo Map Locator
 Select Quads by Place Name:
                                       State:
                                       Type:
       (click here for type definitions)  
Note: When searching replace
   ' with blank i.e. input O Neil for O'Neil		   
 Select Quads by State / County:

   
 Sample returns all Counties for the state of Alabama
 Select Quads by Quad Name:

 Sample returns Los Angeles, CA & Los Angeles, TX
 Note: When searching replace ' with blank i.e. input O Neil for O'Neil
 Select Quads by Number:
OYYXXXrc where:
O = 1:24,000 Scale
XX = Latitude (28 to 49)
YYY = Longitude (66 to 124)
r = Quad Row (a thru h)   
c = Quad Column (1 thru 8)


 Sample returns O37109c1 through O37109c8
 Select Quads by Point:
   Returns Individual Quads containing point.
Latitude:     Longitude:   

 Sample returns O47099e5

 Select Quads by Area:
   Returns Individual Quads within Specified Area.
Northern Latitude:  
Western Longitude:  Eastern Longitude:     
Southern Latitude:  
  

 Sample returns O47099a1 thru 47099a4 and O47099b1 thru 47099b4

For additional information -- Please Phone:
1 (303) 774-8769

or Complete Form:
Contact ChartTiff

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