ChartTiff DOQQ Search

DOQQs are USGS Digital OrthoPhoto 3.75 Minute Quarter Quadrangles.
DOQs are USGS Digital OrthoPhoto 7.5 Minute Quadrangles.
(Available in Oregon, Washington and Alaska)

See About for DOQQ Naming Conventions
DOQQs and DOQs are now available via Custom CD or Internet Download

Projection information is selected during Check Out.
Select UTM, State Plane or Latitude / Longitude Projection.
The projection 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 DOQQ's and DOQs
or use the Query Options below.

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

Sample returns Los Angeles, CA and Los Angeles, TX
Note: When searching replace ' with blank i.e. input O Neil for O'Neil

Select Quads by Number:

YYXXXrc where:

XX	= Latitude (18 to 71)
YYY	= Longitude (066 to 185)
r	= Quad Row (a thru h)
c	= Quad Column (1 thru 8)

Select Quads by Point:
Returns Individual Quads containing point.
Input Latitude and Longitude as Decimal Degrees. (Longitude Must Be Negative)

Sample returns 44121a2

Select Quads by Area:
Returns Individual Quads within Specified Area.
Input Latitude and Longitude as Decimal Degrees. (Longitude Must Be Negative)

Sample returns 42106g3