Share

Printer-friendlySend by email

Web Map Services

DGS offers many data sets as WMS and WFS services.


Click here for a complete list of OGC URLs and data layers.

First State Geology Newsletter Signup

First State Geology has been the newsletter of DGS for over 25 years.

Click here to signup!

Delaware 7.5-minute USGS Quadrangle Index

Delaware 7.5-minute USGS Quadrangle Index
Primary Data Category:
Reference
Publication Date:
Mar 2002
Update Status:
Summary:

A geospatial data file containing all polygons representing the areal extent of 7.5-minute topographic quadrangles within and surrounding Delaware.

Downloads and Data


Please Note: Many datasets on this site are available as compressed and zipped 7z files. To "unzip" the 7z file, you must obtain the free and open source 7zip program.
Geography
Live Preview Available!
<= click map to preview data


View this and other data in the DGIR Map Viewer.
Web Map Service (WMS) Information

WMS URL: http://maps.dgs.udel.edu/geoserver/dgs/ows?

Layer Names: usgs_de_quads

Example WMS GetMap Request

WMS Note: When adding WMS service URLs to ESRI ArcMAP v9.x make sure to reset the "Default Version" to 1.1.1

Spatial Reference System(s)
NAD_1983_HARN_StatePlane_Delaware_FIPS_0700

Use Constraints

Please give proper credit to the Delaware Geological Survey.