The Arizona Land Resource Information System page. Delaware - Delaware Geological Survey, The program of the Delaware Geological Survey, includes research, exploration, and service in accordance with the statute founding the unit in 1951. The IDL-GIS site is a clearinghouse for Idaho GIS data and a service to State, Federal, Private, and Public groups or individuals needing a source of GIS data. Indiana - Indiana Geological Survey, the IGS part of this web site will soon feature GIS based interactive maps. It is also the repository of over 80 GIS coverages, with metadata, data dictionary, etc.
All data is free.
New Jersey - Geological Survey, maps and reports are available to the public in printed and digital format through the DEP Maps and Publications Office and via electronic transfer from our Digital Geodata Archive. This site offers lot of Geological information and data services.