America’s Most Comprehensive Source for Environmental Information. Period.

EDR understands that environmental information is critical to well-informed
real estate decisions. We recognize that the more comprehensive and
accurate the data, the better its value, and the higher the return on your
organization’s investment. That’s why we created NEDIS.

What is NEDIS? 

The National Environmental Data Information System is a comprehensive, proprietary master database that integrates environmental records and land use information from thousands of federal, state, tribal, local, and private sources. Over 20 years in the making and refined and updated continually, NEDIS is the foundation on which our company was built, and the reason we remain the undisputed industry leader in environmental risk management information year after year.

NEDIS contains:

    Over 1,400 databases
    3.1 billion records
    Proprietary data sets on properties, projects, and people, including:

o   Sanborn maps         
o   Historic aerial photography         
o   Historic city directories         
o   Historic gas station and dry cleaning facilities         
o   Historic manufactured gas plant facilities         
o   Aquiflow groundwater depth and flow data         
o   Over 300 million well records         
o   Over 150 million building permit records         

o   ScoreKeeper™ property site assessment activity data

What can NEDIS do for you?

Because NEDIS integrates critical environmental databases into one comprehensive interface, you can easily get risk information tailored to your specific needs, no matter what industry you’re in. Interested in understanding environmental risk before buying a home? Want to know where your suppliers send their waste? Need to evaluate a multi-site portfolio for potential cell tower placement? EDR can help. Our single source of information makes you more efficient by minimizing the amount of time you would otherwise spend querying different sources, and it improves accuracy by providing you with the most up-to-date, complete environmental information available. Our longstanding, repeat customers tell us that our customer-focused employees and award-winning property risk social network and educational outreach are simply icing on the cake.