-
National Lakes Assessment (NLA) 2007 Report: Archived Data
National Lakes Assessment 2007 Datafiles for Report “National Lakes Assessment: A Collaborative Survey of the Nation’s Lakes”: The National Lakes Assessment (NLA) is a... -
Wadeable Streams Assessment Data
The Wadeable Streams Assessment (WSA) is a first-ever statistically-valid survey of the biological condition of small streams throughout the U.S. EPA worked with the states to... -
National Wetland Condition Assessment 2016 Datafiles for Report “National Wet...
The National Wetland Condition Assessment (NWCA) is a statistical survey of the condition of wetlands in the conterminous United States. It is designed to provide information on...
E' possibile inoltre accedere al registro usando le API (vedi Documentazione API).