Skip to main content
U.S. flag

An official website of the United States government

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Skip to content
2 datasets found
  • State

    2016 Impaired Streams of Iowa    recent views

    State of Iowa —

    This dataset contains line work representing streams and rivers listed as "impaired" in Iowa's 2016 Section 305(b) Water Quality Assessment and the 303(d) Impaired...
  • State

    2016 Impaired Lakes of Iowa    recent views

    State of Iowa —

    This dataset represents centroids of lakes, reservoirs, and wetlands listed as "impaired" in Iowa's Section 305(b) Water Quality Assessment and the 303(d) Impaired...
2 datasets found

You can also access this registry using the API (see API Docs).

Didn't find what you're looking for? Suggest a dataset here.