For ATTAINS 303(d) geospatial data, the Table of Available Cycles in the RAD lists the most recent ATTAINS cycle for which GIS data are available for each state. [Pending update to fact sheets: Users should now obtain state-level geospatial data at EPA's Environmental Dataset Gateway (EDG) Clip N Ship Site.]
You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.- 303d Impaired Waters Available Cycles in RAD (PDF)(2 pp, 22 K)
- 303d Impaired Waters Fact Sheet (PDF)(2 pp, 485 K)
- 303d Impaired Waters Pollution Category Summary (PDF)(21 pp, 618 K)