ATTAINS allows for the submission of 303(d)/305(b) water quality data, Total Maximum Daily Load (TMDL) information, and support program goals aligned with both submissions processes. The ATTAINS system replaces the existing Assessment Database (ADB), the National TMDL Tracking System (NTTS). ATTAINS also replaces the Clean Water Act Integrated Reporting, Water Quality Assessment, Impaired Waters -OWIR data exchange
If you click on the link above and the target URL does not connect to a U.S. Federal website (i.e. does not send you to a .gov or .mil address), the following disclaimer applies:
Links to any non-Federal organizations are provided solely as a service to our users. These links do not constitute an endorsement of these organizations or their programs by FedCenter.gov or the Federal Government, and none should be inferred. Any reference to a commercial product, process, service, or company is not an endorsement or recommendation by the U.S. government, FedCenter, or any of its partners. FedCenter.gov is not responsible for the content of the individual organization Web pages found at these links.