Some of the watersheds in the Metro Water District require additional protection or management activities. These include watersheds that serve as public drinking water sources, and those that do not meet their designated use due to water quality issues.
Communities with water supply source watersheds within their jurisdictions will need to implement additional measures to help protect public drinking water supplies. Some of these activities include:
For water bodies that do not meet water quality standards, the Georgia EPD is required under the U.S. Clean Water Act to develop a pollution budget, also known as a Total Maximum Daily Load (TMDL). Communities within a TMDL watershed are then to develop an implementation plan to meet the TMDL budget. There can be multiple TMDLs for the same waterbody and watershed.
Local governments with TMDL watersheds will undertake a number of steps in developing their implementation plans to meet water quality standards: