Water Quality

USDA-ARS (United States Department of Agriculture-Agricultural Research Service)

TMDL (Total Maximum Daily Load)

• TMDL Defined
• Ohio Environmental Protection Agency TMDL Fact Sheet

• Big Walnut Creek (Alum Creek to mouth); Alum Creek (downstream Alum Creek Dam 99.7 to mouth)
• Big Walnut Creek (headwaters to Hoover Dam)