Water Quality in the Great and Little Miami River Basins, Ohio and Indiana,
press release, frequently asked questions (FAQs), and photos.
In 1991, the U.S. Geological
Survey began the National
Water-Quality Assessment (NAWQA) Program. The long-term goals of the NAWQA
Program are to describe the status and trends in the water-quality of a large,
representative part of the Nation's surface- and ground-water resources and to
provide a sound scientific understanding of the primary natural and human
factors affecting the quality of these resources.
Great and Little Miami River Basins is one of more than 50 major river and
"study units" chosen by the NAWQA Program to represent the diverse
geography, water resources, and land and water uses in the Nation. The Great and
Little Miami River Basins (MIAM) study unit is one of the NAWQA studies that
began in 1997. Initial collection of water-quality and ecological data began in
In October 2000, the Great and Little Miami River Basins study unit was
merged with the
White River Basin study unit.