Vargas, MelProceedings: The State of the Bay Symposium V. January 31 - February 2, 20012010-02-152010-02-152001http://hdl.handle.net/1969.3/26168pgs. 44-49Texas' water bodies are comprised of twenty three river basins, coastal bays and estuaries, and the extraterritorial waters of the Gulf of Mexico. These water bodies have been assembled into five basin groups with each basin group serving as the geographic focus area on a rotating basis for Total Maximum Daily Load (TMDL) development. The focus area for TMDL development in basin group C occurred in fiscal year 1999. As a result there are currently eight on-going TMDL projects in the Houston-Galveston area.total maximum daily loadsChapter