The Middle Tennessee Chickamauga watershed covers an area of 4,469 square miles, extending across south-central Kentucky and north-central Tennessee. The headwaters originate in the Cumberland Plateau, and it flows through the sequatchie valley before joining the Tennessee River. The watershed experiences a humid subtropical climate, with hot summers and mild winters. The region receives an average of 50 inches of rainfall annually, with the highest amount occurring in March and the lowest in October. The watershed also experiences occasional flooding due to heavy rainfall. The reservoirs in the watershed are primarily used for power generation, flood control, and recreation. The primary surface water quality concerns in the watershed include sedimentation, pathogen contamination, and nutrient pollution. In terms of snowpack, the region experiences occasional snowfall but not enough to cause significant impacts. Overall, the Middle Tennessee Chickamauga watershed is an important ecological and economic resource for the region.