Targets

The table shows targets for minimum flows and dissolved oxygen at tributary reservoirs. Minimum flow is measured in cubic feet per second and dissolved oxygen in milligrams per liter.

Reservoir	Min. Flow (cfs)	DO (mg/L)
Apalachia	200	6
Blue Ridge	115	6
Fontana	n/a	6
Hiwassee	n/a	6
Norris	200	6
South Holston	90	6
Tims Ford	80	6
Watauga/Wilbur	107	6
Boone	400	4
Chatuge	60	4
Cherokee	325	4
Douglas	585	4
Fort Patrick Henry	400	4
Nottely	55	4

Tributary dams

To see what TVA is doing about the problems of low oxygen concentrations and low flows at tributary dams, choose from the list below.

Main-river dams

View information on improvements at main-river dams.