Detailed charts (26 pages)
showing bottom elevation for Percy Priest Lake can be purchased from
the
Nashville District of the US Army Corps of Engineers for $22
plus shipping and handling. You can order by phone at (615) 736-7864
or purchase in person at:
The Estes Kefauver Federal Bldg
US Courthouse, Room 674
801 Broadway, Nashville, TN
(This is not a mailing address.)
Note that the Corps charts show bottom elevation in feet
above mean sea level. To determine actual water depth you must first
know the surface elevation and then subtract the bottom elevation.
Check the current surface headwater elevation
here and
here.