DockWorx
Full-service marine construction and repair — boat dock repair, dock construction, boat lifts, and shoreline work across Middle Tennessee.
dockworxtn.comOld Hickory Lake Level
Live pool elevation, inflow, outflow, and hydropower generation for Old Hickory Lake — the Cumberland River reservoir near Nashville, Tennessee. Readings come from the U.S. Army Corps of Engineers, Nashville District, and are refreshed here every hour.
Old Hickory Lake · Current Pool Elevation
444.60ft
stable · ±0.02 ft/hr
Updated
- Inflow
- 15,915cfs
- Outflow
- 21,300cfs
- Generation
- 75MW
Water level · last 7 days
Measured
Corps schedule
Flow · inflow vs outflow
Inflow
Outflow
7-day statistics
Minimum
444.60ft
Maximum
445.50ft
Average
445.03ft
Range
0.90ft
Operational modes
Stable 74hrs · 46%
Drawdown 52hrs · 32%
Filling 36hrs · 22%
Old Hickory Dam Generation Schedule
Wed, 7/22
444.5ft
1817 MWh · 21.4 kcfs
Thu, 7/23
444.8ft
825 MWh · 9.2 kcfs
Fri, 7/24
445.0ft
600 MWh · 6.2 kcfs
Sat, 7/25
445.0ft
600 MWh · 6.2 kcfs
Sun, 7/26
444.9ft
800 MWh · 8.7 kcfs
Mon, 7/27
445.0ft
800 MWh · 8.7 kcfs
Sponsors
FAQ
What is the current Old Hickory Lake pool elevation / stage?
Old Hickory Lake's pool elevation is published by USACE Nashville District and refreshed here hourly, shown live at the top of this page.
Where is Old Hickory Lake?
Old Hickory Lake is a Cumberland River reservoir in Middle Tennessee, just northeast of Nashville.
Who manages Old Hickory Lake?
The U.S. Army Corps of Engineers, Nashville District operates Old Hickory Dam and publishes readings of pool elevation, inflow, outflow, and generation.
What is full pool on Old Hickory Lake?
Summer pool elevation is 445 ft mean sea level; winter pool elevation is 444 ft mean sea level, per the Tennessee Wildlife Resources Agency .
How often is the data on this site updated?
Hourly — we poll USACE Nashville District every hour, and the page rebuilds and redeploys after every successful fetch.