Cumberland River at Old Hickory Dam (TVA release), TN

HENDERSONVILLE, TN36.2978°N, -86.6550°W Updated 3 hr ago

FLOW RATE

6,200cfs

GAUGE HT

386.98ft

Flow Rate Historical Avg

MEDIAN FLOW RATE · 1 DAY

6,200cfs

Optimal band: 5,355–7,245 cfs

PERIOD HIGH

6,300cfs

PERIOD LOW

6,200cfs

RUNNABLE

100%

last 1 day in band

Gauge Height

386.98ft

Dam Releases

Generating now6,200 cfs · as of 6 AM ET

2+ unitsNow

11 PM Sun5 AM11 AM5 PM12 AM tomorrow

Observed releaseScheduled generationSchedule is TVA's published plan and can change without notice.

Predicted avg outflowMon7,890 cfsTue7,890 cfsWed6,840 cfs

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36.2978, -86.6550

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DATA · TVA · NOAA · NWSUPDATED 2026-09-21 10:00 UTC

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