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

HENDERSONVILLE, TN36.2978°N, -86.6550°W Updated 1 hr ago

FLOW RATE

13,200cfs

GAUGE HT

390.50ft

Flow Rate Historical Avg

MEDIAN FLOW RATE · 1 DAY

13,200cfs

Optimal band: 11,220–15,180 cfs

PERIOD HIGH

13,300cfs

PERIOD LOW

6,500cfs

RUNNABLE

75%

last 1 day in band

Gauge Height

390.50ft

Dam Releases

Generating now13,200 cfs · as of 6 PM ET

2+ unitsNow

12 AM12 PM12 AM tomorrow12 PM tomorrow12 AM Wed

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 22:00 UTC

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