Percy Priest Lake lake and shoreline

Percy Priest Lake Water Level

Officially J. Percy Priest Reservoir

Tennessee

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Percy Priest Lake

Percy Priest Lake is currently 0.6 feet above full pool, with a water-surface elevation of 490.6 feet.

490.63 ft · Updated 10 hours ago · Tennessee Valley Authority

Current level

490.63ft

+0.63 ft vs full pool

Normal

Vs full pool

Since last reading

Down 0.01 ft

Previous readingNov 10490.62 ft

7-day change

Up 0.96 ft

7-day trend: Rising

8 daily readings in the last 7 days

30-day change

Up 1.19 ft

30 daily readings in the last 30 days

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Water Level History

Current
490.63 ft
24h
-0.01 ft
7d
+0.96 ft
30d
+1.19 ft

Elevation (ft) NGVD29 · MSL

Reference line is designed full pool.

Water Temperature

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Lake Level Context

Level remains above the full pool

Percy Priest Lake is currently 490.63 ft, 0.63 ft above its full pool. The lake has risen 0.96 ft over the past 7 days and 1.19 ft over the past 30 days.

Percy Priest Lake Level Details

Reference elevations, recent daily readings, data sources, and answers to common questions.

Conditions & Reference

Level status

0.63 ft above full pool

Current level
490.63 ft
Full pool
490 ft
DatumElevation referenced to National Geodetic Vertical Datum of 1929.
NGVD29
Elevation reference
MSL
Source
TVA

Reference levels

  • Full pool490 ft

Surrounding county drought

Extreme Drought

100% of surrounding county in official drought (D1–D4).

Severity

NoneExtreme
Trend
Stable

Surrounding county drought

Davidson County, TN

Extreme Drought

Extreme Drought. The largest share of Davidson County, TN is in Extreme Drought (D3), an official USDM drought category. These figures describe the surrounding county from the lake location, not the lake itself.. Trend: Stable compared with last week. Official drought (D1–D4) yes

Severity

NoneExtreme

Weekly trend

Stable

Compared with last week

Official drought (D1–D4)

Yes

100% of the surrounding county is in official drought categories (D1–D4). Dominant category remains Extreme Drought.

Typical county impacts (USDM guidance)

  • Significantly reduced streamflows in the surrounding county
  • Dry vegetation and elevated wildfire risk for the area
  • Nearby water-use restrictions may apply

U.S. Drought Monitor · map date Nov 3, 2026. Updated weekly. Official drought means U.S. Drought Monitor categories D1–D4 (Moderate through Exceptional). Abnormally Dry (D0) is not counted as official drought. droughtmonitor.unl.eduView drought map for Davidson County, TN

Daily level summary

DateLevelChange
Nov 11, 2026490.61-0.01
Nov 10, 2026490.62+0.02
Nov 9, 2026490.6+0.06
Nov 8, 2026490.54+0.02
Nov 7, 2026490.52+0.07
Nov 6, 2026490.45+0.19
Nov 5, 2026490.26+0.61

Common questions about Percy Priest Lake’s water level

  • The current water level at Percy Priest Lake is 490.63 ft (updated 10 hours ago). You can track the Percy Priest Lake lake level on the interactive chart and daily history above.

  • Full pool for Percy Priest Lake is 490 ft — the normal conservation target elevation when the reservoir is at its designed summer or operating pool.

  • The current 7-day trend for the Percy Priest Lake lake level is rising — rising about 0.96 ft over the past week. See the history chart above for the full picture.

  • Based on the latest gauge reading, Percy Priest Lake is currently 0.63 ft above full pool.

Lake level glossary

Definitions for pool targets, datums, and how elevation readings are labeled.

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