Fort Patrick Henry Lake lake and shoreline

Fort Patrick Henry Lake Water Level

Officially Fort Patrick Henry Lake (South Fork Holston River)

Tennessee

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Fort Patrick Henry Lake

Fort Patrick Henry Lake is currently 2.3 feet below full pool, with a water-surface elevation of 1260.8 feet.

1260.75 ft · Updated 1 hour ago · Tennessee Valley Authority

Current level

1,260.75ft

−2.25 ft vs full pool

Normal

Vs full pool

Since last reading

Down 0.53 ft

Previous readingSep 221,260.43 ft

7-day change

Down 0.80 ft

7-day trend: Rising

8 daily readings in the last 7 days

30-day change

Down 1.19 ft

31 daily readings in the last 30 days

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Water Level History

Current
1260.75 ft
24h
-0.53 ft
7d
-0.80 ft
30d
-1.19 ft

Elevation (ft) MSL

Reference line is designed full pool.

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Lake Level Context

Level remains below the full pool

Fort Patrick Henry Lake is currently 1260.75 ft, 2.25 ft below its full pool. The lake has fallen 0.80 ft over the past 7 days and 1.19 ft over the past 30 days.

Fort Patrick Henry Lake Level Details

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

Conditions & Reference

Level status

2.25 ft below full pool

Current level
1,260.75 ft
Full pool
1,263 ft
DatumVertical reference for published pool and stage elevations at this lake (from the lake catalog).
Not available
Elevation reference
MSL
Source
TVA

Reference levels

  • Full pool1,263 ft

Watershed drought

Abnormally Dry

Abnormally dry (D0), not official drought.

Severity

NoneExtreme
Trend
Stable

Watershed drought conditions

Washington County, TN

Abnormally Dry

Abnormally Dry. The surrounding county is abnormally dry, which is not official drought.. Trend: Stable compared with last week. Official drought no

Severity

NoneExtreme

Weekly trend

Stable

Compared with last week

Official drought

No

Current conditions are classified as Abnormally Dry (D0), which is not considered official drought.

U.S. Drought Monitor · map date Sep 22, 2026. Updated weekly. droughtmonitor.unl.eduView drought map for Washington County, TN

Daily level summary

DateLevelChange
Sep 23, 20261,259.9-0.53
Sep 22, 20261,260.43-0.39
Sep 21, 20261,260.82-0.07
Sep 20, 20261,260.89-0.04
Sep 19, 20261,260.93+0.02
Sep 18, 20261,260.91+0.13
Sep 17, 20261,260.78+0.08

Common questions about Fort Patrick Henry Lake’s water level

  • The current water level at Fort Patrick Henry Lake is 1,260.75 ft (updated 1 hour ago). You can track the Fort Patrick Henry Lake lake level on the interactive chart and daily history above.

  • Full pool for Fort Patrick Henry Lake is 1,263 ft — the normal conservation target elevation when the reservoir is at its designed summer or operating pool.

  • The current 7-day trend for the Fort Patrick Henry Lake lake level is rising — rising about 0.80 ft over the past week. See the history chart above for the full picture.

  • Based on the latest gauge reading, Fort Patrick Henry Lake is currently 2.25 ft below full pool.

Lake level glossary

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

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