Lake Yonah lake and shoreline

Lake Yonah Water Level

Officially Lake Yonah (Tugalo River)

Georgia

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Lake Yonah

Lake Yonah is currently 1.8 feet below full pool, with a water-surface elevation of 741.2 feet.

741.21 ft · Updated 6 hours ago · NOAA National Water Prediction Service

Current level

741.21ft

−1.79 ft vs full pool

Normal

Vs full pool

Since last reading

Up 0.66 ft

Previous readingSep 22742.54 ft

7-day change

Down 0.28 ft

7-day trend: Falling

8 daily readings in the last 7 days

30-day change

Down 0.01 ft

31 daily readings in the last 30 days

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Water Level History

Current
741.21 ft
24h
+0.66 ft
7d
-0.28 ft
30d
-0.01 ft

Elevation (ft) MSL

Reference line is designed full pool.

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Lake Level Context

Level remains below the full pool

Lake Yonah is currently 741.21 ft, 1.79 ft below its full pool. The lake has fallen 0.28 ft over the past 7 days and 0.01 ft over the past 30 days.

Lake Yonah Level Details

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

Conditions & Reference

Level status

1.79 ft below full pool

Current level
741.21 ft
Full pool
743 ft
DatumVertical reference for published pool and stage elevations at this lake (from the lake catalog).
Not available
Elevation reference
MSL
Source
NOAA

Reference levels

  • Full pool743 ft

Daily level summary

DateLevelChange
Sep 23, 2026743.2+0.66
Sep 22, 2026742.54+0.51
Sep 21, 2026742.03-0.34
Sep 20, 2026742.37-0.52
Sep 19, 2026742.89-0.04
Sep 18, 2026742.93-0.44
Sep 17, 2026743.37-0.11

Common questions about Lake Yonah’s water level

  • The current water level at Lake Yonah is 741.21 ft (updated 6 hours ago). You can track the Lake Yonah lake level on the interactive chart and daily history above.

  • Full pool for Lake Yonah is 743 ft — the normal conservation target elevation when the reservoir is at its designed summer or operating pool.

  • The current 7-day trend for the Lake Yonah lake level is falling — falling about 0.28 ft over the past week. See the history chart above for the full picture.

  • Based on the latest gauge reading, Lake Yonah is currently 1.79 ft below full pool.

Lake level glossary

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

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