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 0.1 feet above full pool, with a water-surface elevation of 743.1 feet.

743.14 ft · Updated 4 hours ago · NOAA National Water Prediction Service

Current level

743.14ft

+0.14 ft vs full pool

Normal

Vs full pool

Since last reading

Down 0.12 ft

Previous readingNov 8743.45 ft

7-day change

Down 0.10 ft

7-day trend: Falling

8 daily readings in the last 7 days

30-day change

Down 0.27 ft

30 daily readings in the last 30 days

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Water Level History

Current
743.14 ft
24h
-0.12 ft
7d
-0.10 ft
30d
-0.27 ft

Elevation (ft) MSL

Reference line is designed full pool.

Water Temperature

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Lake Level Context

Level remains above the full pool

Lake Yonah is currently 743.14 ft, 0.14 ft above its full pool. The lake has fallen 0.10 ft over the past 7 days and 0.27 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

0.14 ft above full pool

Current level
743.14 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

Surrounding county drought

Abnormally Dry

1.1% of surrounding county in official drought (D1–D4).

Severity

NoneExtreme
Trend
Worsening

Surrounding county drought

Habersham County, GA

Abnormally Dry

Abnormally Dry. The largest share of Habersham County, GA is Abnormally Dry (D0). 1.1% of the county is still in Moderate Drought or worse (D1–D4), which the U.S. Drought Monitor treats as official drought. These figures describe the surrounding county from the lake location, not the lake itself.. Trend: Worsening compared with last week. Official drought (D1–D4) yes

Severity

NoneExtreme

Weekly trend

Worsening

Compared with last week

Official drought (D1–D4)

Yes

1.1% of the surrounding county is in official drought categories (D1–D4). Dominant category remains Abnormally Dry.

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 Habersham County, GA

Daily level summary

DateLevelChange
Nov 9, 2026743.33-0.12
Nov 8, 2026743.45+0.04
Nov 7, 2026743.41+0.04
Nov 6, 2026743.37-0.35
Nov 5, 2026743.72+0.26
Nov 4, 2026743.46-0.05
Nov 3, 2026743.51+0.08

Common questions about Lake Yonah’s water level

  • The current water level at Lake Yonah is 743.14 ft (updated 4 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 0.10 ft over the past week. See the history chart above for the full picture.

  • Based on the latest gauge reading, Lake Yonah is currently 0.14 ft above full pool.

Lake level glossary

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

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