What is the current water level at South Holston Lake?

The current water level at South Holston Lake is 1,722.25 ft (updated 13 hours ago). See the live chart and daily history on this page for trends.

How often is South Holston Lake lake level data updated?

Readings are refreshed when Tennessee Valley Authority (TVA) — Lake Levels & Generation Data publishes new gauge data — typically daily for most reservoirs. The timestamp above the chart shows when the latest observation arrived on Lake Insights.

What is full pool for South Holston Lake?

Full pool for South Holston Lake is 1,729 ft — the normal conservation target when the reservoir is at its designed summer or operating pool.

How far above or below full pool is South Holston Lake?

South Holston Lake is currently −6.75 ft vs full pool relative to full pool on the latest gauge reading.

South Holston Lake

TennesseeVirginia

Current level

1,722.25ft

−6.75 ft vs full pool

24h change

−0.03 ft

vs prior daily summary

Trend

Falling

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Current level

1,722.25 ft

−6.75 ft vs full pool

Share feedback or correction

Since last reading

−0.03 ft

Yesterday

Jun 24

1,722.29ft

7-day change

−0.07 ft

Net change vs. reading nearest 7 days ago

8 daily readings in the last 7 days · Hover for date and level

30-day change

−2.72 ft

Net change vs. reading nearest 30 days ago

31 daily readings in the last 30 days · Hover for date and level

Lake level trend

Elevation (ft) MSL

Reference line uses full pool when that elevation is available for this lake.

Level breakdown

Full Pool: 1,729 ft
Current Level: 1,722.25 ft
Difference: -6.75 ft

DatumVertical reference for published pool and stage elevations at this lake (from the lake catalog).: Not available
Elevation reference: MSL
Source: Tennessee Valley Authority (TVA) — Lake Levels & Generation Data

Level breakdown & datum

Full Pool: 1,729 ft
Current Level: 1,722.25 ft
Difference: -6.75 ft

DatumVertical reference for published pool and stage elevations at this lake (from the lake catalog).: Not available
Elevation reference: MSL
Source: Tennessee Valley Authority (TVA) — Lake Levels & Generation Data

Level thresholds

Published elevations from lake operators when provided by the data service.

Flood stageNot available
Full pool1,729 ft
Winter pool1,692 ft

Level thresholds

Published elevations from lake operators when provided by the data service.

Flood stageNot available
Full pool1,729 ft
Winter pool1,692 ft

Watershed drought conditions

Sullivan County, TN · surrounding county from lake location

Moderate Drought100% of countyImproving vs last week

Gear & Essentials

· curated for South Holston Lake

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7 & 30 day trends