Current level
96.9ft
−4.10 ft vs full pool
Low
Vs full pool
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Great Falls Lake is currently at 96.90 ft, 4.10 ft below full pool. The current Great Falls Lake lake level rose 0.26 ft since the last reading and remains up 0.37 ft over the past seven days.
Great Falls Lake is 4.10 ft below full pool, and its current lake level has risen 0.37 ft over the past seven days.
96.90 ft · Updated 6 hours ago · NOAA / National Weather Service — Advanced Hydrologic Prediction Service
Current level
96.9ft
−4.10 ft vs full pool
Low
Vs full pool
Since last reading
Previous readingAug 1596.93 ft
7-day change
7-day trend: Rising
8 daily readings in the last 7 days
30-day change
31 daily readings in the last 30 days
Selected for low water conditions. Water levels are running well below full pool, so navigation and shallow-water awareness gear is especially useful right now.

Water levels are running well below full pool, so navigation and shallow-water awareness gear is especially useful right now.
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Elevation (ft) Duke full-pond gauge (100.0 = full pond) · Duke full-pond gauge (100.0 = full pond)
Published elevations from lake operators when provided by the data service.
Chester County, SC
Abnormally Dry
ImprovingMinor drought conditions are developing.
Severity
Official drought: 0.1% of watershed in official drought (D1+).
Aug 16, 2026
97.19 ft
+0.26 ft
Aug 15, 2026
96.93 ft
+0.47 ft
Aug 14, 2026
96.46 ft
-0.09 ft
Aug 13, 2026
96.55 ft
-0.4 ft
Aug 12, 2026
96.95 ft
+0.08 ft
Aug 11, 2026
96.87 ft
+0.03 ft
Aug 10, 2026
96.84 ft
+0.02 ft
| Date | Level (ft) | Change (ft) |
|---|---|---|
| Aug 16, 2026 | 97.19 | +0.26 |
| Aug 15, 2026 | 96.93 | +0.47 |
| Aug 14, 2026 | 96.46 | -0.09 |
| Aug 13, 2026 | 96.55 | -0.4 |
| Aug 12, 2026 | 96.95 | +0.08 |
| Aug 11, 2026 | 96.87 | +0.03 |
| Aug 10, 2026 | 96.84 | +0.02 |
| Aug 9, 2026 | 96.82 | -0.51 |
| Aug 8, 2026 | 97.33 | -0.23 |
| Aug 7, 2026 | 97.56 | -0.22 |
| Aug 6, 2026 | 97.78 | +0.28 |
| Aug 5, 2026 | 97.5 | +0.1 |
| Aug 4, 2026 | 97.4 | +0.04 |
| Aug 3, 2026 | 97.36 | +0.22 |
The current water level at Great Falls Lake is 96.9 ft (updated 6 hours ago). You can track the Great Falls Lake lake level on the interactive chart and daily history above.
Full pool for Great Falls Lake is 101 ft — the normal conservation target elevation when the reservoir is at its designed summer or operating pool.
The current 7-day trend for the Great Falls Lake lake level is rising — rising about 0.37 ft over the past week. See the history chart above for the full picture.
Based on the latest gauge reading, Great Falls Lake is currently 4.10 ft below full pool.
Definitions for pool targets, datums, and how elevation readings are labeled.
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