Ninetynine Island Reservoir level history
In the 367 days we have on record (Nov 3, 2025 to Nov 4, 2026), the highest level was 514.77 ft on Oct 11, 2026 and the lowest was 507.71 ft on Jun 22, 2026.
Ninetynine Island Reservoir Water Level Today
Current elevation 510.92 ft
▲ 0.10 ft in 24 h▲ 1.17 ft in 7 days
As of Nov 4, 2026, 8:00 AM EST, Ninetynine Island Reservoir is at 510.92 ft. The level has risen 1.17 ft over the last 7 days.
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Ninetynine Island Reservoir level history
Level
| Date | Elevation | Daily change | Storage |
|---|---|---|---|
| Nov 4, 2026 | 510.92 ft | +0.10 ft | — |
| Nov 3, 2026 | 510.82 ft | +0.02 ft | — |
| Nov 2, 2026 | 510.80 ft | 0.00 ft | — |
| Nov 1, 2026 | 510.80 ft | +0.56 ft | — |
| Oct 31, 2026 | 510.24 ft | +0.43 ft | — |
| Oct 30, 2026 | 509.81 ft | −0.05 ft | — |
| Oct 29, 2026 | 509.86 ft | +0.11 ft | — |
| Oct 28, 2026 | 509.75 ft | +0.01 ft | — |
| Oct 27, 2026 | 509.74 ft | −0.06 ft | — |
| Oct 26, 2026 | 509.80 ft | −0.02 ft | — |
| Oct 25, 2026 | 509.82 ft | +0.07 ft | — |
| Oct 24, 2026 | 509.75 ft | −0.09 ft | — |
| Oct 23, 2026 | 509.84 ft | +0.02 ft | — |
| Oct 22, 2026 | 509.82 ft | −0.05 ft | — |
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Lakes near Ninetynine Island Reservoir
Gaston Shoals Reservoir 9.4 mi · 94.55 ft Lake Blalock 21 mi · 709.96 ft Neal Shoals Reservoir 26 mi · 330.90 ft Lake William C. Bowen 31 mi · 814.73 ft Tyger Lake 32 mi · 710.83 ft Monticello Reservoir 51 mi · 422.88 ft
All South Carolina lake levels FAQ
What is the Ninetynine Island Reservoir water level today?
510.92 ft as of Nov 4, 2026, 8:00 AM EST, reported by the U.S. Geological Survey.
How often is this page updated?
Every 3 hours. The gauge reports several times a day.
What is the highest and lowest level of Ninetynine Island Reservoir?
In the period we have (since Nov 3, 2025): 514.77 ft and 507.71 ft.
Data: U.S. Geological Survey, gauge 02153550 (official page). Provisional data, subject to revision. For information only. Not for navigation or flood safety decisions. Check the official source. LakeLevelHQ is not affiliated with any government agency.