Lake Greenwood Water Level
South Carolina · updated daily from the U.S. Geological Survey
439.16 ft
Lake Greenwood is high for this time of year and steady (-0.03 ft in the last 7 days).
Change since yesterday: +0.01 ft
Reading as of 2026-08-14 · higher than 81% of August readings on record
Where Lake Greenwood sits historically
Today's level compared with every reading in our 42.9-year record for this lake.
Since yesterday
+0.01 ft
7-day change
-0.03 ft
30-day change
+0.03 ft
1-year change
+0.08 ft
Last 30 days
Last 12 months
Full history (42.9 years)
Lake Greenwood records and averages
| Current level | 439.16 ft |
|---|---|
| Record high | 440.13 ft (1983-12-07) |
| Record low | 434.26 ft (2022-01-19) |
| Average of all readings | 437.88 ft |
| Data span | 42.9 years (12,301 readings) |
Frequently asked questions
Is Lake Greenwood full right now?
As of 2026-08-14, Lake Greenwood sits at 439.16 ft, which is high for this time of year.Over the past 30 days the level has risen 0.03 ft.
What is the water level at Lake Greenwood today?
The most recent reading is 439.16 ft (2026-08-14), sourced from the U.S. Geological Survey. Readings on this page refresh automatically as the agency publishes new data.
What is the highest Lake Greenwood has ever been?
The highest level in our records is 440.13 ft on 1983-12-07. The lowest is 434.26 ft on 2022-01-19. Our record covers about 42.9 years of readings.
Is Lake Greenwood low for this time of year?
Compared with every August in our records, the current level is higher than 81% of them — high for this time of year. Seasonal comparison matters more than the raw number, because most reservoirs draw down predictably through late summer and refill over winter and spring.
Why is Lake Greenwood changing right now?
Reservoir levels move for four main reasons: rainfall and runoff into the basin, releases through the dam for downstream water supply, power generation or flood control, evaporation during hot months, and seasonal drawdown schedules set by the operating agency. Lake Greenwood has risen 0.03 ft over the past 30 days. For the operational reason on any given week, check the U.S. Geological Survey directly.
How much has Lake Greenwood changed over the past year?
The level is +0.08 ft compared with this date last year (439.16 ft today). The full-history chart above covers 42.9 years, with a record high of 440.13 ft and a record low of 434.26 ft.
Nearby lakes in South Carolina
Source: the U.S. Geological Survey. Readings are provisional and subject to revision by the publishing agency. All South Carolina lake levels.