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Lake Thurmond (Clarks Hill) water level today
Lake Thurmond (Clarks Hill) is at 319.53 ft, as of October 18, 2026.
- Past week: down 0.20 ft
- Compared with a year ago: down 6.66 ft
- 6.56 ft below the 10-year average for October 18 (326.09 ft)
- Lower on this date in 0 of the 13 years on record
Water level319.53 ftelevation, feet
vs. normal-6.56 ft10-year average for today
7-day change-0.20 ft
30-day change-1.40 ft
1-year change-6.66 ft
Past 12 months
Past 12 monthsYear before
Last 30 days
| Date | Level (ft) |
|---|---|
| Oct 18 | 319.53 |
| Oct 17 | 319.66 |
| Oct 16 | 319.76 |
| Oct 15 | 319.74 |
| Oct 14 | 319.72 |
| Oct 13 | 319.68 |
| Oct 12 | 319.64 |
| Oct 11 | 319.73 |
| Oct 10 | 319.73 |
| Oct 9 | 319.77 |
| Oct 8 | 319.86 |
| Oct 7 | 319.93 |
| Oct 6 | 319.97 |
| Oct 5 | 320.03 |
| Oct 4 | 320.13 |
| Oct 3 | 320.20 |
| Oct 2 | 320.28 |
| Oct 1 | 320.34 |
| Sep 30 | 320.41 |
| Sep 29 | 320.49 |
| Sep 28 | 320.58 |
| Sep 27 | 320.70 |
| Sep 26 | 320.86 |
| Sep 25 | 320.95 |
| Sep 24 | 321.12 |
| Sep 23 | 321.13 |
| Sep 22 | 321.05 |
| Sep 21 | 320.94 |
| Sep 20 | 320.93 |
| Sep 19 | 320.93 |
| Sep 18 | 320.93 |
This date in past years
| Date | Level (ft) | Today vs. then |
|---|---|---|
| October 18, 2025 | 326.19 | -6.66 |
| October 18, 2024 | 329.15 | -9.62 |
| October 18, 2023 | 324.87 | -5.34 |
| October 18, 2022 | 325.33 | -5.80 |
| October 18, 2021 | 330.92 | -11.39 |
| October 18, 2020 | 329.81 | -10.28 |
| October 18, 2019 | 324.75 | -5.22 |
| October 18, 2018 | 326.70 | -7.17 |
| October 18, 2017 | 321.03 | -1.50 |
| October 18, 2016 | 322.15 | -2.62 |
Records
Highest level on record: 335.97 ft (January 1, 2016). Lowest: 314.45 ft (December 10, 2012). Records in this series start October 23, 2011.
About these numbers
- Levels are daily mean water-surface elevations measured by the U.S. Geological Survey at this lake's gauge
- Recent readings are provisional and can be revised once USGS reviews them
- "vs. normal" compares today with the average for the same calendar date over the last 10 years of this gauge's record
- Latest reading: October 18, 2026. Official USGS page for this gauge