Lake Limestone: 83.1% full as of 2026-10-19
Historical Data
| Date | Percent Full |
Mean Water Level (ft) |
Reservoir Storage (acre-ft) |
Conservation Storage (acre-ft) |
Conservation Capacity (acre-ft) |
Surface Area (acres) |
|
|---|---|---|---|---|---|---|---|
| Today | 2026-10-19 | 83.1 | 360.09 | 169,281 | 169,281 | 203,780 | 11,217 |
| Yesterday | 2026-10-18 | 83.2 | 360.11 | 169,506 | 169,506 | 203,780 | 11,224 |
| 2 days ago | 2026-10-17 | 83.5 | 360.16 | 170,068 | 170,068 | 203,780 | 11,242 |
| 1 week ago | 2026-10-12 | 84.0 | 360.26 | 171,194 | 171,194 | 203,780 | 11,279 |
| 1 month ago | 2026-09-19 | 86.9 | 360.78 | 177,113 | 177,113 | 203,780 | 11,497 |
| 3 months ago | 2026-07-19 | 97.8 | 362.64 | 199,336 | 199,336 | 203,780 | 12,280 |
| 6 months ago | 2026-04-19 | 84.4 | 360.33 | 171,984 | 171,984 | 203,780 | 11,306 |
| 1 year ago | 2025-10-19 | 89.8 | 361.29 | 183,060 | 183,060 | 203,780 | 11,834 |
*
Percent Full is based on Conservation Storage and Conservation Capacity and doesn't account for storage in flood pool.
**
Values above, including today's are averaged conditions. For near real-time instantaneous water level, see table below or the interactive map viewer.
Most Recent Instantaneous Water Level
| Date/time |
Water Level (ft) |
Conservation Pool Elevation (ft) |
Height Above Conservation Pool (ft) |
|
|---|---|---|---|---|
| Most recent | 2026-10-19 16:15 | 360.07 | 363.00 | -2.93 |
| 1 hour prior | 2026-10-19 15:15 | 360.08 | 363.00 | -2.92 |
| 2 hours prior | 2026-10-19 14:15 | 360.08 | 363.00 | -2.92 |
| 6 hours prior | 2026-10-19 10:15 | 360.08 | 363.00 | -2.92 |
| 12 hours prior | 2026-10-19 04:15 | 360.09 | 363.00 | -2.91 |
| 24 hours prior | 2026-10-18 16:15 | 360.08 | 363.00 | -2.92 |
| 48 hours prior | 2026-10-17 16:15 | 360.14 | 363.00 | -2.86 |
*
Data is provisional and subject to revision.
Additional Information
| Impoundment date | 1978-01-01 |
| Vertical datum | NGVD29 |
| Dead pool elevation | 322.00 ft above NGVD29 |
| Service spillway crest elevation | 337.00 ft above NGVD29 |
| Emergency spillway crest elevation | 369.60 ft above NGVD29 |
| Emergency spillway crest elevation | 370.00 ft above NGVD29 |
| Maximum design elevation | 376.00 ft above NGVD29 |
| Top of dam elevation | 380.00 ft above NGVD29 |
| Conservation pool elevation | 363.00 ft above NGVD29 |
| Data download (CSV) | period of record, last one year, last 30 days |
Elevation-Area-Capacity Curves
1978-01-01 (source: USGS)
1995-10-01 (source: USGS)
2002-04-01 (source: TWDB)
: GIS Data
2012-04-01 (source: TWDB)
: GIS Data
|
|
| Data Source | USGS:08110470 |
| USGS Monitoring Location | USGS:08110470 |
Lake Location
