Lake Amon G Carter: 83.4% full as of 2026-08-03
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 | 2026-08-03 | 83.4 | 917.71 | 16,852 | 16,068 | 19,266 | 1,319 |
| Yesterday | 2026-08-02 | 83.5 | 917.73 | 16,879 | 16,095 | 19,266 | 1,320 |
| 2 days ago | 2026-08-01 | 83.8 | 917.77 | 16,932 | 16,148 | 19,266 | 1,323 |
| 1 week ago | 2026-07-27 | 84.8 | 917.91 | 17,120 | 16,336 | 19,266 | 1,333 |
| 1 month ago | 2026-07-03 | 88.8 | 918.47 | 17,885 | 17,101 | 19,266 | 1,374 |
| 3 months ago | 2026-05-03 | 85.6 | 918.03 | 17,283 | 16,499 | 19,266 | 1,341 |
| 6 months ago | 2026-02-03 | 87.4 | 918.27 | 17,613 | 16,829 | 19,266 | 1,360 |
| 1 year ago | 2025-08-03 | 100.0 | 920.13 | 20,261 | 19,266 | 19,266 | 1,498 |
*
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 | 2026-08-03 15:00 | 917.70 | 920.00 | -2.30 |
| 1 hour prior | 2026-08-03 14:00 | 917.70 | 920.00 | -2.30 |
| 2 hours prior | 2026-08-03 13:00 | 917.70 | 920.00 | -2.30 |
| 6 hours prior | 2026-08-03 09:00 | 917.70 | 920.00 | -2.30 |
| 12 hours prior | 2026-08-03 03:00 | 917.71 | 920.00 | -2.29 |
| 24 hours prior | 2026-08-02 15:00 | 917.70 | 920.00 | -2.30 |
| 48 hours prior | 2026-08-01 15:00 | 917.87 | 920.00 | -2.13 |
*
Data is provisional and subject to revision.
Additional Information
| Impoundment date | 1956-01-01 |
| Vertical datum | NGVD29 |
| Dead pool elevation | 892.50 ft above NGVD29 |
| Service spillway crest elevation | 920.00 ft above NGVD29 |
| Emergency spillway crest elevation | 928.20 ft above NGVD29 |
| Top of dam elevation | 944.80 ft above NGVD29 |
| Conservation pool elevation | 920.00 ft above NGVD29 |
| Data download (CSV) | period of record, last one year, last 30 days |
Elevation-Area-Capacity Curves
1974-10-01 (source: TWDB)
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| Data Source | USGS:08043700 |
| USGS Monitoring Location | USGS:08043700 |
Lake Location
