Guadalupe River Basin Reservoirs: Monitored Water Supply Reservoirs are 69.4% full on 2025-08-31
Historical Data
| Date | Percent Full |
Reservoir Storage (acre-ft) |
Conservation Storage (acre-ft) |
Conservation Capacity (acre-ft) |
|
|---|---|---|---|---|---|
| Today | 2025-08-31 | 69.4 | 284,536 | 284,465 | 409,821 |
| Yesterday | 2025-08-30 | 69.5 | 284,736 | 284,665 | 409,821 |
| 2 days ago | 2025-08-29 | 69.5 | 285,001 | 284,930 | 409,821 |
| 1 week ago | 2025-08-24 | 69.9 | 286,395 | 286,324 | 409,821 |
| 1 month ago | 2025-07-31 | 70.7 | 289,665 | 289,594 | 409,821 |
| 3 months ago | 2025-05-31 | 48.7 | 199,762 | 199,691 | 409,821 |
| 6 months ago | 2025-02-28 | 51.5 | 211,019 | 210,948 | 409,821 |
| 1 year ago | 2024-08-31 | 58.8 | 241,079 | 241,008 | 409,821 |
*
Percent Full is based on Conservation Storage and Conservation Capacity and doesn't account for storage in flood pool.
Area Map
Reservoir Storage
| Reservoir | Type | Percent Full |
Water Level (ft) |
Height Above Conservation Pool (ft) |
Reservoir Storage (acre-ft) |
Conservation Storage (acre-ft) |
Conservation Capacity (acre-ft) |
Surface Area (acres) |
|---|---|---|---|---|---|---|---|---|
| Canyon |
|
67.6 | 892.12 | -16.88 | 256,134 | 256,063 | 378,781 | 6,363 |
| Coleto Creek |
|
91.5 | 96.88 | -1.12 | 28,402 | 28,402 | 31,040 | 2,497 |