Guadalupe River Basin Reservoirs: Monitored Water Supply Reservoirs are 70.2% full on 2025-07-20
Historical Data
| Date | Percent Full |
Reservoir Storage (acre-ft) |
Conservation Storage (acre-ft) |
Conservation Capacity (acre-ft) |
|
|---|---|---|---|---|---|
| Today | 2025-07-20 | 70.2 | 287,768 | 287,549 | 409,821 |
| Yesterday | 2025-07-19 | 70.0 | 287,190 | 286,912 | 409,821 |
| 2 days ago | 2025-07-18 | 69.7 | 286,199 | 285,832 | 409,821 |
| 1 week ago | 2025-07-13 | 67.1 | 275,818 | 274,949 | 409,821 |
| 1 month ago | 2025-06-20 | 50.9 | 209,680 | 208,456 | 409,821 |
| 3 months ago | 2025-04-20 | 49.6 | 203,402 | 203,331 | 409,821 |
| 6 months ago | 2025-01-20 | 52.6 | 215,458 | 215,387 | 409,821 |
| 1 year ago | 2024-07-20 | 57.9 | 237,160 | 237,089 | 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 |
|
67.7 | 892.19 | -16.81 | 256,580 | 256,509 | 378,781 | 6,370 |
| Coleto Creek |
|
100.0 | 98.05 | 0.05 | 31,188 | 31,040 | 31,040 | 2,659 |