Guadalupe River Basin Reservoirs: Monitored Water Supply Reservoirs are 62.9% full on 2026-07-04
Historical Data
| Date | Percent Full |
Reservoir Storage (acre-ft) |
Conservation Storage (acre-ft) |
Conservation Capacity (acre-ft) |
|
|---|---|---|---|---|---|
| Most recent | 2026-07-04 | 62.9 | 257,823 | 257,752 | 409,821 |
| 1 day prior | 2026-07-03 | 62.9 | 258,048 | 257,977 | 409,821 |
| 2 days prior | 2026-07-02 | 63.0 | 258,273 | 258,202 | 409,821 |
| 1 week prior | 2026-06-27 | 63.3 | 259,474 | 259,403 | 409,821 |
| 1 month prior | 2026-06-04 | 60.7 | 248,951 | 248,880 | 409,821 |
| 3 months prior | 2026-04-04 | 60.2 | 246,707 | 246,636 | 409,821 |
| 6 months prior | 2026-01-04 | 62.8 | 257,566 | 257,495 | 409,821 |
| 1 year prior | 2025-07-04 | 50.4 | 207,748 | 206,554 | 409,821 |
*
Percent Full is based on Conservation Storage and Conservation Capacity and doesn't account for storage in flood pool.
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 |
|
61.2 | 888.21 | -20.79 | 232,029 | 231,958 | 378,781 | 5,968 |
| Coleto Creek |
|
83.0 | 95.78 | -2.22 | 25,748 | 25,748 | 31,040 | 2,338 |