San Angelo Area Reservoirs: Monitored Water Supply Reservoirs are 36.5% full on 2025-11-02
Historical Data
| Date | Percent Full |
Reservoir Storage (acre-ft) |
Conservation Storage (acre-ft) |
Conservation Capacity (acre-ft) |
|
|---|---|---|---|---|---|
| Today | 2025-11-02 | 36.5 | 318,649 | 314,406 | 862,151 |
| Yesterday | 2025-11-01 | 36.5 | 318,539 | 314,296 | 862,151 |
| 2 days ago | 2025-10-31 | 36.5 | 319,130 | 314,887 | 862,151 |
| 1 week ago | 2025-10-26 | 36.7 | 320,842 | 316,599 | 862,151 |
| 1 month ago | 2025-10-02 | 37.9 | 330,728 | 326,485 | 862,151 |
| 3 months ago | 2025-08-02 | 41.3 | 359,948 | 355,705 | 862,151 |
| 6 months ago | 2025-05-02 | 31.0 | 271,906 | 267,663 | 862,151 |
| 1 year ago | 2024-11-02 | 25.0 | 220,081 | 215,838 | 862,151 |
*
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) |
|---|---|---|---|---|---|---|---|---|
| Nasworthy |
|
85.2 | 1,871.70 | -1.01 | 8,689 | 8,196 | 9,615 | 1,232 |
| O C Fisher |
|
15.7 | 1,876.72 | -31.28 | 18,167 | 18,166 | 115,742 | 1,434 |
| O H Ivie |
|
47.8 | 1,532.56 | -18.94 | 265,249 | 265,249 | 554,340 | - n.a. - |
| Twin Buttes |
|
12.5 | 1,905.33 | -34.87 | 26,544 | 22,795 | 182,454 | 1,752 |