Cypress River Basin Reservoirs: Monitored Water Supply Reservoirs are 87.9% full on 2026-09-13
Historical Data
| Date | Percent Full |
Reservoir Storage (acre-ft) |
Conservation Storage (acre-ft) |
Conservation Capacity (acre-ft) |
|
|---|---|---|---|---|---|
| Today | 2026-09-13 | 87.9 | 625,903 | 520,633 | 592,377 |
| Yesterday | 2026-09-12 | 87.8 | 624,334 | 520,154 | 592,377 |
| 2 days ago | 2026-09-11 | 87.7 | 623,224 | 519,578 | 592,377 |
| 1 week ago | 2026-09-06 | 87.7 | 622,744 | 519,229 | 592,377 |
| 1 month ago | 2026-08-13 | 91.3 | 647,924 | 540,852 | 592,377 |
| 3 months ago | 2026-06-13 | 93.8 | 671,771 | 555,576 | 592,377 |
| 6 months ago | 2026-03-13 | 94.8 | 659,240 | 535,734 | 565,174 |
| 1 year ago | 2025-09-13 | 97.9 | 696,885 | 579,832 | 592,377 |
*
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) |
|---|---|---|---|---|---|---|---|---|
| Bob Sandlin |
|
90.3 | 335.36 | -2.14 | 184,574 | 173,843 | 192,417 | 8,470 |
| Caddo 1 |
|
84.7 | 168.20 | -0.30 | 119,873 | 25,334 | 29,898 | 25,985 |
| Cypress Springs |
|
91.1 | 376.13 | -1.87 | 60,836 | 60,836 | 66,756 | 3,102 |
| Lake O' the Pines |
|
87.3 | 228.11 | -1.89 | 234,538 | 234,538 | 268,566 | 17,366 |
| Monticello |
|
75.1 | 335.25 | -4.75 | 26,082 | 26,082 | 34,740 | 1,583 |
footnotes
1
Caddo Lake straddles the border of Texas and Louisiana, Texas has rights to 50% of Lake Caddo's total conservation capacity. Percent full, conservation storage and conservation capacity are based on the Texas share.