Cypress River Basin Reservoirs: Monitored Water Supply Reservoirs are 95.0% full on 2026-07-20
Historical Data
| Date | Percent Full |
Reservoir Storage (acre-ft) |
Conservation Storage (acre-ft) |
Conservation Capacity (acre-ft) |
|
|---|---|---|---|---|---|
| Today | 2026-07-20 | 95.0 | 683,977 | 562,567 | 592,377 |
| Yesterday | 2026-07-19 | 95.0 | 685,293 | 562,835 | 592,377 |
| 2 days ago | 2026-07-18 | 95.1 | 686,971 | 563,203 | 592,377 |
| 1 week ago | 2026-07-13 | 94.9 | 687,712 | 562,065 | 592,377 |
| 1 month ago | 2026-06-20 | 94.9 | 687,153 | 562,042 | 592,377 |
| 3 months ago | 2026-04-20 | 96.8 | 666,134 | 547,008 | 565,174 |
| 6 months ago | 2026-01-20 | 95.5 | 656,718 | 539,553 | 565,174 |
| 1 year ago | 2025-07-20 | 98.9 | 718,300 | 585,795 | 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 |
|
96.0 | 336.63 | -0.87 | 195,489 | 184,758 | 192,417 | 8,718 |
| Caddo 1 |
|
100.0 | 169.01 | 0.51 | 140,577 | 29,898 | 29,898 | 27,848 |
| Cypress Springs |
|
97.4 | 377.46 | -0.54 | 65,021 | 65,021 | 66,756 | 3,193 |
| Lake O' the Pines |
|
94.9 | 229.25 | -0.75 | 254,777 | 254,777 | 268,566 | - n.a. - |
| Monticello |
|
80.9 | 336.48 | -3.52 | 28,113 | 28,113 | 34,740 | 1,682 |
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.