Cypress River Basin Reservoirs: Monitored Water Supply Reservoirs are 96.5% full on 2026-04-21
Historical Data
| Date | Percent Full |
Reservoir Storage (acre-ft) |
Conservation Storage (acre-ft) |
Conservation Capacity (acre-ft) |
|
|---|---|---|---|---|---|
| Today | 2026-04-21 | 96.5 | 664,916 | 545,537 | 565,174 |
| Yesterday | 2026-04-20 | 96.5 | 664,979 | 545,600 | 565,174 |
| 2 days ago | 2026-04-19 | 96.7 | 665,865 | 546,486 | 565,174 |
| 1 week ago | 2026-04-14 | 96.7 | 665,799 | 546,420 | 565,174 |
| 1 month ago | 2026-03-21 | 94.6 | 653,823 | 534,444 | 565,174 |
| 3 months ago | 2026-01-21 | 95.5 | 657,872 | 539,736 | 565,174 |
| 6 months ago | 2025-10-21 | 96.4 | 658,258 | 544,692 | 565,174 |
| 1 year ago | 2025-04-21 | 99.2 | 796,112 | 560,406 | 565,174 |
*
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 |
|
95.6 | 336.53 | -0.97 | 194,618 | 183,887 | 192,417 | 8,699 |
| Caddo 1 |
|
100.0 | 168.93 | 0.43 | 138,546 | 29,898 | 29,898 | 27,670 |
| Cypress Springs |
|
96.4 | 377.26 | -0.74 | 64,384 | 64,384 | 66,756 | 3,178 |
| Lake O' the Pines |
|
99.2 | 228.39 | -0.11 | 239,427 | 239,427 | 241,363 | 17,560 |
| Monticello |
|
80.4 | 336.38 | -3.62 | 27,941 | 27,941 | 34,740 | 1,673 |
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.