San-Jacinto River Basin Reservoirs: Monitored Water Supply Reservoirs are 98.4% full on 2025-09-28
Historical Data
| Date | Percent Full |
Reservoir Storage (acre-ft) |
Conservation Storage (acre-ft) |
Conservation Capacity (acre-ft) |
|
|---|---|---|---|---|---|
| Today | 2025-09-28 | 98.4 | 545,023 | 541,195 | 549,895 |
| Yesterday | 2025-09-27 | 98.5 | 545,416 | 541,588 | 549,895 |
| 2 days ago | 2025-09-26 | 98.6 | 546,350 | 542,178 | 549,895 |
| 1 week ago | 2025-09-21 | 98.8 | 547,209 | 543,381 | 549,895 |
| 1 month ago | 2025-08-28 | 98.7 | 546,306 | 542,478 | 549,895 |
| 3 months ago | 2025-06-28 | 100.0 | 560,247 | 549,895 | 549,895 |
| 6 months ago | 2025-03-28 | 99.1 | 548,698 | 544,870 | 549,895 |
| 1 year ago | 2024-09-28 | 97.1 | 537,715 | 533,887 | 549,895 |
*
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) |
|---|---|---|---|---|---|---|---|---|
| Addicks 1 |
|
- n.a. - | 76.35 | - n.a. - | - n.a. - | - n.a. - | - n.a. - | - n.a. - |
| Barker 2 |
|
- n.a. - | 69.61 | - n.a. - | - n.a. - | - n.a. - | - n.a. - | - n.a. - |
| Conroe |
|
97.9 | 200.56 | -0.44 | 408,904 | 408,877 | 417,577 | 19,656 |
| Houston |
|
100.0 | 42.38 | 0.00 | 136,119 | 132,318 | 132,318 | 11,443 |
footnotes
1
Addicks Reservoir is a flood control lake. It is not used for water supply and under normal conditions it is empty.
2
Barker Reservoir is a flood control lake. It is not used for water supply and under normal conditions it is empty.