Upper-Coast Climate Division Reservoirs: Monitored Water Supply Reservoirs are 89.9% 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 | 89.9 | 270,997 | 261,983 | 291,293 |
| Yesterday | 2025-09-27 | 90.0 | 271,266 | 262,252 | 291,293 |
| 2 days ago | 2025-09-26 | 90.2 | 272,059 | 262,701 | 291,293 |
| 1 week ago | 2025-09-21 | 90.5 | 272,588 | 263,574 | 291,293 |
| 1 month ago | 2025-08-28 | 93.7 | 281,880 | 272,866 | 291,293 |
| 3 months ago | 2025-06-28 | 99.8 | 303,027 | 290,676 | 291,293 |
| 6 months ago | 2025-03-28 | 81.4 | 246,244 | 237,230 | 291,293 |
| 1 year ago | 2024-09-28 | 93.6 | 281,601 | 272,587 | 291,293 |
*
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. - |
| Houston |
|
100.0 | 42.38 | 0.00 | 136,119 | 132,318 | 132,318 | 11,443 |
| Texana |
|
81.6 | 40.96 | -3.04 | 134,878 | 129,665 | 158,975 | 8,955 |
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.