Houston Area Reservoirs: Monitored Water Supply Reservoirs are 98.9% full on 2025-08-20
Historical Data
| Date | Percent Full |
Reservoir Storage (acre-ft) |
Conservation Storage (acre-ft) |
Conservation Capacity (acre-ft) |
|
|---|---|---|---|---|---|
| Today | 2025-08-20 | 98.9 | 2,135,129 | 2,128,657 | 2,153,399 |
| Yesterday | 2025-08-19 | 98.7 | 2,130,313 | 2,124,993 | 2,153,399 |
| 2 days ago | 2025-08-18 | 98.7 | 2,130,428 | 2,124,993 | 2,153,399 |
| 1 week ago | 2025-08-13 | 99.1 | 2,137,844 | 2,133,098 | 2,153,399 |
| 1 month ago | 2025-07-20 | 100.0 | 2,169,740 | 2,153,399 | 2,153,399 |
| 3 months ago | 2025-05-20 | 99.9 | 2,158,111 | 2,151,810 | 2,153,399 |
| 6 months ago | 2025-02-20 | 99.3 | 2,207,643 | 2,138,246 | 2,153,399 |
| 1 year ago | 2024-08-20 | 99.6 | 2,148,331 | 2,144,503 | 2,153,399 |
*
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. - | 76.41 | - n.a. - | - n.a. - | - n.a. - | - n.a. - | - n.a. - |
| Barker 2 |
|
- n.a. - | 70.67 | - n.a. - | - n.a. - | - n.a. - | - n.a. - | - n.a. - |
| Conroe |
|
98.0 | 200.57 | -0.43 | 409,100 | 409,073 | 417,577 | 19,662 |
| Houston |
|
100.0 | 42.61 | 0.23 | 138,763 | 132,318 | 132,318 | - n.a. - |
| Livingston |
|
99.0 | 130.79 | -0.21 | 1,587,266 | 1,587,266 | 1,603,504 | 76,943 |
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.