Houston Area Reservoirs: Monitored Water Supply Reservoirs are 99.0% full on 2026-03-17
Historical Data
| Date | Percent Full |
Reservoir Storage (acre-ft) |
Conservation Storage (acre-ft) |
Conservation Capacity (acre-ft) |
|
|---|---|---|---|---|---|
| Today | 2026-03-17 | 99.0 | 2,159,824 | 2,130,870 | 2,153,399 |
| Yesterday | 2026-03-16 | 99.2 | 2,174,790 | 2,135,132 | 2,153,399 |
| 2 days ago | 2026-03-15 | 99.1 | 2,161,393 | 2,134,550 | 2,153,399 |
| 1 week ago | 2026-03-10 | 99.0 | 2,164,966 | 2,132,036 | 2,153,399 |
| 1 month ago | 2026-02-17 | 99.1 | 2,161,674 | 2,133,002 | 2,153,399 |
| 3 months ago | 2025-12-17 | 99.1 | 2,141,060 | 2,133,776 | 2,153,399 |
| 6 months ago | 2025-09-17 | 99.5 | 2,147,433 | 2,143,605 | 2,153,399 |
| 1 year ago | 2025-03-17 | 99.2 | 2,143,383 | 2,136,443 | 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. - | 78.40 | - n.a. - | - n.a. - | - n.a. - | - n.a. - | - n.a. - |
| Barker 2 |
|
- n.a. - | 80.06 | - n.a. - | - n.a. - | - n.a. - | - n.a. - | - n.a. - |
| Conroe |
|
95.1 | 199.95 | -1.05 | 397,014 | 396,987 | 417,577 | 19,327 |
| Houston |
|
98.5 | 42.21 | -0.17 | 134,180 | 130,379 | 132,318 | 11,368 |
| Livingston |
|
100.0 | 131.32 | 0.32 | 1,628,630 | 1,603,504 | 1,603,504 | - n.a. - |
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.