Reservoir Storage Summary for River Basins on 2026-05-03
Percent Full
| Today | Yesterday | 2 days ago | 1 week ago | 1 month ago | 3 months ago | 6 months ago | 1 year ago | |
|---|---|---|---|---|---|---|---|---|
| 2026-05-03 | 2026-05-02 | 2026-05-01 | 2026-04-26 | 2026-04-03 | 2026-02-03 | 2025-11-03 | 2025-05-03 | |
| Brazos | 88.1 | 88.1 | 88.0 | 87.8 | 85.1 | 86.0 | 87.5 | 90.2 |
| Canadian | 39.9 | 40.0 | 40.0 | 40.2 | 40.8 | 41.5 | 42.4 | 36.9 |
| Colorado | 60.4 | 60.4 | 60.4 | 60.3 | 59.7 | 61.2 | 62.9 | 43.2 |
| Cypress | 97.3 | 97.3 | 97.3 | 97.2 | 94.2 | 95.8 | 96.0 | 99.3 |
| Guadalupe | 60.3 | 60.3 | 60.2 | 60.0 | 60.2 | 62.0 | 65.5 | 49.3 |
| Lavaca | 67.2 | 65.6 | 64.8 | 64.1 | 50.7 | 59.5 | 73.5 | 75.4 |
| Neches | 75.9 | 75.9 | 75.9 | 75.9 | 75.6 | 72.5 | 74.0 | 100.0 |
| Nueces | 7.6 | 7.7 | 7.7 | 7.7 | 7.9 | 9.5 | 11.2 | 16.4 |
| Red | 91.3 | 91.4 | 91.4 | 91.5 | 90.0 | 89.6 | 91.6 | 93.9 |
| Rio Grande | 27.5 | 27.5 | 27.5 | 27.5 | 26.6 | 28.8 | 27.4 | 21.4 |
| Sabine | 92.3 | 92.4 | 92.3 | 91.6 | 90.0 | 86.5 | 87.5 | 99.4 |
| San Antonio | 3.9 | 3.9 | 3.9 | 3.9 | 3.9 | 4.4 | 5.3 | 2.1 |
| San Jacinto | 96.7 | 96.7 | 95.5 | 93.9 | 95.9 | 95.8 | 96.1 | 100.0 |
| Sulphur | 87.2 | 87.3 | 87.3 | 86.8 | 83.0 | 79.1 | 84.6 | 99.5 |
| Trinity | 95.9 | 96.0 | 96.0 | 95.8 | 95.2 | 93.3 | 92.8 | 99.7 |
*
Percent Full is based on Conservation Storage and Conservation Capacity.
Recent Conditions
| Percent Full |
Reservoir Storage (acre-ft) |
Conservation Storage (acre-ft) |
Conservation Capacity (acre-ft) |
|
|---|---|---|---|---|
| Brazos | 88.1 | 3,177,522 | 3,151,004 | 3,576,076 |
| Canadian | 39.9 | 262,543 | 224,129 | 561,066 |
| Colorado | 60.4 | 2,486,557 | 2,429,422 | 4,019,576 |
| Cypress | 97.3 | 669,194 | 549,815 | 565,174 |
| Guadalupe | 60.3 | 247,037 | 246,966 | 409,821 |
| Lavaca | 67.2 | 112,071 | 106,858 | 158,975 |
| Neches | 75.9 | 2,668,754 | 2,637,691 | 3,477,212 |
| Nueces | 7.6 | 70,473 | 70,194 | 918,882 |
| Red | 91.3 | 3,533,829 | 2,260,282 | 2,474,646 |
| Rio Grande | 27.5 | 1,080,261 | 966,517 | 3,520,940 |
| Sabine | 92.3 | 5,627,542 | 3,569,498 | 3,868,328 |
| San Antonio | 3.9 | 9,884 | 9,884 | 254,823 |
| San Jacinto | 96.7 | 541,467 | 531,628 | 549,895 |
| Sulphur | 87.2 | 464,385 | 348,066 | 399,063 |
| Trinity | 95.9 | 6,640,906 | 6,501,465 | 6,776,855 |
**
The grey areas represent coastal basins that have no contributing reservoirs present.