Reservoir Storage Summary for River Basins on 2025-07-02

Definition Map for River Basins

Percent Full

Most recent 1 day prior 2 days prior 1 week prior 1 month prior 3 months prior 6 months prior 1 year prior
2025-07-02 2025-07-01 2025-06-30 2025-06-25 2025-06-02 2025-04-02 2025-01-02 2024-07-02
Brazos 93.3 93.3 93.3 93.4 92.1 88.1 88.9 92.4
Canadian 40.6 40.6 40.5 40.1 38.4 36.4 36.6 37.9
Colorado 44.5 44.5 44.5 44.9 43.7 43.2 45.6 43.8
Cypress 99.1 99.1 99.1 99.2 99.3 99.2 98.3 99.1
Guadalupe 50.4 50.4 50.5 50.7 48.7 50.5 53.1 59.0
Lavaca 99.7 99.7 99.6 99.7 84.1 79.3 71.0 94.8
Neches 98.3 98.6 98.8 98.4 99.4 99.9 97.7 99.9
Nueces 15.6 15.6 15.6 15.7 15.2 17.5 19.2 26.5
Red 96.0 96.0 96.0 96.0 96.0 85.3 88.6 92.7
Rio Grande 24.1 23.8 23.7 23.7 23.3 22.2 21.4 20.0
Sabine 98.7 98.8 98.8 99.4 99.2 97.2 91.8 99.5
San Antonio 2.5 2.5 2.5 2.5 2.1 2.2 2.7 2.3
San Jacinto 100.0 100.0 100.0 100.0 100.0 99.8 97.6 97.6
Sulphur 99.8 99.8 99.8 99.9 100.0 100.0 84.5 99.9
Trinity 99.7 99.7 99.7 99.8 99.8 96.3 92.5 97.9
*

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 93.3 3,394,499 3,335,336 3,576,603
Canadian 40.6 266,194 227,780 561,066
Colorado 44.5 1,844,143 1,787,008 4,019,576
Cypress 99.1 774,602 560,099 565,174
Guadalupe 50.4 207,817 206,504 409,821
Lavaca 99.7 163,673 158,460 158,975
Neches 98.3 3,453,037 3,417,214 3,477,212
Nueces 15.6 143,368 143,089 918,882
Red 96.0 3,869,556 2,375,645 2,474,646
Rio Grande 24.1 1,034,860 849,558 3,520,940
Sabine 98.7 6,062,742 3,816,520 3,867,301
San Antonio 2.5 6,380 6,380 254,823
San Jacinto 100.0 558,530 549,895 549,895
Sulphur 99.8 714,721 398,115 399,063
Trinity 99.7 6,938,048 6,758,539 6,776,855
**

The grey areas represent coastal basins that have no contributing reservoirs present.