Reservoir Storage Summary for River Basins on 2025-08-05

Definition Map for River Basins

Percent Full

Today Yesterday 2 days ago 1 week ago 1 month ago 3 months ago 6 months ago 1 year ago
2025-08-05 2025-08-04 2025-08-03 2025-07-29 2025-07-05 2025-05-05 2025-02-05 2024-08-05
Brazos 93.3 93.3 93.4 93.5 94.0 90.3 89.0 91.1
Canadian 42.7 42.6 42.6 42.4 40.7 37.0 36.6 36.9
Colorado 68.8 68.8 68.8 69.0 51.2 43.1 44.9 44.3
Cypress 98.1 98.1 98.2 98.4 99.1 99.2 99.2 99.2
Guadalupe 70.7 70.7 70.7 70.6 54.7 49.1 52.1 60.6
Lavaca 95.5 95.7 95.8 96.4 99.5 75.5 70.6 99.9
Neches 80.7 80.7 80.8 82.9 96.7 99.9 99.9 99.6
Nueces 14.7 14.7 14.7 14.9 15.4 16.3 18.6 26.5
Red 95.1 95.1 95.1 95.3 96.0 94.1 86.5 91.5
Rio Grande 26.8 26.8 26.9 27.0 24.6 23.3 21.9 20.4
Sabine 95.8 95.9 96.0 96.6 98.6 99.5 94.0 96.3
San Antonio 6.4 6.4 6.4 6.4 3.4 2.0 2.5 3.6
San Jacinto 99.2 99.3 99.3 99.7 100.0 100.0 99.5 100.0
Sulphur 97.4 97.5 97.6 98.3 99.7 99.6 99.7 98.3
Trinity 98.2 98.1 98.0 98.6 99.6 99.8 96.4 97.2
*

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 3,412,657 3,337,271 3,576,076
Canadian 42.7 277,742 239,328 561,066
Colorado 68.8 2,820,704 2,763,569 4,019,576
Cypress 98.1 692,952 554,402 565,174
Guadalupe 70.7 289,815 289,744 409,821
Lavaca 95.5 156,998 151,785 158,975
Neches 80.7 2,834,899 2,805,071 3,477,212
Nueces 14.7 135,642 135,363 918,882
Red 95.1 3,749,475 2,353,418 2,474,646
Rio Grande 26.8 1,158,384 943,349 3,520,940
Sabine 95.8 5,830,845 3,704,719 3,867,301
San Antonio 6.4 16,355 16,355 254,823
San Jacinto 99.2 551,658 545,532 549,895
Sulphur 97.4 578,719 388,767 399,063
Trinity 98.2 6,734,074 6,653,538 6,776,855
**

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