Reservoir Storage Summary for River Basins on 2025-08-12

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
2025-08-12 2025-08-11 2025-08-10 2025-08-05 2025-07-12 2025-05-12 2025-02-12 2024-08-12
Brazos 92.9 92.9 93.0 93.3 94.0 91.3 89.3 90.5
Canadian 42.8 42.8 42.7 42.8 41.2 38.1 36.5 36.9
Colorado 68.2 68.2 68.3 68.7 60.5 43.1 44.8 43.9
Cypress 97.7 97.8 97.8 98.1 98.9 99.2 99.3 99.1
Guadalupe 70.5 70.5 70.6 70.7 67.0 48.8 52.2 60.3
Lavaca 95.4 95.4 95.4 95.5 99.3 75.5 70.7 98.8
Neches 79.9 80.0 80.2 80.6 93.2 99.8 100.0 99.8
Nueces 14.4 14.4 14.5 14.7 15.2 16.3 18.5 25.9
Red 95.0 94.8 94.8 95.1 95.9 95.8 85.8 91.1
Rio Grande 26.4 26.5 26.5 26.7 26.1 23.4 22.0 20.2
Sabine 94.8 94.9 95.0 95.7 98.0 100.0 95.6 93.3
San Antonio 6.4 6.4 6.4 6.4 5.2 2.0 2.5 3.5
San Jacinto 98.7 98.7 98.8 99.2 100.0 100.0 99.7 99.5
Sulphur 96.2 96.3 96.5 97.4 99.7 100.0 99.8 97.5
Trinity 97.4 97.3 97.5 98.1 99.6 99.9 96.7 96.7
*

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 92.9 3,363,089 3,323,390 3,576,076
Canadian 42.8 278,311 239,897 561,066
Colorado 68.2 2,798,591 2,741,456 4,019,576
Cypress 97.7 685,094 552,387 565,174
Guadalupe 70.5 288,961 288,890 409,821
Lavaca 95.4 156,798 151,585 158,975
Neches 79.9 2,809,798 2,780,004 3,477,212
Nueces 14.4 132,482 132,203 918,882
Red 95.0 3,732,409 2,350,189 2,474,646
Rio Grande 26.4 1,143,663 929,784 3,520,940
Sabine 94.8 5,766,224 3,665,932 3,867,301
San Antonio 6.4 16,186 16,186 254,823
San Jacinto 98.7 547,318 542,572 549,895
Sulphur 96.2 565,450 383,753 399,063
Trinity 97.4 6,678,046 6,599,222 6,776,855
**

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