Reservoir Storage Summary for River Basins on 2026-01-15

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
2026-01-15 2026-01-14 2026-01-13 2026-01-08 2025-12-15 2025-10-15 2025-07-15 2025-01-15
Brazos 86.1 86.2 86.2 86.4 87.1 88.3 94.0 88.8
Canadian 41.8 41.8 41.8 41.9 42.0 42.7 41.5 36.6
Colorado 61.6 61.6 61.7 61.9 62.9 63.7 67.1 45.3
Cypress 96.1 96.1 96.1 96.2 96.3 96.6 99.0 98.7
Guadalupe 62.4 62.5 62.5 62.7 63.5 66.9 67.6 52.8
Lavaca 61.7 61.8 62.0 62.8 66.8 77.1 99.1 72.4
Neches 72.8 72.9 72.9 72.6 73.0 75.6 91.7 99.8
Nueces 9.9 9.9 10.0 10.0 10.4 11.9 15.1 19.0
Red 90.9 91.0 91.0 91.2 91.2 92.1 95.9 87.8
Rio Grande 28.4 28.4 28.4 28.4 27.4 27.8 25.6 21.8
Sabine 87.4 87.5 87.4 87.1 87.7 88.3 97.9 92.0
San Antonio 4.6 4.6 4.6 4.6 4.8 5.6 5.3 2.6
San Jacinto 95.8 96.0 95.9 95.9 96.4 96.5 100.0 99.2
Sulphur 80.3 80.5 80.6 81.1 82.8 86.9 99.7 85.5
Trinity 93.2 93.3 93.2 93.3 94.2 92.6 99.7 92.9
*

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 86.1 3,091,042 3,079,793 3,576,076
Canadian 41.8 272,881 234,467 561,066
Colorado 61.6 2,532,260 2,475,125 4,019,576
Cypress 96.1 661,615 543,015 565,174
Guadalupe 62.4 255,824 255,753 409,821
Lavaca 61.7 103,340 98,127 158,975
Neches 72.8 2,564,097 2,532,666 3,477,212
Nueces 9.9 91,098 90,819 918,882
Red 90.9 3,497,393 2,250,679 2,474,646
Rio Grande 28.4 1,121,208 1,001,136 3,520,940
Sabine 87.4 5,327,734 3,380,375 3,867,301
San Antonio 4.6 11,634 11,634 254,823
San Jacinto 95.8 530,403 526,575 549,895
Sulphur 80.3 425,149 320,581 399,063
Trinity 93.2 6,396,940 6,317,425 6,776,855
**

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