Reservoir Storage Summary for River Basins on 2025-04-29

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
2025-04-29 2025-04-28 2025-04-27 2025-04-22 2025-03-29 2025-01-29 2024-10-29 2024-04-29
Brazos 89.0 88.9 89.0 88.5 88.3 88.4 85.6 85.7
Canadian 36.7 36.7 36.6 36.3 36.4 36.5 34.9 39.3
Colorado 43.1 43.0 43.1 43.1 43.3 44.9 45.2 35.6
Cypress 99.2 99.2 99.2 99.1 99.2 98.8 96.2 99.4
Guadalupe 49.4 49.5 49.6 49.5 50.6 52.2 54.8 61.7
Lavaca 75.7 75.8 76.1 76.0 74.7 71.1 81.1 95.7
Neches 99.9 99.9 99.9 99.8 100.0 99.8 90.7 89.7
Nueces 16.5 16.5 16.6 16.8 17.7 18.7 21.8 27.8
Red 91.4 91.3 91.2 90.7 85.5 85.5 83.7 87.9
Rio Grande 21.2 21.3 21.4 21.7 22.1 22.0 21.2 21.1
Sabine 98.9 99.1 99.4 99.3 96.5 90.5 85.7 100.0
San Antonio 2.1 2.1 2.1 2.1 2.2 2.5 2.8 2.8
San Jacinto 100.0 100.0 100.0 100.0 99.9 99.3 94.6 100.0
Sulphur 99.2 99.2 99.2 99.3 100.0 84.0 85.5 100.0
Trinity 98.9 98.9 98.8 97.4 96.4 92.7 87.2 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 89.0 3,227,413 3,184,381 3,576,603
Canadian 36.7 244,155 205,741 561,066
Colorado 43.1 1,793,190 1,730,657 4,019,576
Cypress 99.2 782,120 560,534 565,174
Guadalupe 49.4 202,720 202,649 409,821
Lavaca 75.7 125,614 120,401 158,975
Neches 99.9 3,520,903 3,475,386 3,477,212
Nueces 16.5 151,721 151,442 918,882
Red 91.4 3,850,630 2,260,799 2,474,646
Rio Grande 21.2 1,007,520 746,932 3,520,940
Sabine 98.9 6,082,743 3,826,380 3,867,301
San Antonio 2.1 5,347 5,347 254,823
San Jacinto 100.0 556,291 549,895 549,895
Sulphur 99.2 745,532 395,933 399,063
Trinity 98.9 6,917,493 6,705,446 6,776,855
**

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