Reservoir Storage Summary for River Basins on 2026-06-12

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
2026-06-12 2026-06-11 2026-06-10 2026-06-05 2026-05-12 2026-03-12 2025-12-12 2025-06-12
Brazos 89.9 89.9 89.9 89.3 88.4 86.2 87.3 93.4
Canadian 39.6 39.6 39.7 39.6 39.8 41.3 42.0 39.7
Colorado 63.5 63.5 63.6 63.4 60.6 60.7 63.0 45.0
Cypress 97.4 97.4 97.5 97.4 97.3 94.8 96.3 99.5
Guadalupe 60.7 60.7 60.8 60.8 60.1 61.2 63.6 50.0
Lavaca 98.1 98.3 98.8 97.9 77.0 55.4 67.3 84.5
Neches 76.3 76.3 76.3 76.3 75.9 74.2 72.9 96.5
Nueces 13.7 13.7 13.7 13.2 8.4 8.6 10.5 14.7
Red 93.0 93.1 93.1 91.6 91.2 90.7 91.4 96.2
Rio Grande 27.7 27.9 27.9 27.6 27.3 28.2 27.3 23.8
Sabine 94.2 94.1 94.2 94.2 93.1 90.1 87.7 99.5
San Antonio 3.9 3.9 3.9 3.9 3.9 4.2 4.9 2.3
San Jacinto 99.1 99.1 99.2 99.3 98.0 96.7 96.5 99.6
Sulphur 91.2 91.2 91.3 89.8 87.8 84.8 83.2 100.0
Trinity 96.7 96.6 96.6 95.9 95.9 95.6 94.3 99.9
*

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 89.9 3,334,899 3,214,244 3,576,076
Canadian 39.6 260,636 222,222 561,066
Colorado 63.5 2,609,409 2,552,274 4,019,576
Cypress 97.4 671,069 550,622 565,174
Guadalupe 60.7 248,800 248,729 409,821
Lavaca 98.1 161,227 156,014 158,975
Neches 76.3 2,681,798 2,652,077 3,477,212
Nueces 13.7 125,838 125,559 918,882
Red 93.0 3,684,251 2,302,556 2,474,646
Rio Grande 27.7 1,134,897 976,192 3,520,940
Sabine 94.2 5,760,289 3,642,323 3,868,328
San Antonio 3.9 9,935 9,935 254,823
San Jacinto 99.1 550,687 545,137 549,895
Sulphur 91.2 567,847 363,880 399,063
Trinity 96.7 6,794,345 6,551,483 6,776,855
**

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