Reservoir Storage Summary for River Basins on 2021-06-23

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
2021-06-23 2021-06-22 2021-06-21 2021-06-16 2021-05-23 2021-03-23 2020-12-23 2020-06-23
Brazos 99.0 99.0 98.9 99.0 97.3 93.0 92.3 96.8
Canadian 32.2 32.2 32.2 32.5 31.9 32.2 32.1 36.2
Colorado 66.6 66.6 66.5 66.7 61.7 60.3 60.8 71.2
Cypress 99.2 99.2 99.2 99.2 99.4 99.1 97.5 98.8
Guadalupe 93.8 93.8 93.8 93.9 90.5 86.4 87.3 95.8
Lavaca 99.7 99.7 99.5 99.9 99.9 94.6 100.0 96.1
Neches 99.9 99.8 99.8 100.0 99.7 98.0 87.2 96.9
Nueces 58.4 58.5 58.4 59.3 47.3 37.3 40.1 48.9
Red 95.0 95.0 95.0 95.2 94.3 88.0 90.9 95.5
Rio Grande 40.3 40.4 40.4 41.0 40.2 43.9 48.5 45.8
Sabine 99.9 100.0 99.7 100.0 100.0 95.4 88.3 97.1
San Antonio 34.5 34.6 34.7 35.3 35.5 37.8 42.1 65.6
San Jacinto 100.0 100.0 99.9 100.0 100.0 99.9 94.8 93.9
Sulphur 99.8 99.9 99.9 99.9 100.0 99.7 80.6 99.3
Trinity 99.9 99.9 99.9 100.0 99.9 98.5 95.1 99.6
*

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 99.0 3,804,786 3,526,937 3,562,560
Canadian 32.2 218,839 180,425 561,066
Colorado 66.6 2,719,748 2,654,964 3,987,098
Cypress 99.2 810,380 587,537 592,377
Guadalupe 93.8 385,071 384,291 409,821
Lavaca 99.7 159,385 159,106 159,566
Neches 99.9 4,650,552 3,472,530 3,477,268
Nueces 58.4 537,130 536,851 918,882
Red 95.0 3,468,368 2,002,464 2,107,037
Rio Grande 40.3 1,613,401 1,426,281 3,542,966
Sabine 99.9 6,160,007 3,863,653 3,867,301
San Antonio 34.5 87,871 87,871 254,823
San Jacinto 100.0 548,174 541,135 541,135
Sulphur 99.8 1,148,956 508,809 509,575
Trinity 99.9 7,443,169 6,909,885 6,917,274
**

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