Texas Reservoirs: Monitored Water Supply Reservoirs are 74.2% full on 2026-09-02

Statewide Conservation Storage

Summary

Date Percent Full Reservoir Storage
(acre-ft)
Conservation Storage
(acre-ft)
Conservation Capacity
(acre-ft)
Most recent 2026-09-02 74.2 27,373,214 23,417,441 31,558,535
1 day prior 2026-09-01 74.3 27,401,990 23,440,216 31,558,535
2 days prior 2026-08-31 74.4 27,450,690 23,483,800 31,558,535
1 week prior 2026-08-26 75.0 27,674,279 23,675,705 31,558,535
1 month prior 2026-08-02 77.8 28,780,699 24,545,255 31,558,535
3 months prior 2026-06-02 76.0 28,330,856 23,999,307 31,558,535
6 months prior 2026-03-02 73.5 26,932,758 23,172,816 31,531,332
1 year prior 2025-09-02 77.5 28,513,933 24,458,610 31,558,535
*

 Percent Full is based on Conservation Storage and Conservation Capacity and doesn't account for storage in flood pool.

**

   Water supply reservoirs include reservoirs which provide water for all beneficial purposes such as power generation, recreation, and municipal water supply. Today's total is subject to change as data are updated. See footnotes on individual lakes for cases where special conditions apply.

Recent Conditions

Reservoir Type Percent Full Water Level
(ft)
Height Above Conservation Pool
(ft)
Reservoir Storage
(acre-ft)
Conservation Storage
(acre-ft)
Conservation Capacity
(acre-ft)
Surface Area
(acres)
Abileneas of 2026-09-02 Water Supply 9.7 1,992.66 -19.64 767 767 7,900 153
Addicks 1as of 2026-09-02 Flood Control - n.a. - 76.41 - n.a. - - n.a. - - n.a. - - n.a. - - n.a. -
Alan Henryas of 2026-09-02 Water Supply 72.7 2,209.27 -10.73 69,942 69,942 96,207 2,156
Amistad 2as of 2026-09-02 Water Supply and Flood Control 38.1 1,056.65 -60.35 777,216 690,405 1,813,408 20,808
Amon G Carteras of 2026-09-02 Water Supply 77.6 916.82 -3.18 15,739 14,955 19,266 1,258
Aquillaas of 2026-09-02 Water Supply and Flood Control 89.1 535.92 -1.58 38,556 38,520 43,243 2,877
Arlingtonas of 2026-09-02 Water Supply 75.0 544.62 -5.38 30,157 30,125 40,157 1,814
Arrowheadas of 2026-09-02 Water Supply 72.9 921.31 -4.69 167,999 167,999 230,359 12,087
Athensas of 2026-09-02 Water Supply 93.7 438.97 -1.03 27,694 27,653 29,503 1,692
Austinas of 2026-09-02 Water Supply 97.1 492.35 -0.45 23,876 23,267 23,972 1,554
B A Steinhagenas of 2026-09-02 Water Supply 99.3 82.95 -0.05 68,750 68,677 69,186 10,189
Bardwellas of 2026-09-02 Water Supply and Flood Control 90.6 419.71 -1.29 39,777 39,716 43,856 3,126
Barker 3as of 2026-09-02 Flood Control - n.a. - 72.79 - n.a. - - n.a. - - n.a. - - n.a. - - n.a. -
Beltonas of 2026-09-02 Water Supply and Flood Control 97.9 593.26 -0.74 423,494 423,494 432,631 12,250
Benbrookas of 2026-09-02 Water Supply and Flood Control 79.3 688.79 -5.21 67,888 67,888 85,648 3,155
Bob Sandlinas of 2026-09-02 Water Supply 91.3 335.57 -1.93 186,357 175,626 192,417 8,511
Bois d'Arcas of 2026-09-02 Water Supply 93.0 532.40 -1.60 341,895 341,895 367,609 15,834
Bonhamas of 2026-09-02 Water Supply 83.4 563.19 -1.81 9,209 9,197 11,027 970
Brady Creekas of 2026-09-02 Water Supply 87.2 1,741.08 -1.92 26,756 25,134 28,808 1,860
Bridgeportas of 2026-09-02 Water Supply and Flood Control 78.0 828.88 -7.12 290,450 290,450 372,183 10,708
Brownwoodas of 2026-09-02 Water Supply 86.0 1,422.09 -2.51 112,572 112,572 130,868 6,215
Buchananas of 2026-09-02 Water Supply 97.4 1,019.00 -1.00 858,015 844,353 866,694 22,239
Caddo 4as of 2026-09-02 Water Supply 76.2 168.01 -0.49 114,794 22,794 29,898 25,510
Canyonas of 2026-09-02 Water Supply and Flood Control 100.0 909.20 0.20 380,502 378,781 378,781 - n.a. -
Cedar Creekas of 2026-09-02 Water Supply 75.8 316.84 -5.16 488,838 488,739 644,686 27,875
Champion Creekas of 2026-09-02 Water Supply 42.9 2,062.78 -20.22 17,850 17,850 41,580 866
Cherokeeas of 2026-09-02 Water Supply 86.6 278.34 -1.66 39,096 34,714 40,094 3,250
Choke Canyonas of 2026-09-02 Water Supply 23.3 191.88 -28.62 154,313 154,312 662,820 10,677
Ciscoas of 2026-09-02 Water Supply 43.6 1,503.58 -18.88 12,655 12,655 29,003 592
Colemanas of 2026-09-02 Water Supply 80.4 1,713.22 -4.28 30,646 30,628 38,075 1,661
Coleto Creekas of 2026-09-02 Water Supply 75.2 94.72 -3.28 23,351 23,351 31,040 2,189
Colorado Cityas of 2026-09-02 Water Supply 54.4 2,059.17 -11.03 16,740 16,740 30,758 - n.a. -
Comanche Creekas of 2026-09-02 Water Supply 100.0 775.15 0.15 151,748 151,250 151,250 - n.a. -
Conroeas of 2026-09-02 Water Supply 95.3 200.00 -1.00 397,981 397,954 417,577 19,354
Corpus Christias of 2026-09-02 Water Supply 89.0 92.54 -1.46 228,138 227,860 256,062 18,884
Crookas of 2026-09-02 Water Supply 89.0 475.02 -0.98 8,198 8,183 9,195 1,018
Cypress Springsas of 2026-09-02 Water Supply 92.2 376.35 -1.65 61,520 61,520 66,756 3,116
E V Spenceas of 2026-09-02 Water Supply 9.8 1,842.89 -55.11 50,800 50,800 517,272 3,332
Eagle Mountainas of 2026-09-02 Water Supply and Flood Control 75.2 643.66 -5.44 139,159 139,159 185,087 7,777
Elephant Butte 5as of 2026-09-02 Water Supply and Flood Control 1.4 4,275.53 -130.06 27,644 27,644 1,960,900 2,293
Falcon 2as of 2026-09-02 Water Supply and Flood Control 22.6 262.32 -38.88 490,856 353,397 1,562,367 29,439
Forkas of 2026-09-02 Water Supply 83.9 399.12 -3.88 539,895 508,452 606,088 23,700
Fort Phantom Hillas of 2026-09-02 Water Supply 69.3 1,629.66 -6.24 48,523 48,517 70,030 3,034
Georgetownas of 2026-09-02 Water Supply and Flood Control 85.6 786.62 -4.38 32,603 32,540 38,005 1,191
Gibbons Creekas of 2026-09-02 Water Supply 90.1 245.98 -1.02 24,889 23,185 25,721 2,340
Grahamas of 2026-09-02 Water Supply 67.8 1,068.46 -6.54 30,701 30,687 45,288 1,960
Granburyas of 2026-09-02 Water Supply 88.8 690.79 -1.91 118,915 118,006 132,949 7,475
Grangeras of 2026-09-02 Water Supply and Flood Control 100.0 504.17 0.17 52,523 51,822 51,822 - n.a. -
Grapevineas of 2026-09-02 Water Supply and Flood Control 93.9 533.46 -1.54 153,184 153,184 163,064 6,256
Greenbeltas of 2026-09-02 Water Supply 5.0 2,607.78 -56.22 3,405 2,973 59,968 287
Halbertas of 2026-09-02 Water Supply 74.5 365.18 -2.82 4,496 4,496 6,033 513
Hords Creekas of 2026-09-02 Water Supply and Flood Control 47.6 1,888.98 -11.02 3,863 3,860 8,109 279
Houstonas of 2026-09-02 Water Supply 90.2 41.22 -1.16 123,143 119,342 132,318 10,930
Houston Countyas of 2026-09-02 Water Supply 94.9 259.31 -0.69 16,784 16,232 17,113 1,262
Hubbard Creekas of 2026-09-02 Water Supply 37.6 1,166.72 -16.59 122,785 117,909 313,298 8,189
Hubert H Mossas of 2026-09-02 Water Supply 91.8 713.13 -1.87 22,178 22,081 24,058 1,034
Inksas of 2026-09-02 Water Supply 94.8 887.11 -0.89 13,304 13,021 13,729 782
J B Thomasas of 2026-09-02 Water Supply 21.5 2,226.99 -31.01 43,560 42,887 199,931 3,185
Jacksonvilleas of 2026-09-02 Water Supply 94.8 420.83 -1.17 24,395 24,333 25,670 1,125
Jim Chapmanas of 2026-09-02 Water Supply and Flood Control 75.1 436.19 -3.81 230,101 194,326 258,723 15,792
Joe Poolas of 2026-09-02 Water Supply and Flood Control 92.8 520.33 -1.67 140,210 138,840 149,629 6,243
Kempas of 2026-09-02 Water Supply and Flood Control 72.7 1,139.31 -4.69 178,534 178,408 245,307 9,668
Kickapooas of 2026-09-02 Water Supply 80.9 1,042.01 -2.99 69,828 69,828 86,345 5,184
Lake O' the Pinesas of 2026-09-02 Water Supply and Flood Control 87.3 228.10 -1.90 234,364 234,364 268,566 17,359
Lavonas of 2026-09-02 Water Supply and Flood Control 85.4 489.01 -2.99 352,715 349,874 409,757 19,407
Leonas of 2026-09-02 Water Supply 78.7 1,371.32 -3.68 22,119 21,839 27,762 1,467
Lewisvilleas of 2026-09-02 Water Supply and Flood Control 88.6 519.56 -2.44 534,915 499,241 563,228 25,483
Limestoneas of 2026-09-02 Water Supply 89.1 361.16 -1.84 181,525 181,525 203,780 11,753
Livingstonas of 2026-09-02 Water Supply 94.3 129.79 -1.21 1,511,802 1,511,802 1,603,504 74,192
Lost Creekas of 2026-09-02 Water Supply 89.4 1,006.09 -3.41 10,682 10,682 11,950 - n.a. -
Lyndon B Johnsonas of 2026-09-02 Water Supply 98.6 824.75 -0.25 130,013 111,173 112,778 6,408
Mackenzieas of 2026-09-02 Water Supply 11.0 3,018.92 -81.08 5,120 5,120 46,450 238
Marble Fallsas of 2026-09-02 Water Supply 94.9 736.36 -0.64 7,209 7,209 7,597 601
Martinas of 2026-09-02 Water Supply 84.0 303.44 -2.56 63,640 63,640 75,726 4,488
Medinaas of 2026-09-02 Water Supply 29.5 1,021.50 -42.70 75,155 75,155 254,823 2,510
Meredith 6as of 2026-09-02 Water Supply 41.3 2,889.33 -47.17 244,708 206,294 500,000 7,405
Millers Creekas of 2026-09-02 Water Supply 60.3 1,328.10 -5.90 17,413 16,130 26,768 1,426
Mineral Wellsas of 2026-09-02 Water Supply 87.9 861.59 -1.41 4,637 4,637 5,273 438
Monticelloas of 2026-09-02 Water Supply 75.8 335.40 -4.60 26,320 26,320 34,740 1,593
Mountain Creekas of 2026-09-02 Water Supply 99.9 456.99 -0.01 22,827 22,827 22,850 2,694
Murvaulas of 2026-09-02 Water Supply 89.8 264.14 -1.16 34,383 34,383 38,285 3,296
Nacogdochesas of 2026-09-02 Water Supply 87.8 276.68 -2.32 34,701 34,699 39,522 1,980
Nasworthyas of 2026-09-02 Water Supply 85.4 1,871.71 -1.00 8,701 8,208 9,615 1,233
Navarro Millsas of 2026-09-02 Water Supply and Flood Control 83.3 422.66 -1.84 41,487 41,486 49,827 4,379
New Terrell Cityas of 2026-09-02 Water Supply 25.9 493.80 -10.20 2,232 2,221 8,583 371
Noconaas of 2026-09-02 Water Supply 74.0 823.07 -4.43 16,173 15,869 21,444 1,168
North Fork Buffalo Creekas of 2026-09-02 Water Supply 76.1 1,045.62 -2.38 11,715 11,715 15,400 1,258
O C Fisheras of 2026-09-02 Water Supply and Flood Control 11.6 1,873.04 -34.96 13,401 13,400 115,742 1,182
O H Ivieas of 2026-09-02 Water Supply 43.5 1,530.42 -21.08 241,318 241,318 554,340 - n.a. -
Oak Creekas of 2026-09-02 Water Supply 14.7 1,974.13 -25.87 5,902 5,752 39,210 544
Palestineas of 2026-09-02 Water Supply 89.9 343.35 -1.65 330,395 330,386 367,303 21,636
Palo Duroas of 2026-09-02 Water Supply and Flood Control 0.4 2,826.32 -65.68 231 231 61,066 - n.a. -
Palo Pintoas of 2026-09-02 Water Supply 84.0 864.99 -2.01 22,862 22,476 26,766 2,095
Pat Cleburneas of 2026-09-02 Water Supply 87.9 731.45 -2.05 22,862 22,862 26,008 1,505
Pat Mayseas of 2026-09-02 Water Supply and Flood Control 95.0 449.98 -1.02 112,149 107,989 113,683 5,529
Possum Kingdomas of 2026-09-02 Water Supply 88.2 995.27 -3.73 474,567 474,567 538,139 16,098
Proctoras of 2026-09-02 Water Supply and Flood Control 67.0 1,157.71 -4.29 36,701 36,701 54,762 3,716
Ray Hubbardas of 2026-09-02 Water Supply 88.5 433.00 -2.50 389,174 389,174 439,559 19,698
Ray Robertsas of 2026-09-02 Water Supply and Flood Control 96.0 631.36 -1.14 756,576 756,253 788,167 27,641
Red Bluffas of 2026-09-02 Water Supply 46.0 2,814.83 -13.27 66,742 66,742 145,165 4,545
Richland-Chambersas of 2026-09-02 Water Supply 91.7 312.89 -2.11 1,034,404 1,008,621 1,099,417 42,188
Sam Rayburnas of 2026-09-02 Water Supply and Flood Control 67.4 155.11 -9.29 1,944,481 1,925,525 2,857,077 86,392
Somervilleas of 2026-09-02 Water Supply and Flood Control 94.8 237.29 -0.71 142,422 142,422 150,293 10,913
Stamfordas of 2026-09-02 Water Supply 66.7 1,413.17 -3.63 34,376 34,373 51,570 3,789
Stillhouse Hollowas of 2026-09-02 Water Supply and Flood Control 98.5 621.47 -0.53 226,494 226,408 229,796 6,353
Strikeras of 2026-09-02 Water Supply 81.7 291.37 -1.63 18,703 13,781 16,878 1,852
Sulphur Springsas of 2026-09-02 Water Supply 90.4 458.02 -0.93 16,051 16,051 17,747 - n.a. -
Sweetwateras of 2026-09-02 Water Supply 17.6 2,091.05 -25.45 2,161 2,161 12,267 210
Tawakonias of 2026-09-02 Water Supply 93.7 435.98 -1.52 816,673 816,665 871,685 35,499
Texanaas of 2026-09-02 Water Supply 88.3 42.12 -1.88 145,589 140,376 158,975 9,506
Texoma 7as of 2026-09-02 Water Supply and Flood Control 97.4 616.12 -0.88 2,422,065 1,211,032 1,243,801 73,236
Toledo Bend 8as of 2026-09-02 Water Supply 88.2 168.80 -3.20 3,951,311 1,973,606 2,236,450 167,159
Travisas of 2026-09-02 Water Supply and Flood Control 95.3 678.26 -2.74 1,063,773 1,046,741 1,098,044 18,412
Twin Buttesas of 2026-09-02 Water Supply and Flood Control 6.1 1,897.21 -42.99 14,814 11,065 182,454 1,185
Tyleras of 2026-09-02 Water Supply 89.9 373.77 -1.61 69,972 64,761 72,073 4,383
Wacoas of 2026-09-02 Water Supply and Flood Control 90.5 460.05 -2.17 171,210 170,984 188,891 8,050
Waxahachieas of 2026-09-02 Water Supply 82.4 528.39 -3.11 9,693 9,111 11,060 591
Weatherfordas of 2026-09-02 Water Supply 56.9 888.05 -7.95 10,131 10,131 17,812 864
White Riveras of 2026-09-02 Water Supply 22.2 2,349.54 -22.66 7,082 7,082 31,846 678
Whitneyas of 2026-09-02 Water Supply and Flood Control 94.7 531.68 -1.32 536,314 534,960 564,808 22,005
Worthas of 2026-09-02 Water Supply 67.5 591.58 -2.42 25,553 16,477 24,419 3,122
Wright Patmanas of 2026-09-02 Water Supply and Flood Control 100.0 225.96 5.36 260,393 122,593 122,593 - n.a. -
footnotes
1

Addicks Reservoir is a flood control lake. It is not used for water supply and under normal conditions it is empty.

2

Lake Amistad and Lake Falcon straddle the border of Texas and Mexico. By treaty, Texas has rights to 56.2% of the total conservation capacity of Amistad and 58.6% of the total conservation capacity of Falcon. The fraction of the actual storage that belongs to Texas is formally determined biweekly by the International Boundary Water Commission (IBWC). The IBWC is the legal repository of data related to this lake for treaty purposes and official versions of the datasets should be obtained directly from them. Conservation capacity is based on the fixed percent of total conservation capacity. Conservation storage is based on the bi-weekly changing Texas share.

3

Barker Reservoir is a flood control lake. It is not used for water supply and under normal conditions it is empty.

4

Caddo Lake straddles the border of Texas and Louisiana, Texas has rights to 50% of Lake Caddo's total conservation capacity. Percent full, conservation storage and conservation capacity are based on the Texas share.

5

Elephant Butte Lake (located in New Mexico) is governed by the Rio Grande Compact. The Rio Grande Compact is an interstate compact signed in 1938 between the states of Colorado, New Mexico and Texas and approved by the U.S. Congress, to equitably apportion the waters of the Rio Grande Basin. Water from the lake supplies irrigation water as well as a portion of El Paso's supply when available.

6

Lake Meredith is governed by the Canadian River Compact. The States of New Mexico, Texas and Oklahoma are all parties to the compact created by agreement of the three states and the federal government in 1950. According to the compact, New Mexico can hold 200,000 acre-feet in Ute Lake before it has to release water to Texas. Texas also can only hold 500,000 acre-feet in Lake Meredith before it has to release water for Oklahoma.

7

Lake Texoma straddles the border of Texas and Oklahoma, Texas has rights to 50% of Lake Texoma's total conservation capacity. Percent full, conservation storage and conservation capacity are based on the Texas share.

8

Toledo Bend Reservoir straddles the border of Texas and Louisiana, Texas has rights to 50% of Toledo Bend Reservoir's total conservation capacity. Percent full, conservation storage and conservation capacity are based on the Texas share.