Texas Reservoirs: Monitored Water Supply Reservoirs are 73.6% full on 2026-03-30

Statewide Conservation Storage

Summary

Date Percent Full Reservoir Storage
(acre-ft)
Conservation Storage
(acre-ft)
Conservation Capacity
(acre-ft)
Today 2026-03-30 73.6 26,982,848 23,211,013 31,531,332
Yesterday 2026-03-29 73.6 26,992,936 23,219,347 31,531,332
2 days ago 2026-03-28 73.8 27,051,206 23,260,208 31,531,332
1 week ago 2026-03-23 73.9 27,139,682 23,314,777 31,531,332
1 month ago 2026-02-28 73.6 26,964,944 23,196,119 31,531,332
3 months ago 2025-12-30 73.7 27,007,648 23,236,146 31,531,332
6 months ago 2025-09-30 75.8 27,789,628 23,907,237 31,531,332
1 year ago 2025-03-30 75.3 27,988,268 23,758,687 31,531,332
*

 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 2026-03-29 Water Supply 3.6 1,988.44 -23.86 285 285 7,900 91
Addicks 1 Flood Control - n.a. - 76.36 - n.a. - - n.a. - - n.a. - - n.a. - - n.a. -
Alan Henryas of 2026-03-29 Water Supply 82.9 2,213.61 -6.39 79,749 79,749 96,207 2,367
Amistad 2 Water Supply and Flood Control 31.4 1,048.25 -68.75 620,261 569,873 1,813,408 16,748
Amon G Carter Water Supply 85.1 917.95 -2.05 17,174 16,390 19,266 1,336
Aquillaas of 2026-03-29 Water Supply and Flood Control 92.3 536.40 -1.10 39,956 39,920 43,243 2,954
Arlingtonas of 2026-03-29 Water Supply 94.8 548.90 -1.10 38,089 38,057 40,157 1,895
Arrowheadas of 2026-03-29 Water Supply 80.6 922.72 -3.28 185,555 185,555 230,359 12,814
Athensas of 2026-03-29 Water Supply 100.0 440.16 0.16 29,842 29,503 29,503 - n.a. -
Austin Water Supply 97.6 492.44 -0.36 24,016 23,407 23,972 1,559
B A Steinhagenas of 2026-03-29 Water Supply 92.9 82.51 -0.49 64,355 64,282 69,186 9,784
Bardwellas of 2026-03-29 Water Supply and Flood Control 100.0 421.36 0.36 45,114 43,856 43,856 3,340
Barker 3 Flood Control - n.a. - 69.93 - n.a. - - n.a. - - n.a. - - n.a. - - n.a. -
Beltonas of 2026-03-29 Water Supply and Flood Control 96.7 592.83 -1.17 418,251 418,251 432,631 12,138
Benbrookas of 2026-03-29 Water Supply and Flood Control 82.7 689.71 -4.29 70,829 70,829 85,648 3,243
Bob Sandlin Water Supply 93.9 336.17 -1.33 191,499 180,768 192,417 8,628
Bois d'Arcas of 2026-03-29 Water Supply 88.5 531.38 -2.62 325,268 325,268 367,609 15,371
Bonhamas of 2026-03-29 Water Supply 75.6 562.28 -2.72 8,347 8,335 11,027 922
Brady Creekas of 2026-03-29 Water Supply 95.1 1,742.26 -0.74 29,020 27,398 28,808 1,965
Bridgeportas of 2026-03-29 Water Supply and Flood Control 85.0 831.24 -4.76 316,336 316,336 372,183 11,219
Brownwoodas of 2026-03-29 Water Supply 82.1 1,421.25 -3.35 107,424 107,424 130,868 6,043
Buchanan Water Supply 94.1 1,017.68 -2.32 828,820 815,158 866,694 22,001
Caddo 4as of 2026-03-09 Water Supply 100.0 168.93 0.43 138,546 29,898 29,898 27,670
Canyonas of 2026-03-29 Water Supply and Flood Control 59.1 886.83 -22.17 223,888 223,817 378,781 5,830
Cedar Creek Water Supply 84.1 318.70 -3.30 542,306 542,207 644,686 29,585
Champion Creekas of 2026-03-29 Water Supply 40.1 2,061.46 -21.54 16,677 16,677 41,580 834
Cherokeeas of 2026-03-29 Water Supply 100.0 280.23 0.23 45,757 40,094 40,094 - n.a. -
Choke Canyonas of 2026-03-29 Water Supply 7.8 179.05 -41.45 51,502 51,501 662,820 5,330
Ciscoas of 2026-03-29 Water Supply 47.3 1,505.39 -17.07 13,719 13,719 29,003 633
Colemanas of 2026-03-29 Water Supply 82.9 1,713.77 -3.73 31,565 31,547 38,075 1,682
Coleto Creekas of 2026-03-29 Water Supply 75.6 94.77 -3.23 23,459 23,459 31,040 2,196
Colorado City Water Supply 53.3 2,058.86 -11.34 16,405 16,405 30,758 - n.a. -
Comanche Creek Water Supply 99.8 774.90 -0.10 150,957 150,934 151,250 3,160
Conroe Water Supply 94.3 199.78 -1.22 393,736 393,709 417,577 19,235
Corpus Christi Water Supply 8.8 74.97 -19.03 22,779 22,501 256,062 4,807
Crookas of 2026-03-29 Water Supply 96.6 475.70 -0.30 8,897 8,882 9,195 1,040
Cypress Springsas of 2026-03-29 Water Supply 97.1 377.39 -0.61 64,797 64,797 66,756 3,188
E V Spence Water Supply 11.6 1,845.49 -52.51 60,017 60,017 517,272 3,801
Eagle Mountainas of 2026-03-29 Water Supply and Flood Control 82.8 645.42 -3.68 153,173 153,173 185,087 8,165
Elephant Butte 5as of 2026-03-29 Water Supply and Flood Control 12.6 4,319.08 -87.22 250,140 250,140 1,985,900 8,817
Falcon 2 Water Supply and Flood Control 19.2 256.93 -44.27 349,911 300,339 1,562,367 22,919
Forkas of 2026-03-29 Water Supply 87.3 399.99 -3.01 560,710 529,267 606,088 24,158
Fort Phantom Hillas of 2026-03-29 Water Supply 71.6 1,630.19 -5.71 50,147 50,141 70,030 3,094
Georgetown Water Supply and Flood Control 75.9 783.41 -7.59 28,915 28,852 38,005 1,107
Gibbons Creek Water Supply 96.8 246.68 -0.32 26,614 24,910 25,721 2,518
Grahamas of 2026-03-29 Water Supply 75.8 1,070.25 -4.75 34,341 34,327 45,288 2,115
Granbury Water Supply 98.2 692.41 -0.29 131,504 130,595 132,949 8,066
Granger Water Supply and Flood Control 100.0 504.12 0.12 52,316 51,822 51,822 - n.a. -
Grapevineas of 2026-03-29 Water Supply and Flood Control 100.0 535.12 0.12 163,857 163,064 163,064 - n.a. -
Greenbeltas of 2026-03-29 Water Supply 7.3 2,611.94 -52.06 4,793 4,361 59,968 357
Halbertas of 2026-03-29 Water Supply 75.4 365.28 -2.72 4,547 4,547 6,033 515
Hords Creekas of 2026-03-29 Water Supply and Flood Control 54.7 1,890.93 -9.07 4,441 4,438 8,109 315
Houstonas of 2026-03-29 Water Supply 99.7 42.34 -0.04 135,662 131,861 132,318 11,425
Houston Countyas of 2026-03-29 Water Supply 100.0 260.07 0.07 17,756 17,113 17,113 - n.a. -
Hubbard Creekas of 2026-03-29 Water Supply 41.4 1,168.13 -15.18 134,719 129,843 313,298 8,746
Hubert H Mossas of 2026-03-29 Water Supply 89.5 712.60 -2.40 21,633 21,536 24,058 1,021
Inks Water Supply 95.8 887.27 -0.73 13,430 13,147 13,729 791
J B Thomasas of 2026-03-29 Water Supply 27.5 2,230.59 -27.41 55,661 54,988 199,931 3,563
Jacksonvilleas of 2026-03-29 Water Supply 100.0 422.06 0.06 25,802 25,670 25,670 - n.a. -
Jim Chapmanas of 2026-03-29 Water Supply and Flood Control 75.6 436.27 -3.73 231,367 195,592 258,723 15,848
Joe Poolas of 2026-03-29 Water Supply and Flood Control 100.0 522.22 0.22 152,477 149,629 149,629 6,748
Kempas of 2026-03-29 Water Supply and Flood Control 93.1 1,142.87 -1.13 228,453 228,327 245,307 14,756
Kickapooas of 2026-03-29 Water Supply 82.6 1,042.30 -2.70 71,341 71,341 86,345 5,250
Lake O' the Pinesas of 2026-03-29 Water Supply and Flood Control 95.0 227.81 -0.69 229,358 229,358 241,363 17,164
Lavonas of 2026-03-29 Water Supply and Flood Control 98.4 491.69 -0.31 406,228 403,387 409,757 20,479
Leonas of 2026-03-29 Water Supply 81.1 1,371.77 -3.23 22,783 22,503 27,762 1,502
Lewisvilleas of 2026-03-29 Water Supply and Flood Control 99.9 521.97 -0.03 598,092 562,418 563,228 27,109
Limestone Water Supply 83.8 360.23 -2.77 170,855 170,855 203,780 11,268
Livingston Water Supply 99.6 130.91 -0.09 1,596,524 1,596,524 1,603,504 77,376
Lost Creekas of 2026-03-29 Water Supply 93.3 1,007.48 -2.02 11,147 11,147 11,950 - n.a. -
Lyndon B Johnson Water Supply 98.9 824.80 -0.20 130,333 111,493 112,778 6,413
Mackenzieas of 2026-03-29 Water Supply 12.3 3,021.42 -78.58 5,703 5,703 46,450 254
Marble Falls Water Supply 95.5 736.44 -0.56 7,257 7,257 7,597 602
Martinas of 2026-03-29 Water Supply 89.5 304.35 -1.65 67,800 67,800 75,726 4,654
Medina Water Supply 4.0 977.13 -87.07 10,095 10,095 254,823 731
Meredith 6as of 2026-03-29 Water Supply 45.9 2,892.10 -44.40 267,795 229,381 500,000 8,725
Millers Creekas of 2026-03-29 Water Supply 67.8 1,329.46 -4.54 19,441 18,158 26,768 1,555
Mineral Wellsas of 2026-03-29 Water Supply 94.1 862.32 -0.68 4,961 4,961 5,273 450
Monticelloas of 2026-03-29 Water Supply 78.6 336.00 -4.00 27,296 27,296 34,740 1,639
Mountain Creekas of 2026-03-29 Water Supply 100.0 457.82 0.82 25,121 22,850 22,850 2,950
Murvaulas of 2026-03-29 Water Supply 99.8 265.28 -0.02 38,216 38,216 38,285 3,490
Nacogdochesas of 2026-03-29 Water Supply 97.2 278.49 -0.51 38,421 38,419 39,522 2,136
Nasworthyas of 2026-03-29 Water Supply 86.0 1,871.76 -0.95 8,762 8,269 9,615 1,236
Navarro Millsas of 2026-03-29 Water Supply and Flood Control 95.5 424.02 -0.48 47,592 47,591 49,827 4,608
New Terrell Cityas of 2026-03-29 Water Supply 26.9 494.04 -9.96 2,323 2,312 8,583 379
Noconaas of 2026-03-29 Water Supply 84.6 824.95 -2.55 18,447 18,143 21,444 1,248
North Fork Buffalo Creekas of 2026-03-29 Water Supply 79.1 1,045.95 -2.05 12,185 12,185 15,400 1,292
O C Fisher Water Supply and Flood Control 14.2 1,875.46 -32.54 16,436 16,435 115,742 1,327
O H Ivieas of 2026-03-29 Water Supply 45.1 1,531.23 -20.27 250,179 250,179 554,340 - n.a. -
Oak Creekas of 2026-03-29 Water Supply 18.1 1,976.41 -23.59 7,230 7,080 39,210 636
Palestineas of 2026-03-29 Water Supply 99.3 344.89 -0.11 364,775 364,766 367,303 23,014
Palo Duroas of 2026-03-29 Water Supply and Flood Control 0.4 2,826.23 -65.77 225 225 61,066 - n.a. -
Palo Pintoas of 2026-03-29 Water Supply 93.6 866.21 -0.79 25,447 25,061 26,766 2,143
Pat Cleburneas of 2026-03-29 Water Supply 95.6 732.77 -0.73 24,874 24,874 26,008 1,543
Pat Mayseas of 2026-03-29 Water Supply and Flood Control 88.4 448.60 -2.40 104,693 100,533 113,683 5,279
Possum Kingdom Water Supply 90.5 996.04 -2.96 487,132 487,132 538,139 16,527
Proctoras of 2026-03-29 Water Supply and Flood Control 75.6 1,158.93 -3.07 41,407 41,407 54,762 3,997
Ray Hubbard Water Supply 99.6 435.41 -0.09 437,679 437,679 439,559 20,834
Ray Robertsas of 2026-03-29 Water Supply and Flood Control 100.0 632.52 0.02 789,057 788,167 788,167 - n.a. -
Red Bluffas of 2026-03-29 Water Supply 57.2 2,818.16 -9.94 83,016 83,016 145,165 5,205
Richland-Chambersas of 2026-03-29 Water Supply 92.7 313.14 -1.86 1,044,977 1,019,194 1,099,417 42,387
Sam Rayburnas of 2026-03-29 Water Supply and Flood Control 70.6 156.15 -8.25 2,035,816 2,016,860 2,857,077 89,288
Somerville Water Supply and Flood Control 73.9 234.25 -3.75 111,009 111,009 150,293 9,716
Stamfordas of 2026-03-29 Water Supply 77.8 1,414.60 -2.20 40,136 40,133 51,570 4,267
Stillhouse Hollow Water Supply and Flood Control 92.9 619.39 -2.61 213,573 213,487 229,796 6,076
Strikeras of 2026-03-29 Water Supply 97.5 292.78 -0.22 21,371 16,449 16,878 1,937
Sulphur Springsas of 2026-03-29 Water Supply 79.5 456.82 -2.13 14,103 14,103 17,747 - n.a. -
Sweetwateras of 2026-03-29 Water Supply 23.5 2,094.26 -22.24 2,877 2,877 12,267 248
Tawakonias of 2026-03-29 Water Supply 96.2 436.59 -0.91 838,486 838,478 871,685 36,028
Texana Water Supply 51.7 34.88 -9.12 87,330 82,117 158,975 6,714
Texoma 7 Water Supply and Flood Control 99.0 616.66 -0.34 2,462,281 1,231,140 1,243,801 74,809
Toledo Bend 8 Water Supply 87.9 168.71 -3.29 3,935,911 1,965,906 2,236,450 166,727
Travis Water Supply and Flood Control 74.2 664.41 -16.59 831,600 814,568 1,098,044 15,130
Twin Buttes Water Supply and Flood Control 10.6 1,903.24 -36.96 23,076 19,327 182,454 1,588
Tyleras of 2026-03-29 Water Supply 96.6 374.86 -0.52 74,863 69,652 72,073 4,597
Wacoas of 2026-03-29 Water Supply and Flood Control 97.6 461.67 -0.55 184,502 184,276 188,891 8,342
Waxahachieas of 2026-03-29 Water Supply 85.1 528.90 -2.60 9,998 9,416 11,060 603
Weatherfordas of 2026-03-29 Water Supply 66.2 889.92 -6.08 11,791 11,791 17,812 910
White Riveras of 2026-03-29 Water Supply 28.0 2,352.09 -20.11 8,909 8,909 31,846 768
Whitneyas of 2026-03-29 Water Supply and Flood Control 94.5 531.62 -1.38 534,995 533,641 564,808 21,950
Worthas of 2026-03-29 Water Supply 74.9 592.15 -1.85 27,358 18,282 24,419 3,205
Wright Patmanas of 2026-03-29 Water Supply and Flood Control 100.0 222.52 1.92 165,351 122,593 122,593 24,272
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.