Texas Reservoirs: Monitored Water Supply Reservoirs are 76.1% full on 2026-05-30

Statewide Conservation Storage

Summary

Date Percent Full Reservoir Storage
(acre-ft)
Conservation Storage
(acre-ft)
Conservation Capacity
(acre-ft)
Today 2026-05-30 76.1 28,297,675 23,981,887 31,531,332
Yesterday 2026-05-29 76.0 28,292,986 23,977,860 31,531,332
2 days ago 2026-05-28 75.9 28,259,061 23,947,047 31,531,332
1 week ago 2026-05-23 75.3 27,872,342 23,727,371 31,531,332
1 month ago 2026-04-30 74.8 27,521,838 23,571,534 31,531,332
3 months ago 2026-02-28 73.6 26,966,758 23,197,808 31,531,332
6 months ago 2025-11-30 74.3 27,282,913 23,417,578 31,531,332
1 year ago 2025-05-30 77.6 30,671,176 24,478,880 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 2026-05-29 Water Supply 3.5 1,988.37 -23.93 279 279 7,900 90
Addicks 1 Flood Control - n.a. - 84.89 - n.a. - - n.a. - - n.a. - - n.a. - - n.a. -
Alan Henryas of 2026-05-29 Water Supply 79.5 2,212.23 -7.77 76,528 76,528 96,207 2,298
Amistad 2as of 2026-05-29 Water Supply and Flood Control 29.5 1,047.23 -69.77 603,093 534,328 1,813,408 16,295
Amon G Carter Water Supply 83.8 917.77 -2.23 16,932 16,148 19,266 1,323
Aquillaas of 2026-05-29 Water Supply and Flood Control 97.3 537.12 -0.38 42,115 42,079 43,243 3,041
Arlingtonas of 2026-05-29 Water Supply 97.2 549.42 -0.58 39,077 39,045 40,157 1,907
Arrowheadas of 2026-05-29 Water Supply 84.0 923.34 -2.66 193,599 193,599 230,359 13,134
Athensas of 2026-05-29 Water Supply 100.0 440.12 0.12 29,767 29,503 29,503 - n.a. -
Austinas of 2026-05-29 Water Supply 96.3 492.24 -0.56 23,705 23,096 23,972 1,547
B A Steinhagenas of 2026-05-29 Water Supply 93.8 82.57 -0.43 64,944 64,871 69,186 9,839
Bardwellas of 2026-05-29 Water Supply and Flood Control 100.0 421.90 0.90 46,934 43,856 43,856 3,405
Barker 3as of 2026-05-29 Flood Control - n.a. - 84.23 - n.a. - - n.a. - - n.a. - - n.a. - - n.a. -
Belton Water Supply and Flood Control 100.0 595.83 1.83 455,844 432,631 432,631 - n.a. -
Benbrookas of 2026-05-29 Water Supply and Flood Control 96.7 693.22 -0.78 82,812 82,812 85,648 3,558
Bob Sandlin Water Supply 96.7 336.78 -0.72 196,799 186,068 192,417 8,748
Bois d'Arcas of 2026-05-29 Water Supply 92.3 532.24 -1.76 339,323 339,323 367,609 15,765
Bonhamas of 2026-05-29 Water Supply 95.7 564.55 -0.45 10,570 10,558 11,027 1,031
Brady Creekas of 2026-05-29 Water Supply 97.0 1,742.53 -0.47 29,562 27,940 28,808 1,987
Bridgeportas of 2026-05-29 Water Supply and Flood Control 86.9 831.88 -4.12 323,557 323,557 372,183 11,348
Brownwoodas of 2026-05-29 Water Supply 82.8 1,421.41 -3.19 108,393 108,393 130,868 6,076
Buchananas of 2026-05-29 Water Supply 99.7 1,019.87 -0.13 877,440 863,778 866,694 22,421
Caddo 4as of 2026-05-29 Water Supply 100.0 168.80 0.30 135,362 29,898 29,898 27,389
Canyonas of 2026-05-29 Water Supply and Flood Control 59.0 886.77 -22.23 223,539 223,468 378,781 5,824
Cedar Creek Water Supply 83.6 318.60 -3.40 539,352 539,253 644,686 29,496
Champion Creekas of 2026-05-29 Water Supply 39.4 2,061.15 -21.85 16,380 16,380 41,580 826
Cherokeeas of 2026-05-29 Water Supply 100.0 280.25 0.25 45,836 40,094 40,094 - n.a. -
Choke Canyon Water Supply 8.1 179.44 -41.06 53,612 53,611 662,820 5,489
Ciscoas of 2026-05-29 Water Supply 47.1 1,505.29 -17.17 13,659 13,659 29,003 631
Colemanas of 2026-05-29 Water Supply 86.2 1,714.53 -2.97 32,854 32,836 38,075 1,710
Coleto Creek Water Supply 81.0 95.51 -2.49 25,127 25,127 31,040 2,301
Colorado City Water Supply 52.1 2,058.50 -11.70 16,023 16,023 30,758 - n.a. -
Comanche Creek Water Supply 100.0 775.53 0.53 152,957 151,250 151,250 - n.a. -
Conroe Water Supply 99.4 200.88 -0.12 415,221 415,194 417,577 19,829
Corpus Christi Water Supply 20.1 79.60 -14.40 51,794 51,516 256,062 7,802
Crook Water Supply 100.0 476.12 0.12 9,337 9,195 9,195 - n.a. -
Cypress Springsas of 2026-05-29 Water Supply 98.0 377.59 -0.41 65,436 65,436 66,756 3,202
E V Spence Water Supply 11.4 1,845.17 -52.83 58,807 58,807 517,272 3,761
Eagle Mountain Water Supply and Flood Control 95.3 648.14 -0.96 176,364 176,364 185,087 8,927
Elephant Butte 5as of 2026-05-29 Water Supply and Flood Control 10.6 4,313.93 -91.66 207,301 207,301 1,960,900 7,828
Falcon 2as of 2026-05-29 Water Supply and Flood Control 23.0 260.10 -41.10 428,776 358,767 1,562,367 26,846
Forkas of 2026-05-29 Water Supply 91.7 401.06 -1.94 587,076 555,633 606,088 25,127
Fort Phantom Hillas of 2026-05-29 Water Supply 72.4 1,630.37 -5.53 50,706 50,700 70,030 3,112
Georgetown Water Supply and Flood Control 100.0 800.53 9.53 51,897 38,005 38,005 - n.a. -
Gibbons Creek Water Supply 95.1 246.50 -0.50 26,162 24,458 25,721 2,499
Grahamas of 2026-05-29 Water Supply 77.7 1,070.65 -4.35 35,193 35,179 45,288 2,145
Granbury Water Supply 98.7 692.48 -0.22 132,069 131,160 132,949 8,092
Granger Water Supply and Flood Control 100.0 510.09 6.09 80,889 51,822 51,822 - n.a. -
Grapevineas of 2026-05-29 Water Supply and Flood Control 100.0 535.73 0.73 167,944 163,064 163,064 - n.a. -
Greenbeltas of 2026-05-29 Water Supply 6.5 2,610.73 -53.27 4,340 3,908 59,968 338
Halbertas of 2026-05-29 Water Supply 78.2 365.61 -2.39 4,718 4,718 6,033 523
Hords Creekas of 2026-05-29 Water Supply and Flood Control 54.0 1,890.74 -9.26 4,382 4,379 8,109 311
Houstonas of 2026-05-29 Water Supply 100.0 42.75 0.37 140,384 132,318 132,318 - n.a. -
Houston Countyas of 2026-05-29 Water Supply 100.0 260.19 0.19 17,911 17,113 17,113 - n.a. -
Hubbard Creekas of 2026-05-29 Water Supply 44.7 1,169.27 -14.04 144,968 140,092 313,298 9,248
Hubert H Mossas of 2026-05-29 Water Supply 91.7 713.10 -1.90 22,147 22,050 24,058 1,033
Inksas of 2026-05-29 Water Supply 94.8 887.11 -0.89 13,304 13,021 13,729 782
J B Thomasas of 2026-05-29 Water Supply 25.2 2,229.28 -28.72 51,096 50,423 199,931 3,408
Jacksonvilleas of 2026-05-29 Water Supply 100.0 422.08 0.08 25,825 25,670 25,670 - n.a. -
Jim Chapmanas of 2026-05-29 Water Supply and Flood Control 84.4 437.67 -2.33 254,124 218,349 258,723 16,658
Joe Poolas of 2026-05-29 Water Supply and Flood Control 100.0 523.06 1.06 158,215 149,629 149,629 6,922
Kempas of 2026-05-29 Water Supply and Flood Control 94.6 1,143.12 -0.88 232,156 232,030 245,307 14,875
Kickapooas of 2026-05-29 Water Supply 87.1 1,043.02 -1.98 75,180 75,180 86,345 5,414
Lake O' the Pinesas of 2026-05-29 Water Supply and Flood Control 100.0 228.73 0.23 245,437 241,363 241,363 17,787
Lavonas of 2026-05-29 Water Supply and Flood Control 100.0 493.46 1.46 443,299 409,757 409,757 21,400
Leonas of 2026-05-29 Water Supply 80.7 1,371.70 -3.30 22,679 22,399 27,762 1,497
Lewisvilleas of 2026-05-29 Water Supply and Flood Control 100.0 522.35 0.35 608,397 563,228 563,228 - n.a. -
Limestone Water Supply 94.4 362.06 -0.94 192,271 192,271 203,780 12,086
Livingston Water Supply 100.0 131.23 0.23 1,621,511 1,603,504 1,603,504 - n.a. -
Lost Creekas of 2026-05-29 Water Supply 95.5 1,008.23 -1.27 11,417 11,417 11,950 - n.a. -
Lyndon B Johnsonas of 2026-05-29 Water Supply 98.3 824.71 -0.29 129,757 110,917 112,778 6,405
Mackenzieas of 2026-05-29 Water Supply 12.1 3,021.06 -78.94 5,618 5,618 46,450 252
Marble Fallsas of 2026-05-29 Water Supply 93.4 736.17 -0.83 7,095 7,095 7,597 597
Martinas of 2026-05-29 Water Supply 95.4 305.29 -0.71 72,254 72,254 75,726 4,825
Medina Water Supply 4.0 977.16 -87.04 10,117 10,117 254,823 731
Meredith 6as of 2026-05-29 Water Supply 44.1 2,891.10 -45.40 259,118 220,704 500,000 8,629
Millers Creekas of 2026-05-29 Water Supply 63.8 1,328.75 -5.25 18,360 17,077 26,768 1,488
Mineral Wellsas of 2026-05-29 Water Supply 100.0 863.44 0.44 5,481 5,273 5,273 478
Monticelloas of 2026-05-29 Water Supply 81.7 336.63 -3.37 28,373 28,373 34,740 1,696
Mountain Creekas of 2026-05-29 Water Supply 100.0 457.74 0.74 24,858 22,850 22,850 2,912
Murvaul Water Supply 100.0 265.42 0.12 38,697 38,285 38,285 - n.a. -
Nacogdochesas of 2026-05-29 Water Supply 96.6 278.38 -0.62 38,187 38,185 39,522 2,125
Nasworthyas of 2026-05-29 Water Supply 85.5 1,871.72 -0.99 8,713 8,220 9,615 1,234
Navarro Millsas of 2026-05-29 Water Supply and Flood Control 100.0 425.17 0.67 53,023 49,827 49,827 - n.a. -
New Terrell Cityas of 2026-05-29 Water Supply 26.8 494.01 -9.99 2,311 2,300 8,583 378
Noconaas of 2026-05-29 Water Supply 84.6 824.95 -2.55 18,447 18,143 21,444 1,248
North Fork Buffalo Creekas of 2026-05-29 Water Supply 85.0 1,046.55 -1.45 13,095 13,095 15,400 1,356
O C Fisher Water Supply and Flood Control 14.0 1,875.30 -32.70 16,224 16,223 115,742 1,321
O H Ivieas of 2026-05-29 Water Supply 48.4 1,532.81 -18.69 268,134 268,134 554,340 - n.a. -
Oak Creekas of 2026-05-29 Water Supply 17.8 1,976.20 -23.80 7,112 6,962 39,210 627
Palestineas of 2026-05-29 Water Supply 98.9 344.83 -0.17 363,397 363,388 367,303 22,960
Palo Duroas of 2026-05-29 Water Supply and Flood Control 0.4 2,826.22 -65.78 224 224 61,066 - n.a. -
Palo Pintoas of 2026-05-29 Water Supply 95.3 866.42 -0.58 25,897 25,511 26,766 2,151
Pat Cleburneas of 2026-05-29 Water Supply 100.0 733.50 0.00 26,008 26,008 26,008 1,568
Pat Mayseas of 2026-05-29 Water Supply and Flood Control 95.3 450.04 -0.96 112,481 108,321 113,683 5,535
Possum Kingdom Water Supply 93.1 996.86 -2.14 500,853 500,853 538,139 16,927
Proctoras of 2026-05-29 Water Supply and Flood Control 78.3 1,159.29 -2.71 42,864 42,864 54,762 4,101
Ray Hubbard Water Supply 100.0 435.62 0.12 442,083 439,559 439,559 21,100
Ray Robertsas of 2026-05-29 Water Supply and Flood Control 100.0 632.67 0.17 793,321 788,167 788,167 - n.a. -
Red Bluff Water Supply 52.3 2,816.76 -11.34 75,898 75,898 145,165 4,931
Richland-Chambers Water Supply 92.9 313.18 -1.82 1,046,673 1,020,890 1,099,417 42,419
Sam Rayburnas of 2026-05-29 Water Supply and Flood Control 71.3 156.37 -8.03 2,055,530 2,036,574 2,857,077 89,944
Somerville Water Supply and Flood Control 100.0 238.29 0.29 153,577 150,293 150,293 - n.a. -
Stamfordas of 2026-05-29 Water Supply 71.4 1,413.80 -3.00 36,843 36,840 51,570 3,997
Stillhouse Hollow Water Supply and Flood Control 100.0 626.31 4.31 258,935 229,796 229,796 - n.a. -
Strikeras of 2026-05-29 Water Supply 100.0 293.03 0.03 21,858 16,878 16,878 1,956
Sulphur Springsas of 2026-05-29 Water Supply 100.0 459.04 0.09 17,918 17,747 17,747 - n.a. -
Sweetwateras of 2026-05-29 Water Supply 22.0 2,093.52 -22.98 2,700 2,700 12,267 238
Tawakonias of 2026-05-29 Water Supply 100.0 437.66 0.16 877,621 871,685 871,685 - n.a. -
Texana Water Supply 100.0 44.06 0.06 164,897 158,975 158,975 10,343
Texoma 7as of 2026-05-29 Water Supply and Flood Control 100.0 618.33 1.33 2,590,765 1,243,801 1,243,801 80,410
Toledo Bend 8 Water Supply 92.3 169.88 -2.12 4,131,559 2,063,730 2,236,450 172,258
Travisas of 2026-05-29 Water Supply and Flood Control 81.5 669.52 -11.48 911,949 894,917 1,098,044 16,315
Twin Buttes Water Supply and Flood Control 9.8 1,902.33 -37.87 21,674 17,925 182,454 1,523
Tyleras of 2026-05-29 Water Supply 97.1 374.93 -0.45 75,186 69,975 72,073 4,612
Wacoas of 2026-05-29 Water Supply and Flood Control 100.0 463.32 1.10 198,684 188,891 188,891 8,723
Waxahachieas of 2026-05-29 Water Supply 88.8 529.57 -1.93 10,407 9,825 11,060 619
Weatherfordas of 2026-05-29 Water Supply 68.9 890.44 -5.56 12,267 12,267 17,812 921
White Riveras of 2026-05-29 Water Supply 25.5 2,351.03 -21.17 8,122 8,122 31,846 721
Whitneyas of 2026-05-29 Water Supply and Flood Control 99.3 532.84 -0.16 562,459 561,105 564,808 23,073
Worthas of 2026-05-29 Water Supply 72.9 592.00 -2.00 26,879 17,803 24,419 3,186
Wright Patmanas of 2026-05-29 Water Supply and Flood Control 100.0 225.81 5.21 255,766 122,593 122,593 - 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.