Texas Reservoirs: Monitored Water Supply Reservoirs are 74.3% full on 2026-04-18

Statewide Conservation Storage

Summary

Date Percent Full Reservoir Storage
(acre-ft)
Conservation Storage
(acre-ft)
Conservation Capacity
(acre-ft)
Today 2026-04-18 74.3 27,283,916 23,419,658 31,531,332
Yesterday 2026-04-17 74.3 27,284,622 23,419,641 31,531,332
2 days ago 2026-04-16 74.3 27,293,696 23,421,452 31,531,332
1 week ago 2026-04-11 73.9 27,230,861 23,312,659 31,531,332
1 month ago 2026-03-18 74.0 27,168,362 23,341,615 31,531,332
3 months ago 2026-01-18 73.1 26,801,793 23,049,839 31,531,332
6 months ago 2025-10-18 74.2 27,189,080 23,381,859 31,531,332
1 year ago 2025-04-18 75.4 28,625,099 23,778,646 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 2026-04-17 Water Supply 3.8 1,988.66 -23.64 303 303 7,900 94
Addicks 1 Flood Control - n.a. - 76.36 - n.a. - - n.a. - - n.a. - - n.a. - - n.a. -
Alan Henryas of 2026-04-17 Water Supply 82.1 2,213.30 -6.70 79,017 79,017 96,207 2,352
Amistad 2as of 2026-04-17 Water Supply and Flood Control 31.5 1,048.33 -68.67 621,508 570,894 1,813,408 16,782
Amon G Carter Water Supply 85.5 918.01 -1.99 17,256 16,472 19,266 1,340
Aquillaas of 2026-04-17 Water Supply and Flood Control 94.0 536.64 -0.86 40,669 40,633 43,243 2,985
Arlingtonas of 2026-04-17 Water Supply 94.0 548.74 -1.26 37,786 37,754 40,157 1,891
Arrowheadas of 2026-04-17 Water Supply 83.9 923.32 -2.68 193,336 193,336 230,359 13,124
Athensas of 2026-04-17 Water Supply 100.0 440.24 0.24 29,992 29,503 29,503 - n.a. -
Austinas of 2026-04-17 Water Supply 97.3 492.39 -0.41 23,938 23,329 23,972 1,556
B A Steinhagenas of 2026-04-17 Water Supply 96.3 82.75 -0.25 66,731 66,658 69,186 10,005
Bardwellas of 2026-04-17 Water Supply and Flood Control 100.0 421.07 0.07 44,150 43,856 43,856 3,313
Barker 3 Flood Control - n.a. - 71.48 - n.a. - - n.a. - - n.a. - - n.a. - - n.a. -
Beltonas of 2026-04-17 Water Supply and Flood Control 99.6 593.86 -0.14 430,892 430,892 432,631 12,408
Benbrookas of 2026-04-17 Water Supply and Flood Control 84.6 690.20 -3.80 72,431 72,431 85,648 3,295
Bob Sandlin Water Supply 95.4 336.50 -1.00 194,357 183,626 192,417 8,693
Bois d'Arcas of 2026-04-17 Water Supply 89.8 531.67 -2.33 330,038 330,038 367,609 15,506
Bonhamas of 2026-04-17 Water Supply 80.9 562.90 -2.10 8,930 8,918 11,027 956
Brady Creekas of 2026-04-17 Water Supply 95.3 1,742.29 -0.71 29,080 27,458 28,808 1,968
Bridgeportas of 2026-04-17 Water Supply and Flood Control 85.4 831.37 -4.63 317,796 317,796 372,183 11,246
Brownwoodas of 2026-04-17 Water Supply 82.6 1,421.36 -3.24 108,090 108,090 130,868 6,065
Buchananas of 2026-04-17 Water Supply 96.0 1,018.43 -1.57 845,370 831,708 866,694 22,132
Caddo 4as of 2026-03-09 Water Supply 100.0 168.93 0.43 138,546 29,898 29,898 27,670
Canyonas of 2026-04-17 Water Supply and Flood Control 58.4 886.36 -22.64 221,159 221,088 378,781 5,783
Cedar Creek Water Supply 83.8 318.64 -3.36 540,534 540,435 644,686 29,532
Champion Creekas of 2026-04-17 Water Supply 39.9 2,061.38 -21.62 16,603 16,603 41,580 832
Cherokeeas of 2026-04-17 Water Supply 100.0 280.29 0.29 45,992 40,094 40,094 - n.a. -
Choke Canyonas of 2026-04-17 Water Supply 7.5 178.71 -41.79 49,714 49,713 662,820 5,190
Ciscoas of 2026-04-17 Water Supply 48.0 1,505.70 -16.76 13,912 13,912 29,003 640
Colemanas of 2026-04-17 Water Supply 87.7 1,714.86 -2.64 33,421 33,403 38,075 1,730
Coleto Creek Water Supply 74.6 94.63 -3.37 23,157 23,157 31,040 2,176
Colorado City Water Supply 53.0 2,058.77 -11.43 16,309 16,309 30,758 - n.a. -
Comanche Creek Water Supply 100.0 775.41 0.41 152,575 151,250 151,250 - n.a. -
Conroe Water Supply 94.8 199.89 -1.11 395,855 395,828 417,577 19,294
Corpus Christi Water Supply 8.4 74.75 -19.25 21,742 21,464 256,062 4,615
Crookas of 2026-04-17 Water Supply 98.5 475.87 -0.13 9,074 9,059 9,195 1,045
Cypress Springsas of 2026-04-17 Water Supply 96.8 377.33 -0.67 64,606 64,606 66,756 3,183
E V Spence Water Supply 11.5 1,845.39 -52.61 59,638 59,638 517,272 3,789
Eagle Mountainas of 2026-04-17 Water Supply and Flood Control 89.6 646.94 -2.16 165,882 165,882 185,087 8,558
Elephant Butte 5as of 2026-04-17 Water Supply and Flood Control 12.8 4,319.23 -86.36 251,465 251,465 1,960,900 8,846
Falcon 2as of 2026-04-17 Water Supply and Flood Control 19.7 257.22 -43.98 356,531 307,590 1,562,367 23,243
Forkas of 2026-04-17 Water Supply 88.0 400.16 -2.84 564,830 533,387 606,088 24,309
Fort Phantom Hillas of 2026-04-17 Water Supply 75.2 1,631.00 -4.90 52,686 52,680 70,030 3,181
Georgetown Water Supply and Flood Control 77.4 783.90 -7.10 29,461 29,398 38,005 1,119
Gibbons Creek Water Supply 94.8 246.47 -0.53 26,087 24,383 25,721 2,495
Grahamas of 2026-04-17 Water Supply 77.8 1,070.67 -4.33 35,236 35,222 45,288 2,147
Granbury Water Supply 99.1 692.55 -0.15 132,637 131,728 132,949 8,117
Granger Water Supply and Flood Control 100.0 504.57 0.57 54,198 51,822 51,822 - n.a. -
Grapevineas of 2026-04-17 Water Supply and Flood Control 100.0 536.34 1.34 172,123 163,064 163,064 - n.a. -
Greenbeltas of 2026-04-17 Water Supply 7.0 2,611.56 -52.44 4,647 4,215 59,968 350
Halbertas of 2026-04-17 Water Supply 75.7 365.32 -2.68 4,568 4,568 6,033 516
Hords Creekas of 2026-04-17 Water Supply and Flood Control 55.0 1,891.00 -9.00 4,462 4,459 8,109 316
Houstonas of 2026-04-17 Water Supply 87.8 40.93 -1.45 119,992 116,191 132,318 10,804
Houston Countyas of 2026-04-17 Water Supply 100.0 260.28 0.28 18,029 17,113 17,113 - n.a. -
Hubbard Creekas of 2026-04-17 Water Supply 45.7 1,169.60 -13.71 148,043 143,167 313,298 9,385
Hubert H Mossas of 2026-04-17 Water Supply 91.1 712.97 -2.03 22,013 21,916 24,058 1,030
Inksas of 2026-04-17 Water Supply 96.0 887.31 -0.69 13,462 13,179 13,729 792
J B Thomasas of 2026-04-17 Water Supply 26.9 2,230.26 -27.74 54,492 53,819 199,931 3,523
Jacksonvilleas of 2026-04-17 Water Supply 100.0 422.11 0.11 25,860 25,670 25,670 - n.a. -
Jim Chapmanas of 2026-04-17 Water Supply and Flood Control 79.1 436.83 -3.17 240,334 204,559 258,723 16,174
Joe Poolas of 2026-04-17 Water Supply and Flood Control 100.0 522.41 0.41 153,763 149,629 149,629 6,783
Kempas of 2026-04-17 Water Supply and Flood Control 96.4 1,143.41 -0.59 236,491 236,365 245,307 15,013
Kickapooas of 2026-04-17 Water Supply 88.1 1,043.19 -1.81 76,104 76,104 86,345 5,452
Lake O' the Pinesas of 2026-04-17 Water Supply and Flood Control 99.4 228.42 -0.08 239,954 239,954 241,363 17,582
Lavonas of 2026-04-17 Water Supply and Flood Control 100.0 492.44 0.44 421,737 409,757 409,757 20,900
Leonas of 2026-04-17 Water Supply 81.3 1,371.81 -3.19 22,843 22,563 27,762 1,506
Lewisvilleas of 2026-04-17 Water Supply and Flood Control 100.0 522.11 0.11 601,876 563,228 563,228 - n.a. -
Limestone Water Supply 84.5 360.34 -2.66 172,097 172,097 203,780 11,310
Livingston Water Supply 100.0 131.15 0.15 1,615,213 1,603,504 1,603,504 78,431
Lost Creekas of 2026-04-17 Water Supply 94.9 1,008.05 -1.45 11,342 11,342 11,950 - n.a. -
Lyndon B Johnsonas of 2026-04-17 Water Supply 98.7 824.78 -0.22 130,205 111,365 112,778 6,411
Mackenzieas of 2026-04-17 Water Supply 12.1 3,021.14 -78.86 5,637 5,637 46,450 252
Marble Fallsas of 2026-04-17 Water Supply 95.6 736.45 -0.55 7,263 7,263 7,597 603
Martinas of 2026-04-17 Water Supply 95.2 305.25 -0.75 72,062 72,062 75,726 4,818
Medina Water Supply 3.8 976.64 -87.56 9,740 9,740 254,823 718
Meredith 6as of 2026-04-17 Water Supply 45.3 2,891.77 -44.73 264,921 226,507 500,000 8,693
Millers Creekas of 2026-04-17 Water Supply 67.6 1,329.42 -4.58 19,379 18,096 26,768 1,551
Mineral Wellsas of 2026-04-17 Water Supply 99.3 862.92 -0.08 5,235 5,235 5,273 465
Monticelloas of 2026-04-17 Water Supply 80.2 336.34 -3.66 27,873 27,873 34,740 1,670
Mountain Creekas of 2026-04-17 Water Supply 100.0 457.63 0.63 24,506 22,850 22,850 2,867
Murvaul Water Supply 100.0 265.34 0.04 38,422 38,285 38,285 - n.a. -
Nacogdochesas of 2026-04-17 Water Supply 97.3 278.51 -0.49 38,464 38,462 39,522 2,138
Nasworthyas of 2026-04-17 Water Supply 87.2 1,871.85 -0.86 8,874 8,381 9,615 1,243
Navarro Millsas of 2026-04-17 Water Supply and Flood Control 96.5 424.13 -0.37 48,100 48,099 49,827 4,629
New Terrell Cityas of 2026-04-17 Water Supply 27.2 494.11 -9.89 2,349 2,338 8,583 382
Noconaas of 2026-04-17 Water Supply 86.3 825.24 -2.26 18,811 18,507 21,444 1,259
North Fork Buffalo Creekas of 2026-04-17 Water Supply 90.1 1,047.03 -0.97 13,870 13,870 15,400 1,408
O C Fisher Water Supply and Flood Control 14.3 1,875.52 -32.48 16,516 16,515 115,742 1,330
O H Ivieas of 2026-04-17 Water Supply 47.0 1,532.14 -19.36 260,403 260,403 554,340 - n.a. -
Oak Creekas of 2026-04-17 Water Supply 18.4 1,976.63 -23.37 7,366 7,216 39,210 645
Palestineas of 2026-04-17 Water Supply 99.9 344.98 -0.02 366,851 366,842 367,303 23,094
Palo Duroas of 2026-04-17 Water Supply and Flood Control 0.4 2,826.27 -65.73 227 227 61,066 - n.a. -
Palo Pintoas of 2026-04-17 Water Supply 94.1 866.27 -0.73 25,575 25,189 26,766 2,145
Pat Cleburneas of 2026-04-17 Water Supply 97.5 733.08 -0.42 25,354 25,354 26,008 1,552
Pat Mayseas of 2026-04-17 Water Supply and Flood Control 90.8 449.11 -1.89 107,403 103,243 113,683 5,349
Possum Kingdom Water Supply 93.6 997.04 -1.96 503,907 503,907 538,139 17,010
Proctoras of 2026-04-17 Water Supply and Flood Control 75.8 1,158.95 -3.05 41,487 41,487 54,762 4,003
Ray Hubbard Water Supply 99.5 435.40 -0.10 437,470 437,470 439,559 20,822
Ray Robertsas of 2026-04-17 Water Supply and Flood Control 100.0 632.89 0.39 799,600 788,167 788,167 - n.a. -
Red Bluffas of 2026-04-17 Water Supply 55.7 2,817.74 -10.36 80,827 80,827 145,165 5,124
Richland-Chambersas of 2026-04-17 Water Supply 92.1 312.99 -2.01 1,038,627 1,012,844 1,099,417 42,268
Sam Rayburnas of 2026-04-17 Water Supply and Flood Control 71.0 156.28 -8.12 2,047,447 2,028,491 2,857,077 89,671
Somerville Water Supply and Flood Control 73.7 234.22 -3.78 110,717 110,717 150,293 9,702
Stamfordas of 2026-04-17 Water Supply 76.6 1,414.45 -2.35 39,504 39,501 51,570 4,216
Stillhouse Hollow Water Supply and Flood Control 96.0 620.56 -1.44 220,771 220,685 229,796 6,228
Strikeras of 2026-04-17 Water Supply 98.8 292.90 -0.10 21,604 16,682 16,878 1,946
Sulphur Springsas of 2026-04-17 Water Supply 84.6 457.39 -1.56 15,012 15,012 17,747 - n.a. -
Sweetwateras of 2026-04-17 Water Supply 23.2 2,094.12 -22.38 2,843 2,843 12,267 245
Tawakonias of 2026-04-17 Water Supply 98.6 437.16 -0.34 859,181 859,173 871,685 36,598
Texana Water Supply 54.8 35.61 -8.39 92,330 87,117 158,975 6,978
Texoma 7as of 2026-04-17 Water Supply and Flood Control 99.4 616.81 -0.19 2,473,453 1,236,726 1,243,801 75,246
Toledo Bend 8 Water Supply 88.7 168.93 -3.07 3,973,320 1,984,610 2,236,450 167,790
Travisas of 2026-04-17 Water Supply and Flood Control 72.7 663.29 -17.71 814,793 797,761 1,098,044 14,882
Twin Buttes Water Supply and Flood Control 10.4 1,902.97 -37.23 22,647 18,898 182,454 1,569
Tyleras of 2026-04-17 Water Supply 97.9 375.06 -0.32 75,787 70,576 72,073 4,640
Wacoas of 2026-04-17 Water Supply and Flood Control 100.0 462.32 0.10 190,070 188,891 188,891 8,512
Waxahachieas of 2026-04-17 Water Supply 86.6 529.17 -2.33 10,162 9,580 11,060 609
Weatherfordas of 2026-04-17 Water Supply 67.4 890.16 -5.84 12,010 12,010 17,812 915
White Riveras of 2026-04-17 Water Supply 27.1 2,351.71 -20.49 8,621 8,621 31,846 750
Whitneyas of 2026-04-17 Water Supply and Flood Control 95.4 531.86 -1.14 540,290 538,936 564,808 22,171
Worthas of 2026-04-17 Water Supply 74.7 592.14 -1.86 27,326 18,250 24,419 3,204
Wright Patmanas of 2026-04-17 Water Supply and Flood Control 100.0 223.39 2.79 187,204 122,593 122,593 - 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.