Texas Reservoirs: Monitored Water Supply Reservoirs are 73.7% full on 2026-03-09

Statewide Conservation Storage

Summary

Date Percent Full Reservoir Storage
(acre-ft)
Conservation Storage
(acre-ft)
Conservation Capacity
(acre-ft)
Today 2026-03-09 73.7 27,049,994 23,245,235 31,531,332
Yesterday 2026-03-08 73.7 27,047,162 23,243,965 31,531,332
2 days ago 2026-03-07 73.6 26,985,700 23,208,524 31,531,332
1 week ago 2026-03-02 73.5 26,930,610 23,171,423 31,531,332
1 month ago 2026-02-09 73.0 26,737,701 23,016,643 31,531,332
3 months ago 2025-12-09 74.0 27,158,162 23,334,214 31,531,332
6 months ago 2025-09-09 77.2 28,349,834 24,328,994 31,531,332
1 year ago 2025-03-09 75.8 28,480,123 23,889,247 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 2026-03-08 Water Supply 3.6 1,988.44 -23.86 285 285 7,900 91
Addicks 1 Flood Control - n.a. - 76.85 - n.a. - - n.a. - - n.a. - - n.a. - - n.a. -
Alan Henryas of 2026-03-08 Water Supply 83.9 2,214.00 -6.00 80,676 80,676 96,207 2,386
Amistad 2 Water Supply and Flood Control 31.3 1,049.39 -67.61 639,206 566,747 1,813,408 17,250
Amon G Carter Water Supply 86.8 918.19 -1.81 17,503 16,719 19,266 1,353
Aquillaas of 2026-03-08 Water Supply and Flood Control 93.1 536.52 -0.98 40,311 40,275 43,243 2,972
Arlingtonas of 2026-03-08 Water Supply 94.2 548.78 -1.22 37,862 37,830 40,157 1,892
Arrowheadas of 2026-03-08 Water Supply 82.3 923.04 -2.96 189,682 189,682 230,359 12,979
Athensas of 2026-03-08 Water Supply 100.0 440.40 0.40 30,294 29,503 29,503 - n.a. -
Austin Water Supply 96.5 492.26 -0.54 23,736 23,127 23,972 1,549
B A Steinhagenas of 2026-03-08 Water Supply 94.5 82.62 -0.38 65,437 65,364 69,186 9,885
Bardwellas of 2026-03-08 Water Supply and Flood Control 100.0 421.10 0.10 44,249 43,856 43,856 3,316
Barker 3 Flood Control - n.a. - 76.95 - n.a. - - n.a. - - n.a. - - n.a. - - n.a. -
Beltonas of 2026-03-08 Water Supply and Flood Control 97.4 593.10 -0.90 421,537 421,537 432,631 12,208
Benbrookas of 2026-03-08 Water Supply and Flood Control 84.0 690.04 -3.96 71,905 71,905 85,648 3,278
Bob Sandlinas of 2026-03-08 Water Supply 94.5 336.30 -1.20 192,622 181,891 192,417 8,654
Bois d'Arcas of 2026-03-08 Water Supply 89.7 531.65 -2.35 329,709 329,709 367,609 15,497
Bonhamas of 2026-03-08 Water Supply 77.6 562.52 -2.48 8,570 8,558 11,027 937
Brady Creekas of 2026-03-08 Water Supply 96.2 1,742.42 -0.58 29,343 27,721 28,808 1,979
Bridgeportas of 2026-03-08 Water Supply and Flood Control 85.2 831.32 -4.68 317,234 317,234 372,183 11,236
Brownwoodas of 2026-03-08 Water Supply 82.9 1,421.43 -3.17 108,515 108,515 130,868 6,080
Buchanan Water Supply 94.4 1,017.83 -2.17 832,122 818,460 866,694 22,028
Caddo 4as of 2026-03-08 Water Supply 100.0 168.96 0.46 139,304 29,898 29,898 27,737
Canyonas of 2026-03-08 Water Supply and Flood Control 60.0 887.39 -21.61 227,169 227,098 378,781 5,886
Cedar Creek Water Supply 83.4 318.54 -3.46 537,585 537,486 644,686 29,441
Champion Creekas of 2026-03-08 Water Supply 40.8 2,061.82 -21.18 16,981 16,981 41,580 842
Cherokeeas of 2026-03-08 Water Supply 100.0 280.39 0.39 46,387 40,094 40,094 - n.a. -
Choke Canyonas of 2026-03-08 Water Supply 8.3 179.65 -40.85 54,774 54,773 662,820 5,576
Ciscoas of 2026-03-08 Water Supply 48.0 1,505.71 -16.75 13,918 13,918 29,003 640
Colemanas of 2026-03-08 Water Supply 83.8 1,713.99 -3.51 31,936 31,918 38,075 1,690
Coleto Creekas of 2026-03-08 Water Supply 76.6 94.92 -3.08 23,782 23,782 31,040 2,218
Colorado City Water Supply 54.6 2,059.23 -10.97 16,806 16,806 30,758 - n.a. -
Comanche Creek Water Supply 98.8 774.43 -0.57 149,477 149,454 151,250 3,136
Conroe Water Supply 94.9 199.91 -1.09 396,241 396,214 417,577 19,305
Corpus Christi Water Supply 9.9 75.54 -18.46 25,626 25,348 256,062 5,165
Crookas of 2026-03-08 Water Supply 98.9 475.90 -0.10 9,106 9,091 9,195 1,046
Cypress Springsas of 2026-03-08 Water Supply 98.2 377.63 -0.37 65,565 65,565 66,756 3,205
E V Spence Water Supply 12.0 1,846.01 -51.99 62,009 62,009 517,272 3,859
Eagle Mountainas of 2026-03-08 Water Supply and Flood Control 84.4 645.80 -3.30 156,294 156,294 185,087 8,266
Elephant Butte 5as of 2026-03-08 Water Supply and Flood Control 12.2 4,318.17 -88.13 242,197 242,197 1,985,900 8,640
Falcon 2 Water Supply and Flood Control 21.4 257.35 -43.85 359,390 333,892 1,562,367 23,383
Forkas of 2026-03-08 Water Supply 88.3 400.23 -2.77 566,534 535,091 606,088 24,373
Fort Phantom Hillas of 2026-03-08 Water Supply 72.0 1,630.28 -5.62 50,426 50,420 70,030 3,103
Georgetown Water Supply and Flood Control 76.3 783.53 -7.47 29,048 28,985 38,005 1,110
Gibbons Creek Water Supply 97.9 246.79 -0.21 26,891 25,187 25,721 2,530
Grahamas of 2026-03-08 Water Supply 77.3 1,070.57 -4.43 35,022 35,008 45,288 2,140
Granbury Water Supply 98.6 692.47 -0.23 131,988 131,079 132,949 8,088
Granger Water Supply and Flood Control 100.0 504.33 0.33 53,189 51,822 51,822 - n.a. -
Grapevineas of 2026-03-08 Water Supply and Flood Control 100.0 535.39 0.39 165,655 163,064 163,064 - n.a. -
Greenbeltas of 2026-03-08 Water Supply 7.5 2,612.38 -51.62 4,937 4,505 59,968 365
Halbertas of 2026-03-08 Water Supply 75.8 365.33 -2.67 4,573 4,573 6,033 516
Hords Creekas of 2026-03-08 Water Supply and Flood Control 55.5 1,891.13 -8.87 4,504 4,501 8,109 318
Houstonas of 2026-03-08 Water Supply 100.0 42.91 0.53 142,246 132,318 132,318 - n.a. -
Houston Countyas of 2026-03-08 Water Supply 100.0 260.16 0.16 17,873 17,113 17,113 - n.a. -
Hubbard Creekas of 2026-03-08 Water Supply 42.4 1,168.48 -14.83 137,805 132,929 313,298 8,890
Hubert H Mossas of 2026-03-08 Water Supply 90.2 712.75 -2.25 21,787 21,690 24,058 1,025
Inks Water Supply 95.5 887.22 -0.78 13,391 13,108 13,729 790
J B Thomasas of 2026-03-08 Water Supply 28.5 2,231.17 -26.83 57,748 57,075 199,931 3,636
Jacksonvilleas of 2026-03-08 Water Supply 100.0 422.12 0.12 25,871 25,670 25,670 - n.a. -
Jim Chapmanas of 2026-03-08 Water Supply and Flood Control 77.7 436.61 -3.39 236,790 201,015 258,723 16,048
Joe Poolas of 2026-03-08 Water Supply and Flood Control 100.0 523.05 1.05 158,146 149,629 149,629 6,920
Kempas of 2026-03-08 Water Supply and Flood Control 97.6 1,143.62 -0.38 239,654 239,528 245,307 15,115
Kickapooas of 2026-03-08 Water Supply 84.3 1,042.57 -2.43 72,767 72,767 86,345 5,312
Lake O' the Pinesas of 2026-03-08 Water Supply and Flood Control 93.8 227.64 -0.86 226,451 226,451 241,363 17,049
Lavonas of 2026-03-08 Water Supply and Flood Control 96.4 491.28 -0.72 397,867 395,026 409,757 20,311
Leonas of 2026-03-08 Water Supply 82.2 1,371.98 -3.02 23,098 22,818 27,762 1,519
Lewisvilleas of 2026-03-08 Water Supply and Flood Control 100.0 522.35 0.35 608,397 563,228 563,228 - n.a. -
Limestone Water Supply 85.5 360.52 -2.48 174,139 174,139 203,780 11,382
Livingston Water Supply 100.0 131.10 0.10 1,611,298 1,603,504 1,603,504 78,170
Lost Creekas of 2026-03-08 Water Supply 93.4 1,007.53 -1.97 11,164 11,164 11,950 - n.a. -
Lyndon B Johnson Water Supply 98.2 824.69 -0.31 129,628 110,788 112,778 6,403
Mackenzieas of 2026-03-08 Water Supply 12.5 3,021.74 -78.26 5,786 5,786 46,450 256
Marble Falls Water Supply 94.9 736.36 -0.64 7,209 7,209 7,597 601
Martinas of 2026-03-08 Water Supply 88.3 304.15 -1.85 66,872 66,872 75,726 4,617
Medina Water Supply 4.2 977.81 -86.39 10,598 10,598 254,823 748
Meredith 6as of 2026-03-08 Water Supply 46.3 2,892.36 -44.14 270,066 231,652 500,000 8,750
Millers Creekas of 2026-03-08 Water Supply 70.1 1,329.85 -4.15 20,055 18,772 26,768 1,594
Mineral Wellsas of 2026-03-08 Water Supply 90.8 861.93 -1.07 4,787 4,787 5,273 443
Monticelloas of 2026-03-08 Water Supply 79.2 336.13 -3.87 27,516 27,516 34,740 1,651
Mountain Creekas of 2026-03-08 Water Supply 100.0 457.72 0.72 24,792 22,850 22,850 2,903
Murvaulas of 2026-03-08 Water Supply 100.0 265.30 0.00 38,285 38,285 38,285 3,507
Nacogdochesas of 2026-03-08 Water Supply 94.0 277.89 -1.11 37,157 37,155 39,522 2,081
Nasworthyas of 2026-03-08 Water Supply 85.5 1,871.72 -0.99 8,713 8,220 9,615 1,234
Navarro Millsas of 2026-03-08 Water Supply and Flood Control 97.7 424.26 -0.24 48,704 48,703 49,827 4,656
New Terrell Cityas of 2026-03-08 Water Supply 26.4 493.92 -10.08 2,277 2,266 8,583 375
Noconaas of 2026-03-08 Water Supply 85.8 825.15 -2.35 18,697 18,393 21,444 1,256
North Fork Buffalo Creekas of 2026-03-08 Water Supply 82.4 1,046.29 -1.71 12,692 12,692 15,400 1,329
O C Fisher Water Supply and Flood Control 14.5 1,875.74 -32.26 16,808 16,807 115,742 1,338
O H Ivieas of 2026-03-08 Water Supply 45.6 1,531.47 -20.03 252,862 252,862 554,340 - n.a. -
Oak Creekas of 2026-03-08 Water Supply 18.8 1,976.87 -23.13 7,529 7,379 39,210 654
Palestineas of 2026-03-08 Water Supply 100.0 345.06 0.06 368,701 367,303 367,303 - n.a. -
Palo Duroas of 2026-03-08 Water Supply and Flood Control 0.4 2,826.34 -65.66 232 232 61,066 - n.a. -
Palo Pintoas of 2026-03-08 Water Supply 94.2 866.28 -0.72 25,597 25,211 26,766 2,146
Pat Cleburneas of 2026-03-08 Water Supply 92.5 732.24 -1.26 24,060 24,060 26,008 1,527
Pat Mayseas of 2026-03-08 Water Supply and Flood Control 88.9 448.71 -2.29 105,275 101,115 113,683 5,293
Possum Kingdom Water Supply 91.2 996.26 -2.74 490,781 490,781 538,139 16,641
Proctoras of 2026-03-08 Water Supply and Flood Control 76.8 1,159.09 -2.91 42,050 42,050 54,762 4,041
Ray Hubbard Water Supply 98.3 435.13 -0.37 431,891 431,891 439,559 20,537
Ray Robertsas of 2026-03-08 Water Supply and Flood Control 100.0 632.94 0.44 801,033 788,167 788,167 - n.a. -
Red Bluffas of 2026-03-08 Water Supply 57.0 2,818.11 -9.99 82,756 82,756 145,165 5,196
Richland-Chambersas of 2026-03-08 Water Supply 92.5 313.08 -1.92 1,042,435 1,016,652 1,099,417 42,339
Sam Rayburnas of 2026-03-08 Water Supply and Flood Control 68.4 155.43 -8.97 1,972,266 1,953,310 2,857,077 87,257
Somerville Water Supply and Flood Control 78.0 234.88 -3.12 117,221 117,221 150,293 10,002
Stamfordas of 2026-03-08 Water Supply 80.6 1,414.93 -1.87 41,550 41,547 51,570 4,379
Stillhouse Hollow Water Supply and Flood Control 94.3 619.93 -2.07 216,873 216,787 229,796 6,147
Strikeras of 2026-03-08 Water Supply 100.0 293.15 0.15 22,093 16,878 16,878 1,967
Sulphur Springsas of 2026-03-08 Water Supply 80.7 456.97 -1.98 14,325 14,325 17,747 - n.a. -
Sweetwateras of 2026-03-08 Water Supply 24.2 2,094.65 -21.85 2,968 2,968 12,267 252
Tawakonias of 2026-03-08 Water Supply 96.0 436.55 -0.95 837,046 837,038 871,685 35,992
Texana Water Supply 55.9 35.85 -8.15 94,015 88,802 158,975 7,065
Texoma 7 Water Supply and Flood Control 98.9 616.64 -0.36 2,460,792 1,230,396 1,243,801 74,751
Toledo Bend 8as of 2026-03-08 Water Supply 86.0 168.20 -3.80 3,851,339 1,923,620 2,236,450 164,402
Travis Water Supply and Flood Control 76.1 665.79 -15.21 852,697 835,665 1,098,044 15,448
Twin Buttes Water Supply and Flood Control 11.5 1,904.25 -35.95 24,706 20,957 182,454 1,661
Tyleras of 2026-03-08 Water Supply 96.7 374.87 -0.51 74,909 69,698 72,073 4,599
Wacoas of 2026-03-08 Water Supply and Flood Control 98.0 461.76 -0.46 185,253 185,027 188,891 8,358
Waxahachieas of 2026-03-08 Water Supply 83.5 528.59 -2.91 9,812 9,230 11,060 596
Weatherfordas of 2026-03-08 Water Supply 66.7 890.02 -5.98 11,882 11,882 17,812 912
White Riveras of 2026-03-08 Water Supply 29.0 2,352.49 -19.71 9,220 9,220 31,846 785
Whitneyas of 2026-03-08 Water Supply and Flood Control 94.1 531.53 -1.47 533,024 531,670 564,808 21,867
Worthas of 2026-03-08 Water Supply 78.7 592.44 -1.56 28,293 19,217 24,419 3,242
Wright Patmanas of 2026-03-08 Water Supply and Flood Control 100.0 223.65 3.05 194,024 122,593 122,593 - 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.