Texas Reservoirs: Monitored Water Supply Reservoirs are 72.9% full on 2026-09-16

Statewide Conservation Storage

Summary

Date Percent Full Reservoir Storage
(acre-ft)
Conservation Storage
(acre-ft)
Conservation Capacity
(acre-ft)
Today 2026-09-16 72.9 26,914,487 23,013,374 31,556,675
Yesterday 2026-09-15 73.0 26,932,657 23,026,439 31,558,535
2 days ago 2026-09-14 73.1 26,961,840 23,065,830 31,558,535
1 week ago 2026-09-09 73.7 27,164,138 23,247,793 31,558,535
1 month ago 2026-08-16 76.3 28,163,056 24,084,209 31,558,535
3 months ago 2026-06-16 76.9 28,958,691 24,281,365 31,558,535
6 months ago 2026-03-16 74.3 27,342,533 23,419,857 31,531,332
1 year ago 2025-09-16 76.6 28,090,409 24,166,971 31,556,675
*

 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 2026-09-15 Water Supply 8.7 1,992.10 -20.20 688 688 7,900 144
Addicks 1as of 2026-09-15 Flood Control - n.a. - 76.41 - n.a. - - n.a. - - n.a. - - n.a. - - n.a. -
Alan Henryas of 2026-09-15 Water Supply 71.7 2,208.81 -11.19 68,955 68,955 96,207 2,135
Amistad 2 Water Supply and Flood Control 38.9 1,056.42 -60.58 772,322 705,414 1,813,408 20,687
Amon G Carter Water Supply 75.5 916.47 -3.53 15,326 14,542 19,266 1,235
Aquillaas of 2026-09-15 Water Supply and Flood Control 85.5 535.37 -2.13 37,003 36,967 43,243 2,774
Arlingtonas of 2026-09-15 Water Supply 72.2 544.00 -6.00 29,037 29,005 40,157 1,801
Arrowheadas of 2026-09-15 Water Supply 71.3 920.99 -5.01 164,158 164,158 230,359 11,922
Athensas of 2026-09-15 Water Supply 93.0 438.85 -1.15 27,486 27,445 29,503 1,679
Austin Water Supply 97.8 492.47 -0.33 24,063 23,454 23,972 1,561
B A Steinhagenas of 2026-09-15 Water Supply 99.9 82.99 -0.01 69,158 69,085 69,186 10,226
Bardwellas of 2026-09-15 Water Supply and Flood Control 88.0 419.35 -1.65 38,660 38,599 43,856 3,080
Barker 3 Flood Control - n.a. - 69.80 - n.a. - - n.a. - - n.a. - - n.a. - - n.a. -
Belton Water Supply and Flood Control 96.3 592.69 -1.31 416,554 416,554 432,631 12,101
Benbrook Water Supply and Flood Control 73.9 687.30 -6.70 63,284 63,284 85,648 3,031
Bob Sandlin Water Supply 90.1 335.30 -2.20 184,067 173,336 192,417 8,458
Bois d'Arcas of 2026-09-15 Water Supply 91.1 531.97 -2.03 334,973 334,973 367,609 15,647
Bonham Water Supply 80.2 562.82 -2.18 8,854 8,842 11,027 952
Brady Creekas of 2026-09-15 Water Supply 85.3 1,740.77 -2.23 26,189 24,567 28,808 1,831
Bridgeport Water Supply and Flood Control 75.5 828.00 -8.00 281,122 281,122 372,183 10,494
Brownwoodas of 2026-09-15 Water Supply 83.9 1,421.64 -2.96 109,796 109,796 130,868 6,123
Buchanan Water Supply 96.4 1,018.59 -1.41 848,913 835,251 866,694 22,161
Caddo 4as of 2026-09-15 Water Supply 100.0 169.13 0.63 143,741 29,898 29,898 28,121
Canyonas of 2026-09-15 Water Supply and Flood Control 99.1 908.59 -0.41 375,485 375,414 378,781 8,189
Cedar Creek Water Supply 74.1 316.43 -5.57 477,494 477,395 644,686 27,454
Champion Creek Water Supply 42.3 2,062.50 -20.50 17,606 17,606 41,580 859
Cherokeeas of 2026-09-15 Water Supply 83.3 277.93 -2.07 37,782 33,400 40,094 3,164
Choke Canyon Water Supply 22.6 191.43 -29.07 149,549 149,548 662,820 10,498
Ciscoas of 2026-09-15 Water Supply 43.1 1,503.33 -19.13 12,509 12,509 29,003 586
Colemanas of 2026-09-15 Water Supply 79.2 1,712.93 -4.57 30,166 30,148 38,075 1,650
Coleto Creek Water Supply 72.8 94.37 -3.63 22,596 22,596 31,040 2,138
Colorado City Water Supply 53.4 2,058.87 -11.33 16,415 16,415 30,758 - n.a. -
Comanche Creek Water Supply 100.0 775.14 0.14 151,716 151,250 151,250 - n.a. -
Conroe Water Supply 94.6 199.85 -1.15 395,084 395,057 417,577 19,273
Corpus Christi Water Supply 85.4 92.05 -1.95 218,956 218,678 256,062 18,594
Crook Water Supply 86.9 474.83 -1.17 8,005 7,990 9,195 1,012
Cypress Springsas of 2026-09-15 Water Supply 90.9 376.08 -1.92 60,681 60,681 66,756 3,099
E V Spence Water Supply 9.6 1,842.53 -55.47 49,609 49,609 517,272 3,284
Eagle Mountain Water Supply and Flood Control 72.8 643.09 -6.01 134,762 134,762 185,087 7,647
Elephant Butte 5as of 2026-09-14 Water Supply and Flood Control 1.4 4,164.59 -241.00 27,902 27,902 1,960,900 - n.a. -
Falcon 2 Water Supply and Flood Control 20.9 261.12 -40.08 456,513 326,937 1,562,367 28,079
Forkas of 2026-09-15 Water Supply 82.7 398.81 -4.19 532,571 501,128 606,088 23,545
Fort Phantom Hillas of 2026-09-15 Water Supply 67.4 1,629.23 -6.67 47,228 47,222 70,030 2,992
Georgetown Water Supply and Flood Control 79.7 784.70 -6.30 30,365 30,302 38,005 1,140
Gibbons Creek Water Supply 88.8 245.83 -1.17 24,540 22,836 25,721 2,310
Grahamas of 2026-09-15 Water Supply 66.1 1,068.08 -6.92 29,962 29,948 45,288 1,930
Granbury Water Supply 86.5 690.39 -2.31 115,954 115,045 132,949 7,330
Granger Water Supply and Flood Control 99.4 503.93 -0.07 51,535 51,535 51,822 4,108
Grapevineas of 2026-09-15 Water Supply and Flood Control 91.7 532.88 -2.12 149,585 149,585 163,064 6,154
Greenbeltas of 2026-09-15 Water Supply 4.7 2,607.39 -56.61 3,270 2,838 59,968 279
Halbertas of 2026-09-15 Water Supply 73.0 365.00 -3.00 4,404 4,404 6,033 509
Hords Creekas of 2026-09-15 Water Supply and Flood Control 46.5 1,888.66 -11.34 3,775 3,772 8,109 275
Houstonas of 2026-09-15 Water Supply 100.0 42.46 0.08 137,037 132,318 132,318 - n.a. -
Houston Countyas of 2026-09-15 Water Supply 94.6 259.27 -0.73 16,733 16,181 17,113 1,260
Hubbard Creekas of 2026-09-15 Water Supply 36.6 1,166.33 -16.98 119,620 114,744 313,298 8,046
Hubert H Mossas of 2026-09-15 Water Supply 90.5 712.83 -2.17 21,869 21,772 24,058 1,027
Inks Water Supply 95.7 887.26 -0.74 13,422 13,139 13,729 791
J B Thomasas of 2026-09-15 Water Supply 20.7 2,226.53 -31.47 42,104 41,431 199,931 3,144
Jacksonvilleas of 2026-09-15 Water Supply 97.2 421.38 -0.62 25,018 24,956 25,670 1,141
Jim Chapmanas of 2026-09-15 Water Supply and Flood Control 72.0 435.67 -4.33 221,983 186,208 258,723 15,431
Joe Poolas of 2026-09-15 Water Supply and Flood Control 91.2 519.94 -2.06 137,792 136,422 149,629 6,159
Kempas of 2026-09-15 Water Supply and Flood Control 68.0 1,138.13 -5.87 166,813 166,687 245,307 8,675
Kickapooas of 2026-09-15 Water Supply 79.1 1,041.71 -3.29 68,283 68,283 86,345 5,116
Lake O' the Pinesas of 2026-09-15 Water Supply and Flood Control 85.5 227.83 -2.17 229,702 229,702 268,566 17,178
Lavon Water Supply and Flood Control 81.9 488.27 -3.73 338,481 335,640 409,757 19,057
Leonas of 2026-09-15 Water Supply 76.8 1,370.96 -4.04 21,602 21,322 27,762 1,440
Lewisvilleas of 2026-09-15 Water Supply and Flood Control 85.5 518.86 -3.14 517,241 481,567 563,228 25,006
Limestone Water Supply 87.6 360.90 -2.10 178,496 178,496 203,780 11,557
Livingston Water Supply 92.9 129.49 -1.51 1,489,638 1,489,638 1,603,504 73,572
Lost Creekas of 2026-09-15 Water Supply 88.4 1,005.75 -3.75 10,568 10,568 11,950 - n.a. -
Lyndon B Johnson Water Supply 98.3 824.71 -0.29 129,757 110,917 112,778 6,405
Mackenzieas of 2026-09-15 Water Supply 10.9 3,018.65 -81.35 5,066 5,066 46,450 236
Marble Falls Water Supply 98.1 736.76 -0.24 7,451 7,451 7,597 609
Martinas of 2026-09-15 Water Supply 81.6 303.03 -2.97 61,815 61,815 75,726 4,413
Medina Water Supply 29.2 1,021.19 -43.01 74,380 74,380 254,823 2,489
Meredith 6as of 2026-09-15 Water Supply 40.8 2,889.01 -47.49 242,345 203,931 500,000 7,360
Millers Creekas of 2026-09-15 Water Supply 58.6 1,327.79 -6.21 16,975 15,692 26,768 1,398
Mineral Wellsas of 2026-09-15 Water Supply 86.3 861.39 -1.61 4,550 4,550 5,273 435
Monticelloas of 2026-09-15 Water Supply 74.8 335.19 -4.81 25,987 25,987 34,740 1,579
Mountain Creekas of 2026-09-15 Water Supply 98.3 456.83 -0.17 22,462 22,462 22,850 2,656
Murvaul Water Supply 88.8 264.02 -1.28 33,988 33,988 38,285 3,282
Nacogdochesas of 2026-09-15 Water Supply 87.0 276.52 -2.48 34,385 34,383 39,522 1,968
Nasworthyas of 2026-09-15 Water Supply 85.5 1,871.72 -0.99 8,713 8,220 9,615 1,234
Navarro Mills Water Supply and Flood Control 80.1 422.30 -2.20 39,920 39,919 49,827 4,324
New Terrell Cityas of 2026-09-15 Water Supply 25.1 493.61 -10.39 2,163 2,152 8,583 365
Noconaas of 2026-09-15 Water Supply 72.2 822.73 -4.77 15,778 15,474 21,444 1,152
North Fork Buffalo Creekas of 2026-09-15 Water Supply 73.0 1,045.28 -2.72 11,247 11,247 15,400 1,224
O C Fisher Water Supply and Flood Control 11.2 1,872.64 -35.36 12,948 12,947 115,742 1,140
O H Ivieas of 2026-09-15 Water Supply 42.6 1,529.92 -21.58 235,924 235,924 554,340 - n.a. -
Oak Creekas of 2026-09-15 Water Supply 14.2 1,973.78 -26.22 5,713 5,563 39,210 530
Palestineas of 2026-09-15 Water Supply 90.7 343.48 -1.52 333,215 333,206 367,303 21,753
Palo Duroas of 2026-09-15 Water Supply and Flood Control 0.4 2,826.32 -65.68 231 231 61,066 - n.a. -
Palo Pintoas of 2026-09-15 Water Supply 80.2 864.50 -2.50 21,840 21,454 26,766 2,075
Pat Cleburne Water Supply 85.8 731.09 -2.41 22,322 22,322 26,008 1,495
Pat Mayseas of 2026-09-15 Water Supply and Flood Control 92.9 449.54 -1.46 109,727 105,567 113,683 5,483
Possum Kingdom Water Supply 86.6 994.73 -4.27 465,964 465,964 538,139 15,756
Proctoras of 2026-09-15 Water Supply and Flood Control 62.4 1,157.00 -5.00 34,162 34,162 54,762 3,408
Ray Hubbard Water Supply 85.5 432.31 -3.19 375,652 375,652 439,559 19,497
Ray Robertsas of 2026-09-15 Water Supply and Flood Control 94.7 631.01 -1.49 746,937 746,614 788,167 27,436
Red Bluff Water Supply 44.6 2,814.38 -13.72 64,752 64,752 145,165 4,454
Richland-Chambers Water Supply 90.6 312.60 -2.40 1,022,203 996,420 1,099,417 41,956
Sam Rayburnas of 2026-09-15 Water Supply and Flood Control 66.3 154.76 -9.64 1,914,411 1,895,455 2,857,077 85,451
Somerville Water Supply and Flood Control 92.1 236.92 -1.08 138,413 138,413 150,293 10,757
Stamfordas of 2026-09-15 Water Supply 64.5 1,412.87 -3.93 33,251 33,248 51,570 3,688
Stillhouse Hollow Water Supply and Flood Control 97.7 621.16 -0.84 224,532 224,446 229,796 6,308
Strikeras of 2026-09-15 Water Supply 80.9 291.30 -1.70 18,574 13,652 16,878 1,849
Sulphur Springsas of 2026-09-15 Water Supply 87.9 457.75 -1.20 15,604 15,604 17,747 - n.a. -
Sweetwateras of 2026-09-15 Water Supply 17.2 2,090.82 -25.68 2,111 2,111 12,267 207
Tawakonias of 2026-09-15 Water Supply 92.4 435.67 -1.83 805,708 805,700 871,685 35,252
Texana Water Supply 85.4 41.63 -2.37 140,986 135,773 158,975 9,280
Texoma 7 Water Supply and Flood Control 96.0 615.64 -1.36 2,387,322 1,193,660 1,243,801 72,058
Toledo Bend 8 Water Supply 87.3 168.54 -3.46 3,906,955 1,951,428 2,236,450 165,933
Travis Water Supply and Flood Control 92.1 676.33 -4.67 1,028,659 1,011,627 1,098,044 17,972
Twin Buttes Water Supply and Flood Control 5.5 1,896.27 -43.93 13,736 9,987 182,454 1,128
Tyleras of 2026-09-15 Water Supply 88.2 373.49 -1.89 68,752 63,541 72,073 4,333
Wacoas of 2026-09-15 Water Supply and Flood Control 88.1 459.48 -2.74 166,657 166,431 188,891 7,924
Waxahachieas of 2026-09-15 Water Supply 78.2 527.59 -3.91 9,229 8,647 11,060 568
Weatherfordas of 2026-09-15 Water Supply 56.1 887.88 -8.12 9,984 9,984 17,812 860
White Riveras of 2026-09-15 Water Supply 21.4 2,349.16 -23.04 6,826 6,826 31,846 669
Whitneyas of 2026-09-15 Water Supply and Flood Control 92.1 531.00 -2.00 521,548 520,194 564,808 21,430
Worthas of 2026-09-15 Water Supply 67.0 591.54 -2.46 25,429 16,353 24,419 3,114
Wright Patmanas of 2026-09-15 Water Supply and Flood Control 100.0 225.66 5.06 251,185 122,593 122,593 - 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.