Texas Reservoirs: Monitored Water Supply Reservoirs are 73.6% full on 2026-09-10

Static map

Statewide Conservation Storage

Summary

Date Percent Full Reservoir Storage
(acre-ft) 		Conservation Storage
(acre-ft) 		Conservation Capacity
(acre-ft)
Today 2026-09-10 73.6 27,154,128 23,241,451 31,558,535
Yesterday 2026-09-09 73.7 27,166,443 23,251,158 31,558,535
2 days ago 2026-09-08 73.8 27,210,405 23,289,559 31,558,535
1 week ago 2026-09-03 74.2 27,350,674 23,418,257 31,558,535
1 month ago 2026-08-10 77.1 28,472,258 24,334,457 31,558,535
3 months ago 2026-06-10 76.4 28,626,684 24,121,285 31,558,535
6 months ago 2026-03-10 73.7 27,037,386 23,248,607 31,531,332
1 year ago 2025-09-10 77.1 28,300,834 24,324,052 31,558,535
*

 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 2026-09-09 Water Supply 9.2 1,992.36 -19.94 723 723 7,900 148
Addicks 1as of 2026-09-09 Flood Control - n.a. - 76.41 - n.a. - - n.a. - - n.a. - - n.a. - - n.a. -
Alan Henryas of 2026-09-09 Water Supply 72.0 2,208.97 -11.03 69,298 69,298 96,207 2,143
Amistad 2 Water Supply and Flood Control 39.1 1,056.53 -60.47 774,540 708,559 1,813,408 20,741
Amon G Carter Water Supply 76.5 916.63 -3.37 15,513 14,729 19,266 1,245
Aquillaas of 2026-09-09 Water Supply and Flood Control 86.8 535.57 -1.93 37,561 37,525 43,243 2,808
Arlingtonas of 2026-09-09 Water Supply 73.4 544.27 -5.73 29,524 29,492 40,157 1,807
Arrowheadas of 2026-09-09 Water Supply 72.0 921.13 -4.87 165,832 165,832 230,359 11,994
Athensas of 2026-09-09 Water Supply 93.8 438.98 -1.02 27,712 27,671 29,503 1,693
Austin Water Supply 97.8 492.46 -0.34 24,047 23,438 23,972 1,560
B A Steinhagenas of 2026-09-09 Water Supply 98.5 82.90 -0.10 68,241 68,168 69,186 10,143
Bardwellas of 2026-09-09 Water Supply and Flood Control 89.2 419.52 -1.48 39,186 39,125 43,856 3,102
Barker 3 Flood Control - n.a. - 70.73 - n.a. - - n.a. - - n.a. - - n.a. - - n.a. -
Belton Water Supply and Flood Control 97.0 592.95 -1.05 419,709 419,709 432,631 12,169
Benbrook Water Supply and Flood Control 76.4 688.01 -5.99 65,455 65,455 85,648 3,087
Bob Sandlin Water Supply 90.7 335.43 -2.07 185,168 174,437 192,417 8,484
Bois d'Arcas of 2026-09-09 Water Supply 92.1 532.19 -1.81 338,520 338,520 367,609 15,743
Bonham Water Supply 81.6 562.98 -2.02 9,007 8,995 11,027 960
Brady Creekas of 2026-09-09 Water Supply 86.1 1,740.90 -2.10 26,416 24,794 28,808 1,843
Bridgeport Water Supply and Flood Control 76.6 828.37 -7.63 285,021 285,021 372,183 10,584
Brownwoodas of 2026-09-09 Water Supply 84.9 1,421.85 -2.75 111,086 111,086 130,868 6,166
Buchanan Water Supply 96.9 1,018.79 -1.21 853,349 839,687 866,694 22,198
Caddo 4as of 2026-09-09 Water Supply 77.6 168.04 -0.46 115,578 23,186 29,898 25,584
Canyonas of 2026-09-09 Water Supply and Flood Control 99.7 908.88 -0.12 377,865 377,794 378,781 8,223
Cedar Creek Water Supply 75.0 316.66 -5.34 483,837 483,738 644,686 27,695
Champion Creek Water Supply 42.5 2,062.58 -20.42 17,679 17,679 41,580 861
Cherokeeas of 2026-09-09 Water Supply 84.9 278.13 -1.87 38,419 34,037 40,094 3,205
Choke Canyon Water Supply 22.9 191.63 -28.87 151,656 151,655 662,820 10,576
Ciscoas of 2026-09-09 Water Supply 43.4 1,503.46 -19.00 12,585 12,585 29,003 589
Colemanas of 2026-09-09 Water Supply 79.7 1,713.06 -4.44 30,381 30,363 38,075 1,655
Coleto Creek Water Supply 73.9 94.53 -3.47 22,941 22,941 31,040 2,161
Colorado City Water Supply 53.7 2,058.98 -11.22 16,532 16,532 30,758 - n.a. -
Comanche Creek Water Supply 100.0 775.17 0.17 151,812 151,250 151,250 - n.a. -
Conroe Water Supply 95.1 199.96 -1.04 397,207 397,180 417,577 19,332
Corpus Christi Water Supply 87.1 92.29 -1.71 223,436 223,158 256,062 18,736
Crook Water Supply 87.4 474.88 -1.12 8,055 8,040 9,195 1,013
Cypress Springsas of 2026-09-09 Water Supply 91.4 376.19 -1.81 61,022 61,022 66,756 3,106
E V Spence Water Supply 9.7 1,842.78 -55.22 50,434 50,434 517,272 3,317
Eagle Mountain Water Supply and Flood Control 73.9 643.35 -5.75 136,759 136,759 185,087 7,707
Elephant Butte 5as of 2026-09-09 Water Supply and Flood Control 33.4 4,352.32 -53.27 655,329 655,329 1,960,900 15,622
Falcon 2 Water Supply and Flood Control 21.7 261.63 -39.57 471,305 338,310 1,562,367 28,663
Forkas of 2026-09-09 Water Supply 83.3 398.97 -4.03 536,345 504,902 606,088 23,625
Fort Phantom Hillas of 2026-09-09 Water Supply 68.3 1,629.43 -6.47 47,828 47,822 70,030 3,011
Georgetown Water Supply and Flood Control 81.7 785.36 -5.64 31,123 31,060 38,005 1,158
Gibbons Creek Water Supply 89.8 245.94 -1.06 24,796 23,092 25,721 2,331
Grahamas of 2026-09-09 Water Supply 66.9 1,068.25 -6.75 30,291 30,277 45,288 1,943
Granbury Water Supply 87.3 690.53 -2.17 116,984 116,075 132,949 7,381
Granger Water Supply and Flood Control 100.0 504.04 0.04 51,987 51,822 51,822 - n.a. -
Grapevineas of 2026-09-09 Water Supply and Flood Control 92.8 533.16 -1.84 151,315 151,315 163,064 6,202
Greenbeltas of 2026-09-09 Water Supply 4.1 2,605.92 -58.08 2,870 2,438 59,968 254
Halbertas of 2026-09-09 Water Supply 73.7 365.09 -2.91 4,449 4,449 6,033 511
Hords Creekas of 2026-09-09 Water Supply and Flood Control 47.1 1,888.82 -11.18 3,819 3,816 8,109 277
Houstonas of 2026-09-09 Water Supply 100.0 42.57 0.19 138,302 132,318 132,318 - n.a. -
Houston Countyas of 2026-09-09 Water Supply 95.2 259.36 -0.64 16,847 16,295 17,113 1,264
Hubbard Creekas of 2026-09-09 Water Supply 37.1 1,166.51 -16.80 121,074 116,198 313,298 8,111
Hubert H Mossas of 2026-09-09 Water Supply 91.1 712.97 -2.03 22,013 21,916 24,058 1,030
Inks Water Supply 95.0 887.13 -0.87 13,320 13,037 13,729 784
J B Thomasas of 2026-09-09 Water Supply 21.0 2,226.71 -31.29 42,671 41,998 199,931 3,161
Jacksonvilleas of 2026-09-09 Water Supply 97.8 421.50 -0.50 25,156 25,094 25,670 1,145
Jim Chapmanas of 2026-09-09 Water Supply and Flood Control 73.4 435.91 -4.09 225,706 189,931 258,723 15,601
Joe Pool Water Supply and Flood Control 91.8 520.08 -1.92 138,656 137,286 149,629 6,189
Kempas of 2026-09-09 Water Supply and Flood Control 72.0 1,139.12 -4.88 176,705 176,579 245,307 9,579
Kickapooas of 2026-09-09 Water Supply 79.9 1,041.85 -3.15 69,002 69,002 86,345 5,148
Lake O' the Pinesas of 2026-09-09 Water Supply and Flood Control 86.2 227.94 -2.06 231,596 231,596 268,566 17,252
Lavon Water Supply and Flood Control 83.3 488.57 -3.43 344,221 341,380 409,757 19,204
Leonas of 2026-09-09 Water Supply 77.7 1,371.13 -3.87 21,843 21,563 27,762 1,452
Lewisvilleas of 2026-09-09 Water Supply and Flood Control 87.0 519.19 -2.81 525,531 489,857 563,228 25,237
Limestone Water Supply 88.7 361.10 -1.90 180,819 180,819 203,780 11,681
Livingston Water Supply 94.0 129.74 -1.26 1,508,095 1,508,095 1,603,504 74,085
Lost Creekas of 2026-09-09 Water Supply 88.8 1,005.89 -3.61 10,615 10,615 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 2026-09-09 Water Supply 11.0 3,018.78 -81.22 5,088 5,088 46,450 237
Marble Falls Water Supply 96.5 736.56 -0.44 7,329 7,329 7,597 605
Martinas of 2026-09-09 Water Supply 82.9 303.25 -2.75 62,791 62,791 75,726 4,454
Medina Water Supply 29.5 1,021.48 -42.72 75,105 75,105 254,823 2,509
Meredith 6as of 2026-09-09 Water Supply 41.0 2,889.13 -47.37 243,230 204,816 500,000 7,377
Millers Creekas of 2026-09-09 Water Supply 59.2 1,327.90 -6.10 17,130 15,847 26,768 1,408
Mineral Wellsas of 2026-09-09 Water Supply 86.5 861.41 -1.59 4,559 4,559 5,273 435
Monticelloas of 2026-09-09 Water Supply 75.4 335.32 -4.68 26,193 26,193 34,740 1,588
Mountain Creekas of 2026-09-09 Water Supply 99.0 456.90 -0.10 22,623 22,623 22,850 2,673
Murvaul Water Supply 89.9 264.15 -1.15 34,416 34,416 38,285 3,297
Nacogdochesas of 2026-09-09 Water Supply 87.9 276.70 -2.30 34,740 34,738 39,522 1,981
Nasworthyas of 2026-09-09 Water Supply 86.1 1,871.77 -0.94 8,775 8,282 9,615 1,237
Navarro Millsas of 2026-09-09 Water Supply and Flood Control 81.7 422.48 -2.02 40,701 40,700 49,827 4,351
New Terrell Cityas of 2026-09-09 Water Supply 25.4 493.69 -10.31 2,192 2,181 8,583 367
Noconaas of 2026-09-09 Water Supply 73.0 822.89 -4.61 15,963 15,659 21,444 1,160
North Fork Buffalo Creekas of 2026-09-09 Water Supply 74.4 1,045.43 -2.57 11,452 11,452 15,400 1,239
O C Fisher Water Supply and Flood Control 11.4 1,872.83 -35.17 13,162 13,161 115,742 1,161
O H Ivieas of 2026-09-09 Water Supply 43.0 1,530.15 -21.35 238,390 238,390 554,340 - n.a. -
Oak Creekas of 2026-09-09 Water Supply 14.4 1,973.95 -26.05 5,806 5,656 39,210 537
Palestineas of 2026-09-09 Water Supply 91.6 343.63 -1.37 336,489 336,480 367,303 21,887
Palo Duroas of 2026-09-09 Water Supply and Flood Control 0.4 2,826.27 -65.73 227 227 61,066 - n.a. -
Palo Pintoas of 2026-09-09 Water Supply 80.5 864.54 -2.46 21,923 21,537 26,766 2,077
Pat Cleburne Water Supply 87.2 731.32 -2.18 22,667 22,667 26,008 1,501
Pat Mayseas of 2026-09-09 Water Supply and Flood Control 93.9 449.76 -1.24 110,935 106,775 113,683 5,506
Possum Kingdom Water Supply 87.3 994.96 -4.04 469,606 469,606 538,139 15,909
Proctoras of 2026-09-09 Water Supply and Flood Control 64.5 1,157.33 -4.67 35,315 35,315 54,762 3,569
Ray Hubbard Water Supply 86.8 432.61 -2.89 381,515 381,515 439,559 19,584
Ray Robertsas of 2026-09-09 Water Supply and Flood Control 95.3 631.17 -1.33 751,335 751,012 788,167 27,529
Red Bluff Water Supply 44.7 2,814.42 -13.68 64,929 64,929 145,165 4,462
Richland-Chambers Water Supply 91.2 312.76 -2.24 1,028,927 1,003,144 1,099,417 42,084
Sam Rayburnas of 2026-09-09 Water Supply and Flood Control 66.9 154.96 -9.44 1,931,554 1,912,598 2,857,077 85,985
Somerville Water Supply and Flood Control 92.8 237.02 -0.98 139,491 139,491 150,293 10,798
Stamfordas of 2026-09-09 Water Supply 65.4 1,413.00 -3.80 33,732 33,729 51,570 3,733
Stillhouse Hollow Water Supply and Flood Control 98.0 621.29 -0.71 225,353 225,267 229,796 6,327
Strikeras of 2026-09-09 Water Supply 80.9 291.30 -1.70 18,574 13,652 16,878 1,849
Sulphur Springsas of 2026-09-09 Water Supply 89.2 457.89 -1.06 15,834 15,834 17,747 - n.a. -
Sweetwateras of 2026-09-09 Water Supply 17.4 2,090.95 -25.55 2,140 2,140 12,267 208
Tawakonias of 2026-09-09 Water Supply 93.2 435.85 -1.65 812,065 812,057 871,685 35,393
Texana Water Supply 86.8 41.86 -2.14 143,133 137,920 158,975 9,388
Texoma 7 Water Supply and Flood Control 96.4 615.79 -1.21 2,398,074 1,199,036 1,243,801 72,403
Toledo Bend 8 Water Supply 88.0 168.74 -3.26 3,941,044 1,968,472 2,236,450 166,871
Travis Water Supply and Flood Control 93.4 677.11 -3.89 1,042,748 1,025,716 1,098,044 18,153
Twin Buttes Water Supply and Flood Control 5.7 1,896.64 -43.56 14,155 10,406 182,454 1,150
Tyleras of 2026-09-09 Water Supply 89.1 373.65 -1.73 69,447 64,236 72,073 4,361
Wacoas of 2026-09-09 Water Supply and Flood Control 89.2 459.74 -2.48 168,725 168,499 188,891 7,983
Waxahachieas of 2026-09-09 Water Supply 79.9 527.93 -3.57 9,424 8,842 11,060 578
Weatherfordas of 2026-09-09 Water Supply 56.2 887.91 -8.09 10,010 10,010 17,812 861
White Riveras of 2026-09-09 Water Supply 21.8 2,349.33 -22.87 6,940 6,940 31,846 673
Whitneyas of 2026-09-09 Water Supply and Flood Control 93.3 531.31 -1.69 528,231 526,877 564,808 21,690
Worthas of 2026-09-09 Water Supply 66.8 591.53 -2.47 25,397 16,321 24,419 3,112
Wright Patmanas of 2026-09-09 Water Supply and Flood Control 100.0 225.80 5.20 255,458 122,593 122,593 - 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.