Texas Reservoirs: Monitored Water Supply Reservoirs are 74.1% full on 2026-09-06

Statewide Conservation Storage

Summary

Date Percent Full Reservoir Storage
(acre-ft)
Conservation Storage
(acre-ft)
Conservation Capacity
(acre-ft)
Today 2026-09-06 74.1 27,309,008 23,377,627 31,558,535
Yesterday 2026-09-05 74.1 27,306,015 23,377,987 31,558,535
2 days ago 2026-09-04 74.1 27,330,661 23,400,436 31,558,535
1 week ago 2026-08-30 74.6 27,502,385 23,547,283 31,558,535
1 month ago 2026-08-06 77.5 28,645,717 24,468,428 31,558,535
3 months ago 2026-06-06 76.1 28,352,094 24,029,100 31,558,535
6 months ago 2026-03-06 73.4 26,911,882 23,159,000 31,531,332
1 year ago 2025-09-06 77.4 28,450,184 24,414,728 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 2026-09-05 Water Supply 9.4 1,992.52 -19.78 746 746 7,900 150
Addicks 1 Flood Control - n.a. - 76.41 - n.a. - - n.a. - - n.a. - - n.a. - - n.a. -
Alan Henryas of 2026-09-05 Water Supply 72.4 2,209.13 -10.87 69,641 69,641 96,207 2,150
Amistad 2 Water Supply and Flood Control 39.2 1,056.60 -60.40 776,131 710,015 1,813,408 20,781
Amon G Carter Water Supply 77.1 916.73 -3.27 15,632 14,848 19,266 1,252
Aquillaas of 2026-09-05 Water Supply and Flood Control 88.2 535.79 -1.71 38,184 38,148 43,243 2,852
Arlingtonas of 2026-09-05 Water Supply 74.1 544.41 -5.59 29,777 29,745 40,157 1,810
Arrowheadas of 2026-09-05 Water Supply 72.5 921.23 -4.77 167,034 167,034 230,359 12,046
Athensas of 2026-09-05 Water Supply 94.2 439.05 -0.95 27,834 27,793 29,503 1,700
Austin Water Supply 98.3 492.54 -0.26 24,172 23,563 23,972 1,565
B A Steinhagenas of 2026-09-05 Water Supply 98.1 82.87 -0.13 67,938 67,865 69,186 10,115
Bardwellas of 2026-09-05 Water Supply and Flood Control 89.9 419.62 -1.38 39,497 39,436 43,856 3,114
Barker 3as of 2026-09-05 Flood Control - n.a. - 70.96 - n.a. - - n.a. - - n.a. - - n.a. - - n.a. -
Belton Water Supply and Flood Control 97.5 593.11 -0.89 421,659 421,659 432,631 12,211
Benbrookas of 2026-09-05 Water Supply and Flood Control 78.2 688.49 -5.51 66,946 66,946 85,648 3,128
Bob Sandlin Water Supply 90.9 335.49 -2.01 185,677 174,946 192,417 8,495
Bois d'Arcas of 2026-09-05 Water Supply 92.6 532.31 -1.69 340,448 340,448 367,609 15,795
Bonham Water Supply 82.5 563.09 -1.91 9,113 9,101 11,027 965
Brady Creekas of 2026-09-05 Water Supply 86.6 1,740.98 -2.02 26,563 24,941 28,808 1,851
Bridgeportas of 2026-09-05 Water Supply and Flood Control 77.4 828.67 -7.33 288,207 288,207 372,183 10,657
Brownwoodas of 2026-09-05 Water Supply 85.5 1,421.98 -2.62 111,889 111,889 130,868 6,193
Buchanan Water Supply 97.1 1,018.89 -1.11 855,570 841,908 866,694 22,217
Caddo 4as of 2026-09-05 Water Supply 75.8 168.00 -0.50 114,532 22,664 29,898 25,485
Canyonas of 2026-09-05 Water Supply and Flood Control 100.0 909.05 0.05 379,264 378,781 378,781 - n.a. -
Cedar Creek Water Supply 75.6 316.80 -5.20 487,722 487,623 644,686 27,835
Champion Creek Water Supply 42.7 2,062.68 -20.32 17,767 17,767 41,580 863
Cherokeeas of 2026-09-05 Water Supply 85.9 278.25 -1.75 38,805 34,423 40,094 3,231
Choke Canyon Water Supply 23.1 191.75 -28.75 152,928 152,927 662,820 10,626
Ciscoas of 2026-09-05 Water Supply 43.5 1,503.50 -18.96 12,608 12,608 29,003 590
Colemanas of 2026-09-05 Water Supply 80.1 1,713.15 -4.35 30,530 30,512 38,075 1,658
Coleto Creek Water Supply 74.5 94.62 -3.38 23,135 23,135 31,040 2,175
Colorado City Water Supply 54.1 2,059.07 -11.13 16,630 16,630 30,758 - n.a. -
Comanche Creek Water Supply 100.0 775.15 0.15 151,748 151,250 151,250 - n.a. -
Conroe Water Supply 95.1 199.95 -1.05 397,014 396,987 417,577 19,327
Corpus Christi Water Supply 88.0 92.40 -1.60 225,500 225,222 256,062 18,801
Crook Water Supply 88.2 474.95 -1.05 8,126 8,111 9,195 1,016
Cypress Springsas of 2026-09-05 Water Supply 91.8 376.27 -1.73 61,271 61,271 66,756 3,111
E V Spence Water Supply 9.8 1,842.90 -55.10 50,833 50,833 517,272 3,333
Eagle Mountain Water Supply and Flood Control 74.5 643.49 -5.61 137,840 137,840 185,087 7,739
Elephant Butte 5as of 2026-09-04 Water Supply and Flood Control 1.4 4,275.52 -130.07 27,621 27,621 1,960,900 2,292
Falcon 2 Water Supply and Flood Control 22.2 262.05 -39.15 483,330 346,943 1,562,367 29,139
Forkas of 2026-09-05 Water Supply 83.6 399.05 -3.95 538,237 506,794 606,088 23,665
Fort Phantom Hillas of 2026-09-05 Water Supply 68.8 1,629.55 -6.35 48,190 48,184 70,030 3,023
Georgetown Water Supply and Flood Control 83.7 785.99 -5.01 31,858 31,795 38,005 1,174
Gibbons Creek Water Supply 90.1 245.98 -1.02 24,889 23,185 25,721 2,340
Grahamas of 2026-09-05 Water Supply 67.5 1,068.39 -6.61 30,564 30,550 45,288 1,954
Granbury Water Supply 88.3 690.70 -2.00 118,243 117,334 132,949 7,443
Granger Water Supply and Flood Control 100.0 504.10 0.10 52,234 51,822 51,822 - n.a. -
Grapevineas of 2026-09-05 Water Supply and Flood Control 93.5 533.35 -1.65 152,497 152,497 163,064 6,236
Greenbeltas of 2026-09-05 Water Supply 4.9 2,607.67 -56.33 3,371 2,939 59,968 284
Halbertas of 2026-09-05 Water Supply 74.3 365.15 -2.85 4,480 4,480 6,033 512
Hords Creekas of 2026-09-05 Water Supply and Flood Control 47.4 1,888.91 -11.09 3,843 3,840 8,109 278
Houstonas of 2026-09-05 Water Supply 98.8 42.24 -0.14 134,522 130,721 132,318 11,381
Houston Countyas of 2026-09-05 Water Supply 95.4 259.39 -0.61 16,885 16,333 17,113 1,265
Hubbard Creekas of 2026-09-05 Water Supply 37.4 1,166.62 -16.69 121,968 117,092 313,298 8,152
Hubert H Mossas of 2026-09-05 Water Supply 91.4 713.05 -1.95 22,095 21,998 24,058 1,032
Inks Water Supply 94.8 887.11 -0.89 13,304 13,021 13,729 782
J B Thomasas of 2026-09-05 Water Supply 21.3 2,226.87 -31.13 43,178 42,505 199,931 3,175
Jacksonvilleas of 2026-09-05 Water Supply 97.9 421.54 -0.46 25,201 25,139 25,670 1,146
Jim Chapmanas of 2026-09-05 Water Supply and Flood Control 74.4 436.07 -3.93 228,211 192,436 258,723 15,711
Joe Poolas of 2026-09-05 Water Supply and Flood Control 92.3 520.22 -1.78 139,525 138,155 149,629 6,219
Kempas of 2026-09-05 Water Supply and Flood Control 72.5 1,139.24 -4.76 177,858 177,732 245,307 9,634
Kickapooas of 2026-09-05 Water Supply 80.5 1,041.94 -3.06 69,466 69,466 86,345 5,168
Lake O' the Pinesas of 2026-09-05 Water Supply and Flood Control 86.9 228.05 -1.95 233,498 233,498 268,566 17,325
Lavon Water Supply and Flood Control 84.5 488.82 -3.18 349,036 346,195 409,757 19,321
Leonas of 2026-09-05 Water Supply 78.2 1,371.24 -3.76 22,003 21,723 27,762 1,461
Lewisvilleas of 2026-09-05 Water Supply and Flood Control 87.9 519.39 -2.61 530,593 494,919 563,228 25,371
Limestone Water Supply 89.3 361.20 -1.80 181,996 181,996 203,780 11,801
Livingston Water Supply 94.7 129.87 -1.13 1,517,744 1,517,744 1,603,504 74,367
Lost Creekas of 2026-09-05 Water Supply 89.1 1,006.00 -3.50 10,652 10,652 11,950 - n.a. -
Lyndon B Johnson Water Supply 98.7 824.78 -0.22 130,205 111,365 112,778 6,411
Mackenzieas of 2026-09-05 Water Supply 11.0 3,018.88 -81.12 5,110 5,110 46,450 238
Marble Falls Water Supply 96.2 736.53 -0.47 7,311 7,311 7,597 604
Martinas of 2026-09-05 Water Supply 83.5 303.35 -2.65 63,237 63,237 75,726 4,472
Medinaas of 2026-09-05 Water Supply 29.7 1,021.67 -42.53 75,583 75,583 254,823 2,522
Meredith 6as of 2026-09-05 Water Supply 41.1 2,889.24 -47.26 244,042 205,628 500,000 7,393
Millers Creekas of 2026-09-05 Water Supply 59.8 1,328.01 -5.99 17,285 16,002 26,768 1,418
Mineral Wellsas of 2026-09-05 Water Supply 87.3 861.51 -1.49 4,602 4,602 5,273 437
Monticelloas of 2026-09-05 Water Supply 75.7 335.38 -4.62 26,288 26,288 34,740 1,592
Mountain Creekas of 2026-09-05 Water Supply 99.6 456.96 -0.04 22,759 22,759 22,850 2,687
Murvaul Water Supply 90.5 264.22 -1.08 34,647 34,647 38,285 3,305
Nacogdochesas of 2026-09-05 Water Supply 88.3 276.78 -2.22 34,899 34,897 39,522 1,987
Nasworthyas of 2026-09-05 Water Supply 86.3 1,871.78 -0.93 8,787 8,294 9,615 1,238
Navarro Millsas of 2026-09-05 Water Supply and Flood Control 82.6 422.58 -1.92 41,137 41,136 49,827 4,367
New Terrell Cityas of 2026-09-05 Water Supply 25.7 493.77 -10.23 2,221 2,210 8,583 370
Noconaas of 2026-09-05 Water Supply 73.6 822.99 -4.51 16,080 15,776 21,444 1,164
North Fork Buffalo Creekas of 2026-09-05 Water Supply 75.4 1,045.54 -2.46 11,604 11,604 15,400 1,250
O C Fisher Water Supply and Flood Control 11.5 1,872.95 -35.05 13,297 13,296 115,742 1,174
O H Ivieas of 2026-09-05 Water Supply 43.3 1,530.31 -21.19 240,125 240,125 554,340 - n.a. -
Oak Creekas of 2026-09-05 Water Supply 14.6 1,974.05 -25.95 5,860 5,710 39,210 541
Palestineas of 2026-09-05 Water Supply 92.1 343.72 -1.28 338,462 338,453 367,303 21,967
Palo Duroas of 2026-09-05 Water Supply and Flood Control 0.4 2,826.32 -65.68 231 231 61,066 - n.a. -
Palo Pintoas of 2026-09-05 Water Supply 80.8 864.58 -2.42 22,006 21,620 26,766 2,078
Pat Cleburne Water Supply 88.0 731.46 -2.04 22,878 22,878 26,008 1,505
Pat Mayseas of 2026-09-05 Water Supply and Flood Control 94.5 449.88 -1.12 111,597 107,437 113,683 5,518
Possum Kingdom Water Supply 87.7 995.12 -3.88 472,159 472,159 538,139 16,009
Proctoras of 2026-09-05 Water Supply and Flood Control 65.9 1,157.54 -4.46 36,074 36,074 54,762 3,658
Ray Hubbard Water Supply 87.8 432.83 -2.67 385,830 385,830 439,559 19,648
Ray Robertsas of 2026-09-05 Water Supply and Flood Control 95.7 631.28 -1.22 754,366 754,043 788,167 27,593
Red Bluff Water Supply 45.4 2,814.64 -13.46 65,902 65,902 145,165 4,507
Richland-Chambers Water Supply 91.5 312.84 -2.16 1,032,297 1,006,514 1,099,417 42,148
Sam Rayburnas of 2026-09-05 Water Supply and Flood Control 67.1 155.01 -9.39 1,935,855 1,916,899 2,857,077 86,120
Somerville Water Supply and Flood Control 93.4 237.10 -0.90 140,356 140,356 150,293 10,832
Stamfordas of 2026-09-05 Water Supply 66.1 1,413.10 -3.70 34,109 34,106 51,570 3,766
Stillhouse Hollow Water Supply and Flood Control 98.3 621.38 -0.62 225,923 225,837 229,796 6,340
Strikeras of 2026-09-05 Water Supply 81.3 291.34 -1.66 18,648 13,726 16,878 1,851
Sulphur Springsas of 2026-09-05 Water Supply 90.0 457.97 -0.98 15,966 15,966 17,747 - n.a. -
Sweetwateras of 2026-09-05 Water Supply 17.6 2,091.03 -25.47 2,157 2,157 12,267 210
Tawakonias of 2026-09-05 Water Supply 93.7 435.98 -1.52 816,673 816,665 871,685 35,499
Texanaas of 2026-09-05 Water Supply 87.5 41.99 -2.01 144,357 139,144 158,975 9,448
Texoma 7 Water Supply and Flood Control 97.0 616.01 -0.99 2,413,873 1,206,936 1,243,801 72,915
Toledo Bend 8 Water Supply 88.4 168.85 -3.15 3,959,799 1,977,850 2,236,450 167,402
Travis Water Supply and Flood Control 94.4 677.68 -3.32 1,053,132 1,036,100 1,098,044 18,282
Twin Buttes Water Supply and Flood Control 5.9 1,896.88 -43.32 14,427 10,678 182,454 1,165
Tyleras of 2026-09-05 Water Supply 89.7 373.74 -1.64 69,841 64,630 72,073 4,378
Wacoas of 2026-09-05 Water Supply and Flood Control 89.9 459.91 -2.31 170,085 169,859 188,891 8,019
Waxahachieas of 2026-09-05 Water Supply 81.4 528.20 -3.30 9,582 9,000 11,060 586
Weatherfordas of 2026-09-05 Water Supply 56.5 887.97 -8.03 10,062 10,062 17,812 862
White Riveras of 2026-09-05 Water Supply 22.0 2,349.44 -22.76 7,014 7,014 31,846 676
Whitneyas of 2026-09-05 Water Supply and Flood Control 94.2 531.54 -1.46 533,242 531,888 564,808 21,877
Worthas of 2026-09-05 Water Supply 67.2 591.56 -2.44 25,491 16,415 24,419 3,118
Wright Patmanas of 2026-09-05 Water Supply and Flood Control 100.0 225.90 5.30 258,535 122,593 122,593 - 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.