Texas Reservoirs: Monitored Water Supply Reservoirs are 74.5% full on 2026-08-31

Statewide Conservation Storage

Summary

Date Percent Full Reservoir Storage
(acre-ft)
Conservation Storage
(acre-ft)
Conservation Capacity
(acre-ft)
Most recent 2026-08-31 74.5 27,471,191 23,501,612 31,558,535
1 day prior 2026-08-30 74.6 27,511,185 23,536,514 31,558,535
2 days prior 2026-08-29 74.7 27,557,751 23,576,300 31,558,535
1 week prior 2026-08-24 75.3 27,766,238 23,756,817 31,558,535
1 month prior 2026-07-31 77.9 28,826,255 24,572,714 31,558,535
3 months prior 2026-05-31 76.0 28,317,653 23,992,780 31,558,535
6 months prior 2026-02-28 73.6 26,967,498 23,197,769 31,531,332
1 year prior 2025-08-31 77.3 28,454,783 24,408,416 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 2026-08-31 Water Supply 9.9 1,992.74 -19.56 779 779 7,900 154
Addicks 1as of 2026-08-31 Flood Control - n.a. - 76.42 - n.a. - - n.a. - - n.a. - - n.a. - - n.a. -
Alan Henryas of 2026-08-31 Water Supply 72.9 2,209.36 -10.64 70,137 70,137 96,207 2,159
Amistad 2as of 2026-08-31 Water Supply and Flood Control 38.1 1,056.69 -60.31 778,061 691,156 1,813,408 20,829
Amon G Carteras of 2026-08-31 Water Supply 77.9 916.87 -3.13 15,800 15,016 19,266 1,261
Aquillaas of 2026-08-31 Water Supply and Flood Control 89.6 536.00 -1.50 38,787 38,751 43,243 2,891
Arlingtonas of 2026-08-31 Water Supply 76.1 544.85 -5.15 30,575 30,543 40,157 1,818
Arrowheadas of 2026-08-31 Water Supply 73.2 921.37 -4.63 168,726 168,726 230,359 12,118
Athensas of 2026-08-31 Water Supply 94.0 439.01 -0.99 27,764 27,723 29,503 1,696
Austinas of 2026-08-31 Water Supply 97.4 492.41 -0.39 23,969 23,360 23,972 1,557
B A Steinhagenas of 2026-08-31 Water Supply 97.9 82.86 -0.14 67,837 67,764 69,186 10,106
Bardwellas of 2026-08-31 Water Supply and Flood Control 90.9 419.76 -1.24 39,934 39,873 43,856 3,132
Barker 3as of 2026-08-31 Flood Control - n.a. - 69.46 - n.a. - - n.a. - - n.a. - - n.a. - - n.a. -
Beltonas of 2026-08-31 Water Supply and Flood Control 98.1 593.35 -0.65 424,598 424,598 432,631 12,274
Benbrookas of 2026-08-31 Water Supply and Flood Control 79.7 688.90 -5.10 68,236 68,236 85,648 3,164
Bob Sandlinas of 2026-08-31 Water Supply 91.5 335.62 -1.88 186,783 176,052 192,417 8,521
Bois d'Arcas of 2026-08-31 Water Supply 93.3 532.47 -1.53 343,020 343,020 367,609 15,864
Bonhamas of 2026-08-31 Water Supply 83.9 563.25 -1.75 9,268 9,256 11,027 973
Brady Creekas of 2026-08-31 Water Supply 87.5 1,741.12 -1.88 26,836 25,214 28,808 1,864
Bridgeportas of 2026-08-31 Water Supply and Flood Control 78.4 829.02 -6.98 291,952 291,952 372,183 10,741
Brownwoodas of 2026-08-31 Water Supply 86.3 1,422.15 -2.45 112,945 112,945 130,868 6,228
Buchananas of 2026-08-31 Water Supply 97.6 1,019.06 -0.94 859,350 845,688 866,694 22,251
Caddo 4as of 2026-08-31 Water Supply 77.1 168.03 -0.47 115,317 23,056 29,898 25,559
Canyonas of 2026-08-31 Water Supply and Flood Control 100.0 909.25 0.25 380,915 378,781 378,781 - n.a. -
Cedar Creekas of 2026-08-31 Water Supply 76.0 316.89 -5.11 490,232 490,133 644,686 27,925
Champion Creekas of 2026-08-31 Water Supply 43.0 2,062.84 -20.16 17,900 17,900 41,580 868
Cherokeeas of 2026-08-31 Water Supply 87.2 278.42 -1.58 39,357 34,975 40,094 3,268
Choke Canyonas of 2026-08-31 Water Supply 23.4 191.93 -28.57 154,847 154,846 662,820 10,697
Ciscoas of 2026-08-31 Water Supply 43.8 1,503.65 -18.81 12,696 12,696 29,003 594
Colemanas of 2026-08-31 Water Supply 80.7 1,713.27 -4.23 30,729 30,711 38,075 1,663
Coleto Creekas of 2026-08-31 Water Supply 75.5 94.76 -3.24 23,437 23,437 31,040 2,195
Colorado Cityas of 2026-08-31 Water Supply 54.6 2,059.21 -10.99 16,784 16,784 30,758 - n.a. -
Comanche Creekas of 2026-08-31 Water Supply 100.0 775.15 0.15 151,748 151,250 151,250 - n.a. -
Conroeas of 2026-08-31 Water Supply 95.4 200.03 -0.97 398,562 398,535 417,577 19,370
Corpus Christias of 2026-08-31 Water Supply 89.2 92.57 -1.43 228,705 228,427 256,062 18,902
Crookas of 2026-08-31 Water Supply 89.4 475.06 -0.94 8,238 8,223 9,195 1,019
Cypress Springsas of 2026-08-31 Water Supply 92.4 376.40 -1.60 61,676 61,676 66,756 3,120
E V Spenceas of 2026-08-31 Water Supply 9.9 1,842.97 -55.03 51,067 51,067 517,272 3,342
Eagle Mountainas of 2026-08-31 Water Supply and Flood Control 75.6 643.75 -5.35 139,859 139,859 185,087 7,796
Elephant Butte 5as of 2026-08-31 Water Supply and Flood Control 1.4 4,275.49 -130.10 27,552 27,552 1,960,900 2,290
Falcon 2as of 2026-08-31 Water Supply and Flood Control 22.8 262.49 -38.71 495,748 356,920 1,562,367 29,628
Forkas of 2026-08-31 Water Supply 84.1 399.18 -3.82 541,318 509,875 606,088 23,730
Fort Phantom Hillas of 2026-08-31 Water Supply 69.7 1,629.75 -6.15 48,797 48,791 70,030 3,043
Georgetownas of 2026-08-31 Water Supply and Flood Control 86.6 786.94 -4.06 32,985 32,922 38,005 1,199
Gibbons Creekas of 2026-08-31 Water Supply 90.5 246.02 -0.98 24,983 23,279 25,721 2,366
Grahamas of 2026-08-31 Water Supply 68.1 1,068.55 -6.45 30,877 30,863 45,288 1,967
Granburyas of 2026-08-31 Water Supply 89.0 690.83 -1.87 119,214 118,305 132,949 7,490
Grangeras of 2026-08-31 Water Supply and Flood Control 100.0 504.20 0.20 52,648 51,822 51,822 - n.a. -
Grapevineas of 2026-08-31 Water Supply and Flood Control 94.1 533.50 -1.50 153,434 153,434 163,064 6,263
Greenbeltas of 2026-08-31 Water Supply 5.0 2,607.85 -56.15 3,426 2,994 59,968 288
Halbertas of 2026-08-31 Water Supply 74.9 365.22 -2.78 4,516 4,516 6,033 514
Hords Creekas of 2026-08-31 Water Supply and Flood Control 47.8 1,889.03 -10.97 3,877 3,874 8,109 280
Houstonas of 2026-08-31 Water Supply 100.0 42.41 0.03 136,463 132,318 132,318 - n.a. -
Houston Countyas of 2026-08-31 Water Supply 95.1 259.35 -0.65 16,834 16,282 17,113 1,264
Hubbard Creekas of 2026-08-31 Water Supply 37.8 1,166.78 -16.53 123,278 118,402 313,298 8,211
Hubert H Mossas of 2026-08-31 Water Supply 92.0 713.18 -1.82 22,230 22,133 24,058 1,035
Inksas of 2026-08-31 Water Supply 94.7 887.08 -0.92 13,281 12,998 13,729 780
J B Thomasas of 2026-08-31 Water Supply 21.6 2,227.08 -30.92 43,847 43,174 199,931 3,193
Jacksonvilleas of 2026-08-31 Water Supply 95.1 420.90 -1.10 24,474 24,412 25,670 1,127
Jim Chapmanas of 2026-08-31 Water Supply and Flood Control 75.7 436.29 -3.71 231,684 195,909 258,723 15,862
Joe Poolas of 2026-08-31 Water Supply and Flood Control 93.0 520.39 -1.61 140,585 139,215 149,629 6,257
Kempas of 2026-08-31 Water Supply and Flood Control 72.9 1,139.36 -4.64 179,018 178,892 245,307 9,693
Kickapooas of 2026-08-31 Water Supply 81.2 1,042.06 -2.94 70,088 70,088 86,345 5,196
Lake O' the Pinesas of 2026-08-31 Water Supply and Flood Control 87.8 228.18 -1.82 235,755 235,755 268,566 17,413
Lavonas of 2026-08-31 Water Supply and Flood Control 86.0 489.13 -2.87 355,047 352,206 409,757 19,457
Leonas of 2026-08-31 Water Supply 79.0 1,371.38 -3.62 22,207 21,927 27,762 1,472
Lewisvilleas of 2026-08-31 Water Supply and Flood Control 89.1 519.66 -2.34 537,467 501,793 563,228 25,549
Limestoneas of 2026-08-31 Water Supply 94.4 362.06 -0.94 192,271 192,271 203,780 12,086
Livingstonas of 2026-08-31 Water Supply 93.4 129.60 -1.40 1,497,744 1,497,744 1,603,504 73,797
Lost Creekas of 2026-08-31 Water Supply 89.6 1,006.15 -3.35 10,702 10,702 11,950 - n.a. -
Lyndon B Johnsonas of 2026-08-31 Water Supply 98.5 824.73 -0.27 129,885 111,045 112,778 6,406
Mackenzieas of 2026-08-31 Water Supply 11.1 3,018.97 -81.03 5,133 5,133 46,450 238
Marble Fallsas of 2026-08-31 Water Supply 96.8 736.60 -0.40 7,353 7,353 7,597 606
Martinas of 2026-08-31 Water Supply 84.5 303.52 -2.48 64,000 64,000 75,726 4,503
Medinaas of 2026-08-31 Water Supply 29.6 1,021.57 -42.63 75,331 75,331 254,823 2,515
Meredith 6as of 2026-08-31 Water Supply 41.3 2,889.39 -47.11 245,152 206,738 500,000 7,414
Millers Creekas of 2026-08-31 Water Supply 60.6 1,328.16 -5.84 17,499 16,216 26,768 1,432
Mineral Wellsas of 2026-08-31 Water Supply 88.4 861.64 -1.36 4,659 4,659 5,273 438
Monticelloas of 2026-08-31 Water Supply 76.0 335.46 -4.54 26,416 26,416 34,740 1,598
Mountain Creekas of 2026-08-31 Water Supply 100.0 457.00 0.00 22,850 22,850 22,850 2,696
Murvaulas of 2026-08-31 Water Supply 90.2 264.18 -1.12 34,515 34,515 38,285 3,300
Nacogdochesas of 2026-08-31 Water Supply 88.0 276.72 -2.28 34,780 34,778 39,522 1,983
Nasworthyas of 2026-08-31 Water Supply 85.0 1,871.68 -1.03 8,664 8,171 9,615 1,231
Navarro Millsas of 2026-08-31 Water Supply and Flood Control 83.8 422.72 -1.78 41,750 41,749 49,827 4,388
New Terrell Cityas of 2026-08-31 Water Supply 26.1 493.85 -10.15 2,251 2,240 8,583 373
Noconaas of 2026-08-31 Water Supply 74.3 823.13 -4.37 16,243 15,939 21,444 1,171
North Fork Buffalo Creekas of 2026-08-31 Water Supply 76.4 1,045.66 -2.34 11,770 11,770 15,400 1,263
O C Fisheras of 2026-08-31 Water Supply and Flood Control 11.6 1,873.10 -34.90 13,473 13,472 115,742 1,185
O H Ivieas of 2026-08-31 Water Supply 43.7 1,530.50 -21.00 242,186 242,186 554,340 - n.a. -
Oak Creekas of 2026-08-31 Water Supply 14.8 1,974.19 -25.81 5,934 5,784 39,210 547
Palestineas of 2026-08-31 Water Supply 90.3 343.41 -1.59 331,695 331,686 367,303 21,690
Palo Duroas of 2026-08-31 Water Supply and Flood Control 0.4 2,826.32 -65.68 231 231 61,066 - n.a. -
Palo Pintoas of 2026-08-31 Water Supply 84.1 865.01 -1.99 22,904 22,518 26,766 2,095
Pat Cleburneas of 2026-08-31 Water Supply 88.3 731.51 -1.99 22,953 22,953 26,008 1,507
Pat Mayseas of 2026-08-31 Water Supply and Flood Control 95.3 450.05 -0.95 112,536 108,376 113,683 5,536
Possum Kingdomas of 2026-08-31 Water Supply 88.4 995.35 -3.65 475,858 475,858 538,139 16,146
Proctoras of 2026-08-31 Water Supply and Flood Control 67.6 1,157.80 -4.20 37,037 37,037 54,762 3,742
Ray Hubbardas of 2026-08-31 Water Supply 89.0 433.10 -2.40 391,146 391,146 439,559 19,728
Ray Robertsas of 2026-08-31 Water Supply and Flood Control 96.1 631.41 -1.09 757,959 757,636 788,167 27,670
Red Bluffas of 2026-08-31 Water Supply 46.0 2,814.84 -13.26 66,786 66,786 145,165 4,547
Richland-Chambersas of 2026-08-31 Water Supply 92.0 312.95 -2.05 1,036,938 1,011,155 1,099,417 42,236
Sam Rayburnas of 2026-08-31 Water Supply and Flood Control 67.7 155.21 -9.19 1,953,133 1,934,177 2,857,077 86,664
Somervilleas of 2026-08-31 Water Supply and Flood Control 95.9 237.44 -0.56 144,064 144,064 150,293 10,981
Stamfordas of 2026-08-31 Water Supply 67.1 1,413.23 -3.57 34,606 34,603 51,570 3,809
Stillhouse Hollowas of 2026-08-31 Water Supply and Flood Control 98.7 621.52 -0.48 226,812 226,726 229,796 6,360
Strikeras of 2026-08-31 Water Supply 82.3 291.43 -1.57 18,815 13,893 16,878 1,855
Sulphur Springsas of 2026-08-31 Water Supply 91.0 458.07 -0.88 16,143 16,143 17,747 - n.a. -
Sweetwateras of 2026-08-31 Water Supply 17.7 2,091.11 -25.39 2,173 2,173 12,267 211
Tawakonias of 2026-08-31 Water Supply 93.9 436.04 -1.46 818,805 818,797 871,685 35,548
Texanaas of 2026-08-31 Water Supply 88.8 42.21 -1.79 146,446 141,233 158,975 9,546
Texoma 7as of 2026-08-31 Water Supply and Flood Control 97.5 616.18 -0.82 2,426,533 1,213,266 1,243,801 73,411
Toledo Bend 8as of 2026-08-31 Water Supply 88.6 168.88 -3.12 3,964,893 1,980,396 2,236,450 167,547
Travisas of 2026-08-31 Water Supply and Flood Control 95.8 678.54 -2.46 1,068,937 1,051,905 1,098,044 18,475
Twin Buttesas of 2026-08-31 Water Supply and Flood Control 6.2 1,897.41 -42.79 15,052 11,303 182,454 1,197
Tyleras of 2026-08-31 Water Supply 90.4 373.86 -1.52 70,367 65,156 72,073 4,400
Wacoas of 2026-08-31 Water Supply and Flood Control 91.0 460.17 -2.05 172,178 171,952 188,891 8,077
Waxahachieas of 2026-08-31 Water Supply 82.9 528.49 -3.01 9,753 9,171 11,060 594
Weatherfordas of 2026-08-31 Water Supply 57.1 888.10 -7.90 10,174 10,174 17,812 866
White Riveras of 2026-08-31 Water Supply 22.3 2,349.59 -22.61 7,116 7,116 31,846 679
Whitneyas of 2026-08-31 Water Supply and Flood Control 95.2 531.80 -1.20 538,960 537,606 564,808 22,116
Worthas of 2026-08-31 Water Supply 67.5 591.58 -2.42 25,553 16,477 24,419 3,122
Wright Patmanas of 2026-08-31 Water Supply and Flood Control 100.0 226.03 5.43 262,567 122,593 122,593 - 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.