Texas Reservoirs: Monitored Water Supply Reservoirs are 77.4% full on 2025-09-01

Static map

Statewide Conservation Storage

Summary

Date Percent Full Reservoir Storage
(acre-ft) 		Conservation Storage
(acre-ft) 		Conservation Capacity
(acre-ft)
Most recent 2025-09-01 77.4 28,503,440 24,396,351 31,530,305
1 day prior 2025-08-31 77.2 28,452,812 24,355,274 31,530,305
2 days prior 2025-08-30 77.1 28,394,063 24,305,618 31,530,305
1 week prior 2025-08-25 77.4 28,524,856 24,405,692 31,530,305
1 month prior 2025-08-01 79.1 29,307,207 24,925,847 31,530,305
3 months prior 2025-06-01 77.8 30,629,734 24,518,868 31,530,305
6 months prior 2025-03-01 75.7 28,460,386 23,870,909 31,530,305
1 year prior 2024-09-01 74.3 27,419,016 23,489,448 31,621,924
*

 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 2025-09-01 Water Supply 3.7 1,988.55 -23.75 294 294 7,900 92
Addicks 1as of 2025-09-01 Flood Control - n.a. - 78.26 - n.a. - - n.a. - - n.a. - - n.a. - - n.a. -
Alan Henryas of 2025-09-01 Water Supply 94.4 2,218.02 -1.98 90,801 90,801 96,207 2,660
Amistad 2as of 2025-09-01 Water Supply and Flood Control 33.8 1,056.23 -60.77 768,544 612,659 1,813,408 20,594
Amon G Carteras of 2025-09-01 Water Supply 98.0 919.74 -0.26 19,673 18,889 19,266 1,471
Aquillaas of 2025-09-01 Water Supply and Flood Control 97.4 537.13 -0.37 42,145 42,109 43,243 3,042
Arlingtonas of 2025-09-01 Water Supply 90.8 548.06 -1.94 36,505 36,473 40,157 1,877
Arrowheadas of 2025-09-01 Water Supply 92.4 924.77 -1.23 212,908 212,908 230,359 13,872
Athensas of 2025-09-01 Water Supply 100.0 440.27 0.27 30,048 29,503 29,503 - n.a. -
Austinas of 2025-09-01 Water Supply 97.1 492.36 -0.44 23,891 23,282 23,972 1,554
B A Steinhagenas of 2025-09-01 Water Supply 97.2 82.81 -0.19 67,332 67,259 69,186 10,060
Bardwellas of 2025-09-01 Water Supply and Flood Control 100.0 421.22 0.22 44,647 43,856 43,856 3,327
Barker 3as of 2025-09-01 Flood Control - n.a. - 72.19 - n.a. - - n.a. - - n.a. - - n.a. - - n.a. -
Beltonas of 2025-09-01 Water Supply and Flood Control 100.0 594.34 0.34 436,878 432,631 432,631 - n.a. -
Benbrookas of 2025-09-01 Water Supply and Flood Control 91.8 692.03 -1.97 78,630 78,630 85,648 3,470
Bob Sandlinas of 2025-09-01 Water Supply 98.0 337.06 -0.44 199,256 188,525 192,417 8,802
Bois d'Arcas of 2025-09-01 Water Supply 95.4 532.94 -1.06 350,573 350,573 367,609 16,068
Bonhamas of 2025-09-01 Water Supply 84.9 563.36 -1.64 9,375 9,363 11,027 977
Brady Creekas of 2025-09-01 Water Supply 95.3 1,742.29 -0.71 29,080 27,458 28,808 1,968
Bridgeportas of 2025-09-01 Water Supply and Flood Control 93.2 833.90 -2.10 346,893 346,893 372,183 11,770
Brownwoodas of 2025-09-01 Water Supply 93.8 1,423.68 -0.92 122,714 122,714 130,868 6,542
Buchananas of 2025-09-01 Water Supply 97.8 1,019.16 -0.84 861,576 847,914 866,694 22,270
Caddo 4as of 2025-09-01 Water Supply 100.0 168.60 0.10 130,573 29,898 29,898 26,958
Canyonas of 2025-09-01 Water Supply and Flood Control 67.6 892.10 -16.90 256,006 255,935 378,781 6,361
Cedar Creekas of 2025-09-01 Water Supply 94.8 320.95 -1.05 611,058 610,959 644,686 31,563
Champion Creekas of 2025-09-01 Water Supply 44.7 2,063.58 -19.42 18,580 18,580 41,580 886
Cherokeeas of 2025-09-01 Water Supply 100.0 280.00 0.00 44,871 40,094 40,094 3,798
Choke Canyonas of 2025-09-01 Water Supply 11.9 183.47 -37.03 79,091 79,090 662,820 7,152
Ciscoas of 2025-09-01 Water Supply 52.8 1,507.75 -14.71 15,322 15,322 29,003 686
Colemanas of 2025-09-01 Water Supply 92.1 1,715.81 -1.69 35,078 35,060 38,075 1,759
Coleto Creekas of 2025-09-01 Water Supply 91.3 96.85 -1.15 28,329 28,329 31,040 2,492
Colorado Cityas of 2025-09-01 Water Supply 61.4 2,061.08 -9.12 18,888 18,888 30,758 - n.a. -
Comanche Creekas of 2025-09-01 Water Supply 100.0 775.32 0.32 152,288 151,250 151,250 - n.a. -
Conroeas of 2025-09-01 Water Supply 100.0 201.14 0.14 420,996 417,577 417,577 20,515
Corpus Christias of 2025-09-01 Water Supply 17.3 78.63 -15.37 44,537 44,259 256,062 7,166
Crookas of 2025-09-01 Water Supply 94.1 475.48 -0.52 8,669 8,654 9,195 1,033
Cypress Springsas of 2025-09-01 Water Supply 98.7 377.73 -0.27 65,885 65,885 66,756 3,213
E V Spenceas of 2025-09-01 Water Supply 14.3 1,848.93 -49.07 73,798 73,798 517,272 4,324
Eagle Mountainas of 2025-09-01 Water Supply and Flood Control 93.8 647.83 -1.27 173,612 173,612 185,087 8,824
Elephant Butte 5as of 2025-09-01 Water Supply 3.8 4,291.47 -114.12 74,977 74,977 1,960,900 4,033
Falcon 2as of 2025-09-01 Water Supply 15.0 253.90 -47.30 285,215 234,923 1,562,367 19,756
Forkas of 2025-09-01 Water Supply 96.8 402.26 -0.74 617,180 585,737 605,061 25,734
Fort Phantom Hillas of 2025-09-01 Water Supply 79.2 1,631.86 -4.04 55,466 55,460 70,030 3,286
Georgetownas of 2025-09-01 Water Supply and Flood Control 92.3 788.69 -2.31 35,124 35,061 38,005 1,245
Gibbons Creekas of 2025-09-01 Water Supply 100.0 247.38 0.38 28,404 25,721 25,721 2,600
Grahamas of 2025-09-01 Water Supply 90.0 1,073.12 -1.88 40,771 40,757 45,288 2,315
Granburyas of 2025-09-01 Water Supply 98.4 692.44 -0.26 131,746 130,837 132,949 8,077
Grangeras of 2025-09-01 Water Supply and Flood Control 100.0 504.25 0.25 52,856 51,822 51,822 - n.a. -
Grapevineas of 2025-09-01 Water Supply and Flood Control 99.0 534.75 -0.25 161,422 161,422 163,064 6,534
Greenbeltas of 2025-09-01 Water Supply 9.2 2,614.92 -49.08 5,920 5,488 59,968 407
Halbertas of 2025-09-01 Water Supply 87.6 366.67 -1.33 5,285 5,285 6,033 547
Hords Creekas of 2025-09-01 Water Supply and Flood Control 64.6 1,893.31 -6.69 5,241 5,238 8,109 360
Houstonas of 2025-09-01 Water Supply 100.0 42.52 0.14 137,726 132,318 132,318 - n.a. -
Houston Countyas of 2025-09-01 Water Supply 100.0 260.16 0.16 17,873 17,113 17,113 - n.a. -
Hubbard Creekas of 2025-09-01 Water Supply 49.8 1,170.94 -12.37 160,996 156,120 313,298 9,942
Hubert H Mossas of 2025-09-01 Water Supply 95.1 713.89 -1.11 22,971 22,874 24,058 1,053
Inksas of 2025-09-01 Water Supply 95.5 887.22 -0.78 13,391 13,108 13,729 790
J B Thomasas of 2025-09-01 Water Supply 35.7 2,234.87 -23.13 72,112 71,439 199,931 4,120
Jacksonvilleas of 2025-09-01 Water Supply 100.0 422.28 0.28 26,058 25,670 25,670 - n.a. -
Jim Chapmanas of 2025-09-01 Water Supply and Flood Control 90.7 438.63 -1.37 270,380 234,605 258,723 17,210
Joe Poolas of 2025-09-01 Water Supply and Flood Control 97.4 521.42 -0.58 147,163 145,793 149,629 6,537
Kempas of 2025-09-01 Water Supply and Flood Control 100.0 1,145.96 1.96 276,366 245,307 245,307 - n.a. -
Kickapooas of 2025-09-01 Water Supply 95.4 1,044.32 -0.68 82,410 82,410 86,345 5,709
Lake O' the Pinesas of 2025-09-01 Water Supply and Flood Control 100.0 230.06 1.56 269,686 241,363 241,363 - n.a. -
Lavonas of 2025-09-01 Water Supply and Flood Control 90.8 490.15 -1.85 375,099 372,258 409,757 19,861
Leonas of 2025-09-01 Water Supply 90.0 1,373.35 -1.65 25,252 24,972 27,762 1,626
Lewisvilleas of 2025-09-01 Water Supply and Flood Control 93.7 520.66 -1.34 563,314 527,640 563,228 26,140
Limestoneas of 2025-09-01 Water Supply 92.3 361.72 -1.28 188,180 188,180 203,780 11,977
Livingstonas of 2025-09-01 Water Supply 99.4 130.88 -0.12 1,594,205 1,594,205 1,603,504 77,263
Lost Creekas of 2025-09-01 Water Supply 99.2 1,009.26 -0.24 11,849 11,849 11,950 - n.a. -
Lyndon B Johnsonas of 2025-09-01 Water Supply 97.5 824.56 -0.44 128,797 109,957 112,778 6,391
Mackenzieas of 2025-09-01 Water Supply 13.4 3,023.60 -76.40 6,232 6,232 46,450 269
Marble Fallsas of 2025-09-01 Water Supply 95.4 736.42 -0.58 7,245 7,245 7,597 602
Martinas of 2025-09-01 Water Supply 95.4 305.29 -0.71 72,254 72,254 75,726 4,825
Medinaas of 2025-09-01 Water Supply 6.1 983.72 -80.48 15,483 15,483 254,823 912
Meredith 6as of 2025-09-01 Water Supply 47.9 2,893.26 -43.24 277,980 239,566 500,000 8,836
Millers Creekas of 2025-09-01 Water Supply 83.1 1,331.82 -2.18 23,517 22,234 26,768 1,940
Mineral Wellsas of 2025-09-01 Water Supply 92.7 862.16 -0.84 4,889 4,889 5,273 447
Monticelloas of 2025-09-01 Water Supply 83.0 336.89 -3.11 28,827 28,827 34,740 1,720
Mountain Creekas of 2025-09-01 Water Supply 100.0 457.48 0.48 24,052 22,850 22,850 2,815
Murvaulas of 2025-09-01 Water Supply 97.4 265.01 -0.29 37,294 37,294 38,285 3,398
Nacogdochesas of 2025-09-01 Water Supply 94.9 278.06 -0.94 37,512 37,510 39,522 2,096
Nasworthyas of 2025-09-01 Water Supply 85.0 1,871.68 -1.03 8,664 8,171 9,615 1,231
Navarro Millsas of 2025-09-01 Water Supply and Flood Control 100.0 424.62 0.12 50,393 49,827 49,827 - n.a. -
New Terrell Cityas of 2025-09-01 Water Supply 27.8 494.23 -9.77 2,395 2,384 8,583 386
Noconaas of 2025-09-01 Water Supply 95.5 826.78 -0.72 20,793 20,489 21,444 1,315
North Fork Buffalo Creekas of 2025-09-01 Water Supply 93.2 1,047.32 -0.68 14,348 14,348 15,400 1,439
O C Fisheras of 2025-09-01 Water Supply and Flood Control 17.0 1,877.77 -30.23 19,733 19,732 115,742 1,551
O H Ivieas of 2025-09-01 Water Supply 51.6 1,534.33 -17.17 286,293 286,293 554,340 - n.a. -
Oak Creekas of 2025-09-01 Water Supply 23.0 1,979.33 -20.67 9,171 9,021 39,210 760
Palestineas of 2025-09-01 Water Supply 98.9 344.83 -0.17 363,397 363,388 367,303 22,960
Palo Duroas of 2025-09-01 Water Supply and Flood Control 0.8 2,829.93 -62.07 470 470 61,066 - n.a. -
Palo Pintoas of 2025-09-01 Water Supply 89.6 865.71 -1.29 24,380 23,994 26,766 2,123
Pat Cleburneas of 2025-09-01 Water Supply 99.3 733.38 -0.12 25,821 25,821 26,008 1,562
Pat Mayseas of 2025-09-01 Water Supply and Flood Control 98.1 450.62 -0.38 115,709 111,549 113,683 5,597
Possum Kingdomas of 2025-09-01 Water Supply 98.0 998.38 -0.62 527,122 527,122 538,139 17,628
Proctoras of 2025-09-01 Water Supply and Flood Control 92.9 1,161.14 -0.86 50,858 50,858 54,762 4,471
Ray Hubbardas of 2025-09-01 Water Supply 96.8 434.81 -0.69 425,354 425,354 439,559 20,330
Ray Robertsas of 2025-09-01 Water Supply and Flood Control 96.9 631.63 -0.87 764,060 763,737 788,167 27,803
Red Bluffas of 2025-09-01 Water Supply 50.2 2,816.14 -11.96 72,904 72,904 145,165 4,808
Richland-Chambersas of 2025-09-01 Water Supply 98.9 314.73 -0.27 1,113,383 1,087,600 1,099,417 43,659
Sam Rayburnas of 2025-09-01 Water Supply and Flood Control 74.6 157.41 -6.99 2,150,873 2,131,917 2,857,077 93,434
Somervilleas of 2025-09-01 Water Supply and Flood Control 97.5 237.67 -0.33 146,602 146,602 150,293 11,092
Stamfordas of 2025-09-01 Water Supply 97.5 1,416.78 -0.02 50,262 50,259 51,570 5,031
Stillhouse Hollowas of 2025-09-01 Water Supply and Flood Control 100.0 622.63 0.63 233,961 229,796 229,796 - n.a. -
Strikeras of 2025-09-01 Water Supply 100.0 293.01 0.01 21,819 16,878 16,878 1,955
Sulphur Springsas of 2025-09-01 Water Supply 85.6 457.50 -1.45 15,192 15,192 17,747 - n.a. -
Sweetwateras of 2025-09-01 Water Supply 28.8 2,096.82 -19.68 3,530 3,530 12,267 280
Tawakonias of 2025-09-01 Water Supply 97.9 437.01 -0.49 853,702 853,694 871,685 36,438
Texanaas of 2025-09-01 Water Supply 87.9 42.06 -1.94 145,019 139,806 158,975 9,480
Texoma 7as of 2025-09-01 Water Supply and Flood Control 100.0 617.26 0.26 2,507,589 1,243,801 1,243,801 76,334
Toledo Bend 8as of 2025-09-01 Water Supply 89.9 169.25 -2.75 4,026,120 2,011,010 2,236,450 169,310
Travisas of 2025-09-01 Water Supply and Flood Control 87.9 673.68 -7.32 981,869 964,837 1,098,044 17,316
Twin Buttesas of 2025-09-01 Water Supply 14.8 1,907.54 -32.66 30,666 26,917 182,454 1,997
Tyleras of 2025-09-01 Water Supply 97.2 374.95 -0.43 75,278 70,067 72,073 4,616
Wacoas of 2025-09-01 Water Supply and Flood Control 99.6 462.13 -0.09 188,358 188,132 188,891 8,420
Waxahachieas of 2025-09-01 Water Supply 93.7 530.42 -1.08 10,943 10,361 11,060 639
Weatherfordas of 2025-09-01 Water Supply 75.5 891.70 -4.30 13,447 13,447 17,812 952
White Riveras of 2025-09-01 Water Supply 35.7 2,355.07 -17.13 11,368 11,368 31,846 880
Whitneyas of 2025-09-01 Water Supply and Flood Control 99.5 532.87 -0.13 563,152 561,798 564,808 23,100
Worthas of 2025-09-01 Water Supply 90.8 593.34 -0.66 31,259 22,183 24,419 3,349
Wright Patmanas of 2025-09-01 Water Supply and Flood Control 100.0 225.75 5.15 253,929 122,593 122,593 - 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.