Texas Reservoirs: Monitored Water Supply Reservoirs are 74.2% full on 2026-09-04

Statewide Conservation Storage

Summary

Date Percent Full Reservoir Storage
(acre-ft)
Conservation Storage
(acre-ft)
Conservation Capacity
(acre-ft)
Today 2026-09-04 74.2 27,346,395 23,414,712 31,558,535
Yesterday 2026-09-03 74.2 27,351,010 23,418,404 31,558,535
2 days ago 2026-09-02 74.2 27,367,605 23,411,695 31,558,535
1 week ago 2026-08-28 74.8 27,598,738 23,610,311 31,558,535
1 month ago 2026-08-04 77.7 28,708,577 24,506,210 31,558,535
3 months ago 2026-06-04 76.0 28,308,308 23,995,261 31,558,535
6 months ago 2026-03-04 73.4 26,906,395 23,150,758 31,531,332
1 year ago 2025-09-04 77.4 28,459,187 24,425,816 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 2026-09-03 Water Supply 9.6 1,992.61 -19.69 759 759 7,900 152
Addicks 1 Flood Control - n.a. - 76.41 - n.a. - - n.a. - - n.a. - - n.a. - - n.a. -
Alan Henryas of 2026-09-03 Water Supply 72.6 2,209.22 -10.78 69,835 69,835 96,207 2,154
Amistad 2as of 2026-09-03 Water Supply and Flood Control 39.2 1,056.63 -60.37 776,855 710,677 1,813,408 20,798
Amon G Carter Water Supply 77.4 916.78 -3.22 15,691 14,907 19,266 1,256
Aquillaas of 2026-09-03 Water Supply and Flood Control 88.7 535.86 -1.64 38,384 38,348 43,243 2,865
Arlingtonas of 2026-09-03 Water Supply 74.4 544.49 -5.51 29,922 29,890 40,157 1,812
Arrowheadas of 2026-09-03 Water Supply 72.8 921.28 -4.72 167,637 167,637 230,359 12,071
Athensas of 2026-09-03 Water Supply 94.4 439.08 -0.92 27,887 27,846 29,503 1,704
Austinas of 2026-09-03 Water Supply 96.3 492.24 -0.56 23,705 23,096 23,972 1,547
B A Steinhagenas of 2026-09-03 Water Supply 96.2 82.74 -0.26 66,631 66,558 69,186 9,996
Bardwellas of 2026-09-03 Water Supply and Flood Control 90.2 419.66 -1.34 39,621 39,560 43,856 3,120
Barker 3 Flood Control - n.a. - 74.65 - n.a. - - n.a. - - n.a. - - n.a. - - n.a. -
Belton Water Supply and Flood Control 97.7 593.19 -0.81 422,637 422,637 432,631 12,232
Benbrookas of 2026-09-03 Water Supply and Flood Control 78.6 688.61 -5.39 67,322 67,322 85,648 3,139
Bob Sandlin Water Supply 91.1 335.53 -1.97 186,017 175,286 192,417 8,503
Bois d'Arcas of 2026-09-03 Water Supply 92.8 532.36 -1.64 341,252 341,252 367,609 15,817
Bonham Water Supply 83.0 563.14 -1.86 9,161 9,149 11,027 967
Brady Creekas of 2026-09-03 Water Supply 87.0 1,741.05 -1.95 26,698 25,076 28,808 1,858
Bridgeportas of 2026-09-03 Water Supply and Flood Control 77.8 828.81 -7.19 289,701 289,701 372,183 10,691
Brownwoodas of 2026-09-03 Water Supply 85.8 1,422.05 -2.55 112,324 112,324 130,868 6,207
Buchananas of 2026-09-03 Water Supply 97.3 1,018.97 -1.03 857,348 843,686 866,694 22,233
Caddo 4as of 2026-09-03 Water Supply 76.7 168.02 -0.48 115,055 22,925 29,898 25,534
Canyonas of 2026-09-03 Water Supply and Flood Control 100.0 909.13 0.13 379,924 378,781 378,781 - n.a. -
Cedar Creek Water Supply 75.7 316.82 -5.18 488,280 488,181 644,686 27,855
Champion Creek Water Supply 42.8 2,062.72 -20.28 17,801 17,801 41,580 865
Cherokeeas of 2026-09-03 Water Supply 86.3 278.31 -1.69 38,999 34,617 40,094 3,244
Choke Canyon Water Supply 23.2 191.81 -28.69 153,566 153,565 662,820 10,650
Ciscoas of 2026-09-03 Water Supply 43.6 1,503.56 -18.90 12,643 12,643 29,003 591
Colemanas of 2026-09-03 Water Supply 80.4 1,713.20 -4.30 30,613 30,595 38,075 1,660
Coleto Creek Water Supply 75.0 94.69 -3.31 23,286 23,286 31,040 2,185
Colorado City Water Supply 54.3 2,059.13 -11.07 16,696 16,696 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 95.3 199.99 -1.01 397,787 397,760 417,577 19,348
Corpus Christi Water Supply 88.4 92.46 -1.54 226,629 226,351 256,062 18,836
Crook Water Supply 88.5 474.98 -1.02 8,157 8,142 9,195 1,017
Cypress Springsas of 2026-09-03 Water Supply 92.0 376.32 -1.68 61,426 61,426 66,756 3,114
E V Spence Water Supply 9.8 1,842.82 -55.18 50,567 50,567 517,272 3,322
Eagle Mountain Water Supply and Flood Control 74.8 643.56 -5.54 138,382 138,382 185,087 7,755
Elephant Butte 5as of 2026-09-03 Water Supply and Flood Control 1.4 4,275.54 -130.05 27,667 27,667 1,960,900 2,293
Falcon 2as of 2026-09-03 Water Supply and Flood Control 22.4 262.24 -38.96 488,599 350,726 1,562,367 29,348
Forkas of 2026-09-03 Water Supply 83.7 399.07 -3.93 538,710 507,267 606,088 23,675
Fort Phantom Hillas of 2026-09-03 Water Supply 69.2 1,629.63 -6.27 48,432 48,426 70,030 3,031
Georgetown Water Supply and Flood Control 84.7 786.33 -4.67 32,259 32,196 38,005 1,184
Gibbons Creek Water Supply 90.1 245.98 -1.02 24,889 23,185 25,721 2,340
Grahamas of 2026-09-03 Water Supply 67.5 1,068.41 -6.59 30,603 30,589 45,288 1,956
Granbury Water Supply 88.5 690.74 -1.96 118,542 117,633 132,949 7,457
Granger Water Supply and Flood Control 100.0 504.13 0.13 52,358 51,822 51,822 - n.a. -
Grapevineas of 2026-09-03 Water Supply and Flood Control 93.7 533.41 -1.59 152,871 152,871 163,064 6,247
Greenbeltas of 2026-09-03 Water Supply 4.9 2,607.74 -56.26 3,393 2,961 59,968 286
Halbertas of 2026-09-03 Water Supply 74.4 365.17 -2.83 4,490 4,490 6,033 513
Hords Creekas of 2026-09-03 Water Supply and Flood Control 47.5 1,888.96 -11.04 3,857 3,854 8,109 278
Houstonas of 2026-09-03 Water Supply 92.2 41.46 -0.92 125,779 121,978 132,318 11,036
Houston Countyas of 2026-09-03 Water Supply 95.1 259.35 -0.65 16,834 16,282 17,113 1,264
Hubbard Creekas of 2026-09-03 Water Supply 37.5 1,166.68 -16.63 122,459 117,583 313,298 8,174
Hubert H Mossas of 2026-09-03 Water Supply 91.7 713.10 -1.90 22,147 22,050 24,058 1,033
Inksas of 2026-09-03 Water Supply 94.8 887.11 -0.89 13,304 13,021 13,729 782
J B Thomasas of 2026-09-03 Water Supply 21.4 2,226.95 -31.05 43,432 42,759 199,931 3,182
Jacksonvilleas of 2026-09-03 Water Supply 97.4 421.43 -0.57 25,076 25,014 25,670 1,143
Jim Chapmanas of 2026-09-03 Water Supply and Flood Control 74.8 436.14 -3.86 229,313 193,538 258,723 15,758
Joe Poolas of 2026-09-03 Water Supply and Flood Control 92.6 520.29 -1.71 139,961 138,591 149,629 6,234
Kempas of 2026-09-03 Water Supply and Flood Control 72.6 1,139.28 -4.72 178,244 178,118 245,307 9,653
Kickapooas of 2026-09-03 Water Supply 80.7 1,041.98 -3.02 69,673 69,673 86,345 5,177
Lake O' the Pinesas of 2026-09-03 Water Supply and Flood Control 87.1 228.08 -1.92 234,017 234,017 268,566 17,345
Lavon Water Supply and Flood Control 84.9 488.90 -3.10 350,583 347,742 409,757 19,358
Leonas of 2026-09-03 Water Supply 78.5 1,371.29 -3.71 22,075 21,795 27,762 1,465
Lewisvilleas of 2026-09-03 Water Supply and Flood Control 88.3 519.49 -2.51 533,132 497,458 563,228 25,437
Limestone Water Supply 89.5 361.23 -1.77 182,351 182,351 203,780 11,812
Livingston Water Supply 94.8 129.90 -1.10 1,519,976 1,519,976 1,603,504 74,433
Lost Creekas of 2026-09-03 Water Supply 89.3 1,006.06 -3.44 10,672 10,672 11,950 - n.a. -
Lyndon B Johnsonas of 2026-09-03 Water Supply 98.6 824.76 -0.24 130,077 111,237 112,778 6,409
Mackenzieas of 2026-09-03 Water Supply 11.0 3,018.92 -81.08 5,120 5,120 46,450 238
Marble Fallsas of 2026-09-03 Water Supply 95.1 736.38 -0.62 7,221 7,221 7,597 601
Martinas of 2026-09-03 Water Supply 83.9 303.41 -2.59 63,505 63,505 75,726 4,483
Medina Water Supply 29.4 1,021.43 -42.77 74,980 74,980 254,823 2,506
Meredith 6as of 2026-09-03 Water Supply 41.2 2,889.30 -47.20 244,486 206,072 500,000 7,401
Millers Creekas of 2026-09-03 Water Supply 60.1 1,328.07 -5.93 17,370 16,087 26,768 1,423
Mineral Wellsas of 2026-09-03 Water Supply 87.7 861.56 -1.44 4,624 4,624 5,273 437
Monticelloas of 2026-09-03 Water Supply 75.8 335.40 -4.60 26,320 26,320 34,740 1,593
Mountain Creekas of 2026-09-03 Water Supply 99.6 456.96 -0.04 22,759 22,759 22,850 2,687
Murvaul Water Supply 90.0 264.16 -1.14 34,449 34,449 38,285 3,298
Nacogdochesas of 2026-09-03 Water Supply 88.4 276.81 -2.19 34,959 34,957 39,522 1,990
Nasworthyas of 2026-09-03 Water Supply 86.0 1,871.76 -0.95 8,762 8,269 9,615 1,236
Navarro Millsas of 2026-09-03 Water Supply and Flood Control 82.9 422.62 -1.88 41,312 41,311 49,827 4,373
New Terrell Cityas of 2026-09-03 Water Supply 25.8 493.79 -10.21 2,229 2,218 8,583 371
Noconaas of 2026-09-03 Water Supply 73.8 823.04 -4.46 16,138 15,834 21,444 1,167
North Fork Buffalo Creekas of 2026-09-03 Water Supply 75.9 1,045.60 -2.40 11,687 11,687 15,400 1,256
O C Fisher Water Supply and Flood Control 11.5 1,873.00 -35.00 13,353 13,352 115,742 1,180
O H Ivieas of 2026-09-03 Water Supply 43.5 1,530.38 -21.12 240,884 240,884 554,340 - n.a. -
Oak Creekas of 2026-09-03 Water Supply 14.6 1,974.10 -25.90 5,886 5,736 39,210 543
Palestineas of 2026-09-03 Water Supply 91.9 343.68 -1.32 337,584 337,575 367,303 21,932
Palo Duroas of 2026-09-03 Water Supply and Flood Control 0.4 2,826.32 -65.68 231 231 61,066 - n.a. -
Palo Pintoas of 2026-09-03 Water Supply 80.9 864.60 -2.40 22,048 21,662 26,766 2,079
Pat Cleburne Water Supply 88.3 731.51 -1.99 22,953 22,953 26,008 1,507
Pat Mayseas of 2026-09-03 Water Supply and Flood Control 94.8 449.95 -1.05 111,983 107,823 113,683 5,525
Possum Kingdom Water Supply 88.0 995.21 -3.79 473,602 473,602 538,139 16,062
Proctoras of 2026-09-03 Water Supply and Flood Control 66.5 1,157.63 -4.37 36,405 36,405 54,762 3,691
Ray Hubbard Water Supply 88.1 432.91 -2.59 387,403 387,403 439,559 19,672
Ray Robertsas of 2026-09-03 Water Supply and Flood Control 95.8 631.32 -1.18 755,470 755,147 788,167 27,617
Red Bluff Water Supply 45.8 2,814.77 -13.33 66,476 66,476 145,165 4,533
Richland-Chambers Water Supply 91.7 312.88 -2.12 1,033,983 1,008,200 1,099,417 42,180
Sam Rayburnas of 2026-09-03 Water Supply and Flood Control 67.3 155.07 -9.33 1,941,029 1,922,073 2,857,077 86,283
Somerville Water Supply and Flood Control 93.8 237.16 -0.84 141,007 141,007 150,293 10,858
Stamfordas of 2026-09-03 Water Supply 66.5 1,413.15 -3.65 34,299 34,296 51,570 3,782
Stillhouse Hollow Water Supply and Flood Control 98.4 621.43 -0.57 226,240 226,154 229,796 6,347
Strikeras of 2026-09-03 Water Supply 81.7 291.37 -1.63 18,703 13,781 16,878 1,852
Sulphur Springsas of 2026-09-03 Water Supply 90.2 457.99 -0.96 15,999 15,999 17,747 - n.a. -
Sweetwateras of 2026-09-03 Water Supply 17.6 2,091.02 -25.48 2,155 2,155 12,267 209
Tawakonias of 2026-09-03 Water Supply 93.7 435.99 -1.51 817,028 817,020 871,685 35,507
Texana Water Supply 87.9 42.06 -1.94 145,019 139,806 158,975 9,480
Texoma 7as of 2026-09-03 Water Supply and Flood Control 97.2 616.05 -0.95 2,416,852 1,208,426 1,243,801 73,032
Toledo Bend 8 Water Supply 88.2 168.80 -3.20 3,951,311 1,973,606 2,236,450 167,159
Travisas of 2026-09-03 Water Supply and Flood Control 95.1 678.11 -2.89 1,061,014 1,043,982 1,098,044 18,379
Twin Buttes Water Supply and Flood Control 5.9 1,897.03 -43.17 14,599 10,850 182,454 1,174
Tyleras of 2026-09-03 Water Supply 89.8 373.76 -1.62 69,928 64,717 72,073 4,381
Wacoas of 2026-09-03 Water Supply and Flood Control 90.3 459.99 -2.23 170,728 170,502 188,891 8,035
Waxahachieas of 2026-09-03 Water Supply 81.9 528.30 -3.20 9,640 9,058 11,060 589
Weatherfordas of 2026-09-03 Water Supply 56.7 888.02 -7.98 10,105 10,105 17,812 864
White Riveras of 2026-09-03 Water Supply 22.2 2,349.50 -22.70 7,055 7,055 31,846 677
Whitneyas of 2026-09-03 Water Supply and Flood Control 94.5 531.63 -1.37 535,215 533,861 564,808 21,959
Worthas of 2026-09-03 Water Supply 67.2 591.56 -2.44 25,491 16,415 24,419 3,118
Wright Patmanas of 2026-09-03 Water Supply and Flood Control 100.0 225.94 5.34 259,774 122,593 122,593 - 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.