20 metro-area supply systems, lowest first · TWDB conditions as of Oct 23, 2026
95,129 af of 1.99M af conservation capacity across 1 reservoir
316,374 af of 1.27M af conservation capacity across 3 reservoirs
255,491 af of 862,151 af conservation capacity across 4 reservoirs
1.16M af of 3.38M af conservation capacity across 2 reservoirs
386,795 af of 945,568 af conservation capacity across 4 reservoirs
484,618 af of 1.08M af conservation capacity across 3 reservoirs
293,844 af of 596,207 af conservation capacity across 2 reservoirs
1.83M af of 2.93M af conservation capacity across 2 reservoirs
412,255 af of 562,011 af conservation capacity across 3 reservoirs
1.97M af of 2.45M af conservation capacity across 7 reservoirs
32,777 af of 39,522 af conservation capacity across 1 reservoir
3.31M af of 3.84M af conservation capacity across 7 reservoirs
1.99M af of 2.15M af conservation capacity across 5 reservoirs
2.11M af of 2.23M af conservation capacity across 4 reservoirs
418,008 af of 432,631 af conservation capacity across 1 reservoir
122,593 af of 122,593 af conservation capacity across 1 reservoir
Groupings are TWDB's municipal water-supply systems: the monitored reservoirs each metro area draws on, not everything on its distribution network — groundwater, run-of-river rights and purchased water are outside this accounting. A reservoir can supply more than one system (Lake Texoma serves both Dallas and Texarkana), so systems overlap and can't be added together. El Paso's figure includes Elephant Butte in New Mexico, which is excluded from this site's statewide totals but is that city's principal reservoir supply.