National Drought Mitigation Center
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Water restrictions becoming tighter for Texas' Edwards Aquifer Authority
8/13/2025 1:33:48 PM



CATEGORIES:
Business & Industry
Relief, Response & Restrictions
Water Supply & Quality
AFFECTED AREAS:
Atascosa County, TX
Bexar County, TX
Caldwell County, TX
Comal County, TX
Guadalupe County, TX
Hays County, TX
Medina County, TX
Uvalde County, TX

Start Date: 8/13/2025 -  
A little more than a month after the torrential rainfall and historic flooding in the Hill Country, lake levels have started dropping again. The Edwards Aquifer Authority tightened pumping restrictions from Stage 3 to Stage 4 as groundwater levels receded. Permit holders like the San Antonio Water System must use 40% less water from the aquifer. The J-17 index well, measuring the aquifer in Bexar County, was 628 feet above mean sea level on Wednesday, August 13, with a 10-day rolling average of 629.5 feet. Stage 4 restrictions are triggered when the 10-day average falls below 630 feet. The historical average this time of year is 657 feet. Precipitation boosted the aquifer level in early July, but most of the rain that swelled the Guadalupe River did not recharge the aquifer. San Antonio Express-News (Texas), Aug 13, 2025
Sources