Water / Wastewater

The Water-Wastewater Utility is owned by the City of San Marcos and operates a high quality wastewater treatment plant and water system rated superior by the State of Texas. Roughly 2/3 of the City’s water comes from surface water treated at the City’s Water Plant under the operation of the Guadalupe-Blanco River Authority. The utility promotes water conservation and works closely with agencies such as the GBRA, the Edwards Aquifer Authority, the Texas Commission on Environmental Quality and other organizations to develop regional water policies.

To report a water leak, call 512-393-8010.

The City of San Marcos strives to protect the Edwards Aquifer Recharge Zone which lies under the western portion of the city.

  1. Children’s Playscape Closing Thursdays for Cleaning

    The San Marcos Parks and Recreation Department announced that Children’s Park Playscape will be closed every Thursday until further notice for deep cleaning and disinfecting beginning Thursday, Oct. 22 from 7 a.m. to 5 p.m. The park will remain ... Read on...
  2. Virtual Holiday Shoebox Parade Call for Entries

    The City of San Marcos will be hosting the inaugural SMTX Hometown Holiday Shoebox Parade on Thursday, Nov. 26, 2020, online at 2 p.m. Read on...
  3. Man Arrested for Aggravated Assault on Peace Officer

    The San Marcos Police Department is releasing information regarding an incident that occurred on Wednesday, Oct. 7, 2020, and resulted in the arrest of Benjamin Reece Lawton (DOB 02/22/77) of Hazel Park, MI., for Aggravated Assault on a Public Servant... Read on...
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