Per City of San Antonio Ordinance, any person who uses a power washer in any commercial manner or for compensation must register with San Antonio Water System obtain a certificate for such use.
Pressure washers conducting business within the jurisdiction of the San Antonio Water System are eligible to join the San Antonio Water System Power Wash Program. The program is a media incentive-based program that rewards local pressure washing businesses for promoting clean water awareness and implementing best management practices such as collecting and discharging wastewater into the sanitary sewer system via a pre-treatment system (e.g. to remove solids or oils) for proper treatment or proper disposal via manifesting through a certified waste hauler.
Register online to obtain a certification for power washing.
Pressure Washing and Surface GuideIncludes best management practices and requirements for proper disposal.
Request VarianceWashing impervious cover is prohibited during drought, with exceptions for health and safety.