Ullrich Water Treatment Plant

Water Treatment Facility

Appears in 1 story · Last updated Oct 25, 2026

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Austin approves water plant upgrade to replace hazardous disinfection chemicals

Built World

Undergoing disinfection technology conversion

The Ullrich Water Treatment Plant, running since 1969, disinfects Austin's drinking water with gaseous chlorine and anhydrous ammonia. On Oct. 22, the city council approved up to $89.7 million to replace those chemicals.

Updated Oct 25