Austin Water and city leaders recently broke ground on a $1.5 billion expansion of the Walnut Creek Wastewater Treatment Plant, marking the beginning of key upgrades to critical infrastructure that will improve the treatment processes and protect the health of the Colorado River downstream of Austin. All improvements will be made while the plant remains fully operational, without interruptions, according to Austin Water.The Walnut Creek facility continues to stand among the nation’s top-performing plants, earning the National Association of Clean Water Agencies’ Platinum Peak Performance Award. Built in 1977, when Austin’s population was just over 320,000, the plant expanded over
