Chain & Scraper: Los Angeles Hyperion Wastewater Treatment Plant
The City of Los Angeles’ Hyperion Wastewater Treatment Plant is one of the largest in the United States. It serves approximately 9 million people by treating 460 mgd of wastewater.
Built in 1949, the plant was designed to treat up to 450 mgd but was forced to reduce secondary treatment in the 1960’s to 120 mgd due to limited secondary capacity. The city faced numerous challenges.
With a governmental directive to cease ocean discharge of sludge by 1987 and provide secondary treatment to all wastewater by 1998, the city turned to Siemens to make the necessary changes.
Read Full Case Study