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Residents press Liberty Hill to fix decade‑long sewer odors near Rancho Sienna schools
Summary
Rancho Sienna residents told the council ongoing hydrogen‑sulfide odors from Lift Station 12A have persisted for about 10 years and urged measurable controls; an environmental engineer recommended sealed biofilters over activated carbon for long‑term odor control.
Residents of Rancho Sienna told the Liberty Hill City Council that strong sewage odors from a nearby lift station have affected homes and two elementary schools for about a decade and that recent monitoring and aeration steps must lead to measurable, long‑term fixes.
Levi Lugo, who serves on the Williamson County MUD No. 12 board, said odor monitoring equipment and proposed aeration systems are positive steps but that residents remain…
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