https://opgov.news/articles/golden-mussels-found-in-lake-del-valle-new-boat-quarantine-takes-effect
Golden Mussels Found in Lake Del Valle; New Boat Quarantine Takes Effect | OpGov News
Sep 23, 2026 - (LIVERMORE, Calif.) — September 23, 2026 — Golden mussels have been detected in Lake Del Valle, prompting new restrictions for boaters at the popular Livermore
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