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Two Alameda County lakes that were closed to swimmers because of the presence of blue-green toxins will reopen on Saturday.
Lake Temescal closed to swimmers due to the detection of a blue-green algae bloom Monday.
Lake Temescal in Oakland has been closed for swimming until further notice because of an outbreak of toxic algae.
Lake Anza in Berkeley has been closed for swimming due to a bloom of toxic blue-green algae.
An autistic man drowned in Oakland's Lake Temescal Thursday evening.
A 4.0-magnitude earthquake in Oakland Monday morning is prompting city officials to warn residents to be prepared