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Mackenzie Shuman
REPORTER
REPORTER
I am an environment and education issues reporter for The Tribune newspaper in San Luis Obispo, California.
A hidden threat lies beneath California's dry cleaners: Toxic chemical plumes endanger communities and their water supply.
Legacy contamination from dry cleaners is jeopardizing California's groundwater, posing a multi-billion-dollar problem.
Communities deserve to know more about the silent public health threat potentially sitting below their homes and businesses.