Environmental Science

L.A. County wants health impact study of Porter Ranch gas leak and Exide battery plant pollution

L.A. County wants health impact study of Porter Ranch gas leak and Exide battery plant pollution

The Los Angeles County Board of Supervisors directed the health department Tuesday to start planning a study of the possible health impacts associated with a massive natural gas leak and a shuttered battery recycling plant that over decades spewed toxic pollution.

The Porter Ranch natural gas leak is considered the largest in U.S. history. Many residents temporarily relocated to escape the methane fumes, which they say gave them symptoms of severe illness, including nosebleeds, vomiting and headaches.

Pollution from the Exide Technologies plant in Vernon is another environmental and health issue. California regulators say up to 10,000 homes in southeast L.A. County have been...

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