Aerojet Chino Hills ongoing investigation began in 2000.
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A year after our investigation started, Aerojet began $46 million cleanup.
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"Over 260,000 cubic yards of soil were re-excavated and re-screened with over 47,000 items and 120,000 pounds of inert fragments recovered," according to DTSC.
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800-acre facility operated over 40 years developing, producing and testing munitions, chemicals and depleted uranium. Drains to west to Santa Ana River in Orange County and east to Prado Dam in San Bernadino County.
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Includes figures of Aerojet Solid Waste Management Units where dioxin, lead, perchlorate, incendiary chemicals RDX and HMX, plus depleted uranium were remediated.
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