Pasco Processing Center Evacuated after Ammonia Leak - NBC Right Now/KNDO/KNDU Tri-Cities, Yakima, WA |

Pasco Processing Center Evacuated after Ammonia Leak

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PASCO, WA - Firefighters are working to contain an ammonia leak at the Pasco Processing Center. 

Hundreds of workers were sent home early Tuesday morning when firefighters and police responded to the hazmat situation. 

Firefighters say five people had to go to the hospital to be checked out, but no one was seriously injured. 

We're still working to learn more about what happened.

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