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Norquest Seafoods Ammonia Release

1705 Tongass Avenue , Ketchikan
8:45 AM on April 20, 2004 . DEC was advised of the release via an emergency alert from the Fire Department while monitoring their radio frequency in the office.
Spill Id
Product/ Quantity
Anhydrous Ammonia, approximately 25 lbs. as estimated by Norquest Seafoods Inc.
A leak in the system caused the spill but the exact cause of the leak has not yet been determined. The plantโ€™s chief engineer believes that the high pressure relief valve near the condenser had failed.

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