Blockage leads to over 3,500 gallons of raw sewage spilled into Gibson Creek

Over 3,500 gallons of raw sewage spilled into Gibson Creek in West Salem Monday night after a grease blockage in a sewer line. 

The city announced the overflow in a statement Tuesday morning. 

Around 7:15 p.m. Monday night, raw sewage overflowed near 3421 Wallace Rd. N.W. immediately dispatched crews to address the issue. The overflow was stopped around 9:40 p.m. 

A grease blockagehappens over time as grease used in cooking gets poured into drains,…