July 23– The Seattle Fire Department estimates the Hazardous Material incident will continue until 9 p.m.

Currently, Seattle Firefighters are pouring water on the frozen broken ammonia pipe in order to thaw it. The pipe continues to release dangerous levels of ammonia.

Firefighters are monitoring ammonia levels both inside the plant, directly outside the plant and at the evacuation perimeters. Currently, the levels of ammonia at the evacuation perimeters are considered safe.