DC Fire and EMS personnel were called to the 1700 block of Columbia Road NW, where there was elevated levels of CO reported in a multi-story building, though the source remains unclear.
As of 11:30 a.m. on March 13, officials said that two apartments were alerted to the incident and certain residents were evacuated as a precaution "where necessary."
There were no reported injuries or illnesses.
Crews were still working to search for the source of the leak while ventilating the impacted units.
This is a developing story. Check Daily Voice for updates.
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