PORTLAND, Ore. — An odor has been reported across the Portland metro Wednesday morning, but its source is unknown, officials said.
Cowlitz County officials are reporting this odor has wafted down I-5 from South Kelso to Vancouver. KGW has received calls and emails from viewers in the Portland area about the smell as well.
The odor has been described as "sulfur-like."
Cowlitz County officials have said their monitors are not showing any readings for gas or other substances. Officials have checked pipelines and industrial facilities in the area and there have been no reported operational issues.
"It is suggested, if concerned, to stay indoors, windows and doors closed," officials said. "At this time, we do not know the source."
This is a developing story and will be updated with more details as they emerge.