PORTLAND, Ore. (KOIN) – Oregon health officials are warning that measles has been found in routine wastewater testing in Marion County.
The announcement on Friday comes after a sample collected on Oct. 6 from a wastewater treatment plant came back positive, according to the Oregon Health Authority.
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A positive wastewater test means that at least one person had contracted measles in the area. However, health officials say this announcement serves as a precautionary warning and “does not show whether there is ongoing risk to the community.”…