A dog died after being exposed to toxic algae in a river.

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During a Clark County meeting last week, public health officials alerted residents to the increased concern of toxic algae mats in the Columbia River.

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Toxic algae warning issued for Columbia River. Deadly for dogs, harmful to humans Annette Cary Tue, August 6, 2024 at 7:50 PM UTC 4 min read ...

Toxic algae season in Tri-Cities Washington area on Columbia River is starting for 2024. Dogs have been poisoned and died.

A dog died after being exposed to toxic algae in a river.

A dog died after being exposed to toxic algae in a river.

Cedar was already gone by the time his family raced him to the vet. Test results later showed he died from toxic algae that officials did not even know was in the Columbia River.