Article: High levels of PCBs found in 2 Utah Lake fish

High levels of PCBs have prompted Utah officials to advise strict limitations on consuming carp and channel catfish caught in Utah Lake. Polychlorinated biphenyls are toxic and also are believed capable of causing cancer,

PCBs were in common use once as insulation in equipment like electrical transformers. They were banned in the late 1970s but persist in the environment.

The Utah departments of Natural Resources, Health and Environmental Quality, the Utah Division of Wildlife Resources and the U.S. Fish and Wildlife Service sampled fish in Utah Lake to check for contamination. Their findings prompted them to issue a fish consumption advisory for channel catfish and to toughen a previous ...

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