Read the full article by Chris Hubbuch (Wisconsin State Journal)

“State officials say toxic forever chemicals have contaminated fish in two popular lakes on the Wisconsin River and are warning anglers to limit how much of it they eat.

The Department of Natural Resources and Department of Health Services issued a health advisory Tuesday for several fish species in Castle Rock Lake and Lake Mohawksin.

Recent tests of fish sampled in March and April revealed elevated levels of PFOS, one of a class of synthetic chemicals known broadly as PFAS that has been tied to cancer and other health problems.

The agencies say people should eat bluegill, yellow perch and black crappie from Castle Rock Lake in Adams and Juneau counties no more than once a week. Carp should only be eaten once a month because of PCB contamination.

On Lake Mohawksin near Tomahawk, people are cautioned to eat black crappie, pumpkinseed and rock bass no more than once a month, though the agencies say it’s safe to eat bluegill and yellow perch once a week.

The advisories are based on guidance from the Great Lakes Consortium for Fish Consumption Advisories, which recommends a limit of one meal per month when fish-contamination concentrations are more than 50 parts per billion and not eating fish at all with concentrations above 200 ppb.” …