PFAS Fish Consumption Advisories Of The Wisconsin River

Below is a summary of the DNR’s PFAS-based fish consumption advisories for the Wisconsin River.

There may be additional consumption advisories for these locations that are based on other contaminants, such as mercury or PCBs. The Choose Wisely booklet provides a complete list of the DNR’s fish consumption advisories.

Sections of the Wisconsin River that are not mentioned on this page have not been sampled for PFAS.

Hat Rapids Flowage (Downstream from the Rhinelander Dam to the Hat Rapids Dam)

Oneida County

Wisconsin River, Below Hat Rapids Flowage to Lake Mohawksin (Oneida and Lincoln Counties)

The DNR collected fish in this section of the Wisconsin River but did not issue any consumption advisories because there were not enough fish to analyze.

Lake Mohawksin

Lincoln County

Lake Wausau (from the dam at Wausau to the Schofield Dam and Rothschild Dam, including the Big Rib River until it crosses Hwy 29)

Marathon County

Stevens Point Flowage (Du Bay Dam to Stevens Point Dam)

Portage County

Biron Flowage (Whiting Plover Dam to Biron Dam)

Portage and Wood counties

Petenwell Flowage (Dam in Nekoosa to Petenwell Dam)

Adams, Juneau and Wood counties

Castle Rock Lake (Petenwell Dam to the Castle Rock Dam)

Adams and Juneau counties

Wisconsin River (from Wisconsin Dells Dam downstream to Prairie du Sac Dam, including Lake Wisconsin)

Columbia and Sauk counties

Wisconsin River (Prairie du Sac dam to the Mississippi River)

Crawford, Dane, Grant, Iowa, Richland and Sauk counties