Aquatic Invasive Species
Contact information
For information on Lakes in Wisconsin, contact:
DNR Lake
Division of Water
Bureau of Water Quality
Clean Boats, Clean Waters Contacts

Harpt Lake -- Access at N End Of Lake Nr Lake Rd

Location:

Harpt Lake has the following aquatic invasive species:
Curly-Leaf Pondweed, Eurasian Water-Milfoil To Excel
DatePrior WaterbodyCountyWBICKnown Aquatic Invasive Species
07/10/2025Couldn't rememberDane County0Information Not Available
07/10/2025Lake Michiganx-Michigan0Information Not Available
07/10/2025Lake Michigan 0Information Not Available
07/07/2025Milwaukee RiverWashington County0Information Not Available
07/05/2024Mott LakeManitowoc County0Information Not Available
07/05/2024Tuma LakeManitowoc County0Information Not Available
07/03/2024Schuette PondOconto County0Information Not Available
07/03/2024Long LakeManitowoc County0Information Not Available
06/27/2024Heidmann LakeKewaunee County0Information Not Available
06/02/2024Carsten's LakeManitowoc County0Information Not Available
06/01/2024Heidmann LakeKewaunee County0Information Not Available
05/31/2024Carstens LakeManitowoc County0Information Not Available
07/08/2023English Lake Manitowoc County0Information Not Available
06/18/2023Carstens Lake Manitowoc County0Information Not Available
06/14/2023shaes lake Kewaunee County0Information Not Available
06/02/2023weyers Lake Manitowoc County0Information Not Available
06/02/2023carstens lakeManitowoc County0Information Not Available
05/25/2023carstens lakeManitowoc County0Information Not Available
06/24/2022Hidden LakeOconto County0Information Not Available
06/24/2022Long LakeManitowoc County0Information Not Available
06/06/2021Green BayBrown County0Information Not Available
08/25/2019Tuma LakeManitowoc County87900Banded Mystery Snail, Eurasian Water-Milfoil
06/04/2017Shawano LakeShawano County322800Banded Mystery Snail, Chinese Mystery Snail, Curly-Leaf Pondweed, Eurasian Water-Milfoil, Faucet Snail, Hybrid Eurasian / Northern Water-Milfoil, Phragmites (non-native), Purple Loosestrife, Rusty Crayfish, Zebra Mussel