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

JEFFERSON COUNTY LCD: Jefferson 2025 CBCW

Location:

To Excel
Destination LandingDestination CountyDatePrior WaterbodyCountyWBICKnown Aquatic Invasive Species
Rock Lake -- Sandy Beach Launch Jefferson06/28/2025Lake KoshkonongJefferson County0Information Not Available
Rock Lake -- Sandy Beach Launch Jefferson06/28/2025Muskego lakeWaukesha County0Information Not Available
Rock Lake -- Sandy Beach Launch Jefferson06/27/2025Lake KoshkonongJefferson County0Information Not Available
Rock Lake -- Sandy Beach Launch Jefferson06/22/2025Lake RipleyJefferson County0Information Not Available
Rock Lake -- Sandy Beach Launch Jefferson06/21/2025Lake RipleyJefferson County0Information Not Available
Rock Lake -- Sandy Beach Launch Jefferson06/12/2025Mud Lake Lake MillsJefferson County0Information Not Available
Rock Lake -- Sandy Beach Launch Jefferson06/11/2025Lake KoshkonongJefferson County0Information Not Available
Rock Lake -- Sandy Beach Launch Jefferson06/07/2025Mud Lake Lake MillsJefferson County0Information Not Available
Rock Lake -- Sandy Beach Launch Jefferson06/07/2025Lake RipleyJefferson County0Information Not Available
Rock Lake -- Sandy Beach Launch Jefferson06/07/2025Lake KoshkonongJefferson County0Information Not Available
Rock Lake -- Sandy Beach Launch Jefferson06/04/2025Lake RipleyJefferson County0Information Not Available
Rock Lake -- Sandy Beach Launch Jefferson06/04/2025Oconomowoc lakeWaukesha County0Information Not Available
Rock Lake -- Sandy Beach Launch Jefferson06/02/2025Lake KoshkonongJefferson County0Information Not Available