Environmental Health

Beach Monitoring

Door County Public Health contracts UW-Oshkosh to test up to 55 beach sites for bacteria June through August. Beaches are tested one to four times per week depended on usage. Advisories and closures are issued for elevated levels. This program began in 2003 as a provision of the BEACH Act.

Call 920-746-5960 or visit wibeaches.us for current advisories and closures or view the complete map of test sites, here.
To report blue-green algae blooms and related human or animal illnesses, please complete this form Harmful Algae Bloom (HAB) Illness or Sighting Survey or call 608-266-1120.
To report harmful substances in lakes or waterways, including illegal disposal of hazardous waste, call or text the DNR at 1-800-847-9367 or submit a report online.
Door County Beaches Advisory and Closure Summary Report

Bed Bugs

Wisconsin Department of Agriculture, Trade and Consumer Protection (DATCP) investigates hotels and other commercial establishments for suspected bed bug cases.

Drinking Water

DNR - Look Up Drinking Water Data
- Fluoride Information
Well Water Test Kits are available at the Door County Government Center; view the Well Water Testing and Resources Brochure for complete information.
- WellTAP - Free well water testing is available for eligible households through the WellTAP Program. Eligibility includes pregnant persons, families with children (12 and under), and persons with a weakened immune system. The well must be at their primary residence and a financial or other burden prevents the well user from testing on their own.
- Door County Groundwater Information
- Wisconsin DHS Private Well Information
- Fall 2025 Private Well Testing PDF | Register Here

Food/Restaurant Complaints

Call 608-224-4714 or email datcpfoodcomplaintsemergencyresponse@wisconsin.gov

Food/Restaurant or Recreation Business Licensing

FoodRecLicensing.wi.gov
Call 608-224-4923 or email datcpdfslicensing@wisconsin.gov

Lead Safety

Door County Public Health offers free blood lead tests to screen children for lead exposure. Education and follow-up are provided to reduce exposure.

Rabies Prevention - Animal Bite Investigation & Follow-Up

Door County Public Health follows up on all reported animal bites, confirms rabies vaccination status of domesticated animals, and ensures quarantine protocols are followed. Rabies testing is performed at the Wisconsin State Lab of Hygiene. For questions about rabies, please visit the DHS algorithm. If rabies testing is recommended, please contact one of the Door County Veterinary Clinics HERE.

Radon Test Kits

Short-term radon test kits are available for $10.00 at the Door County Public Health office. Short and long-term test kits for Northeastern Wisconsin are available through the Manitowoc County Health Department.

DHS Radon Information

Ticks

Door County Public Health provides Tick Kits for safe tick removal and identification and follows-up on select vector-borne illnesses.

DHS Ticks in Wisconsin: What You Need to Know
The Tick App - Report your tick exposure for research efforts.
CDC's Tick Bite Bot - Interactive tool providing guidance for safe removal and seeking medical care.
CDC Tick Bite: What to Do

Wisconsin Fish

Resources for eating fish from Wisconsin waterbodies safely