Well Water Test Kits

The Department of Natural Resources (DNR) recommends that well water is tested at least once a year for bacteria and every 3-5 years for nitrates, or anytime that you notice a change in how your water looks, tastes, or smells.

Door County Groundwater Information

Places to Obtain a Water Testing Kit

Door County Government Center

421 Nebraska Street
Sturgeon Bay, WI  54235

Monday through Thursday - 7:00 a.m. to 4:30 p.m.
Friday - 7:00 a.m. to 11:00 a.m.
Closed Holidays

Public Health Division
Door County Health & Human
1st Floor
Door County 
Land Use Service Department

3rd Floor
Door County
Soil & Water Conservation Departm
3rd Floor
  1. Analytichem LLC
  2. Ephraim Well Water
  3. Baileys Harbor WWTP
  4. UW-Oshkosh ERIC Lab

N9190 Bay Meadows Lane
Luxemburg, WI  54217

Type of Sample
Turnaround TimePrice
Coliform and E. Coli
(Presence or Absence)
Usually overnight$30
Coliform & E. Coli
(MPN Quantitative)
Usually overnight$38
Nitrate1-2 days$30
Nitrite1-2 days$30
Fluoride1-2 days$30
Lead5-7 days$32
Arsenic5-7 days$32
Anion Special
(Fluoride, Chloride, Nitrate, Nitrite, Phosphate, and Sulfate)
1-2 days$75
Metals and Minerals Package:7-10 days$90
Aluminum, Barium, Beryllium, Boron, Cadmium, Calcium, Chromium, Cobalt, Copper, Iron, Lithium, Magnesium, Manganese, Molybdenum, Nickel, Phosphorous, Potassium, Silicon, Silver, Sodium, Strontium, Vanadium, Zinc and total Hardness
Complete Home Owners Package:7-10 days$215
Bacteria, anion special, metals and minerals, arsenic and lead
Samples can be mailed or dropped off at the lab. Payment instructions are provided with the samples.
Spring 2024 Door County Private Well Monitoring Program Flyer