Well Water Test Kits

The Department of Natural Resources (DNR) recommends that well water is tested at least once a year for bacteria and 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

Hours:
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
Services
1st Floor
920-746-2234
Door County
Soil & Water Conservation Departm
ent
3rd Floor
920-746-2214
  1. Analytichem LLC
  2. Ephraim Well Water
  3. Baileys Harbor WWTP
  4. UW-Oshkosh ERIC Lab
  5. WellTAP

N9190 Bay Meadows Lane
Luxemburg, WI  54217
920-866-3944
analytichem@gmail.com

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
(calculated)
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.

Private Well Water Testing Lab Brochure | Español | Hmoob


UWO Door County Spring and Fall Well Testing Program

Since 2019, University of Wisconsin-Oshkosh offers discounted private well testing to Door County residents each spring and fall. Watch for more information on upcoming programs!

Register for spring testing HERESpring 2026 Door County Well Water Testing Program Flyer