Koochiching Health Department Water Testing
1000 Fifth Street
International Falls, MN 56649
- Total coliform bacteria
Well water testing in Koochiching County, Minnesota
Labs copied from the official Minnesota certified lab list (last verified 2026-10-26). All Minnesota labs
The official Minnesota list shows 1 certified lab in Koochiching County. Call before you sample to confirm the lab accepts private well water and to ask about bottles, prices and drop-off times.
Certified labs in Koochiching County
Get a free quote from a local well treatment pro in Minnesota
Tell us what's going on with your well water. With your consent, up to 2 local treatment providers may contact you. We do not sell your info to mailing lists.
What to test for
- MDH says you are responsible for regularly testing your well water, and recommends using an accredited laboratory. Contact a lab for sample containers and instructions, or ask your county environmental or public health services whether they offer well testing. Source
- For a new well, MDH says the licensed well contractor collects an initial sample to test for coliform bacteria, nitrate, and arsenic before you use the water for drinking or cooking. Source
After a flood in Koochiching County
EPA says to test a private well for bacteria after flooding before drinking the water again. Check current flood alerts and Flood Watch, and read flood season testing. EPA: your well after a flood
Local help
Your Koochiching County or local health department can tell you about local well testing, including any free or low-cost programs. State contact: MDH Well Management Section.
Questions
Where can I test well water in Koochiching County, MN?
The official Minnesota certified lab list shows 1 lab in Koochiching County; they are listed on this page with phone numbers. Call first to confirm they accept private well samples.
How often should I test my well?
EPA recommends testing every year for total coliform bacteria, nitrates, total dissolved solids and pH, and testing right away after flooding, well repairs, or a change in taste, color or smell.
Other Minnesota counties
Anoka County · Becker County · Beltrami County · Brown County · Crow Wing County · Douglas County · Fillmore County · Goodhue County · Hennepin County · Lyon County · Nobles County · Olmsted County · Sherburne County · St. Louis County · Stearns County · Waseca County