AA
Ann Arbor Technical Services, Inc.
290 South Wagner Road, Ann Arbor, MI
Water testing labs near Ann Arbor, MI
2 state-accredited water testing labs serving Ann Arbor, MI and the surrounding area.
2 certified labsUpdated October 2026Source: state lab accreditation records
Source: Michigan EGLE lists of certified drinking water laboratories (chemistry and microbiology), list dated Mar 11, 2026. Find a Water Test is independent and not affiliated with Michigan's Department of Environment, Great Lakes, and Energy (EGLE). Certification covers specific tests, so confirm the lab is certified for the ones you need: Verify a certification.
2 certified labs near Ann Arbor, MI
NI
NSF International
789 North Dixboro Road, Ann Arbor, MI
Mail-in labs that ship to Ann Arbor, MI
How mail-in testing worksNT
National Testing Laboratories (WaterCheck)
Ships nationwide
Single tests from $75; well and city packages $165 to $440
Certified in Michigan
TS
Tap Score by SimpleLab
Ships nationwide
About $189 to $1,125 (city and well kits, Oct 2026)
Testing service: sends your sample to a partner lab.
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Well water guides
Common questions
Where can I test well water near Ann Arbor, MI?
The state-accredited labs above serve Ann Arbor, MI. Many offer sample bottles you collect at home.
What should I test for near Ann Arbor, MI?
Start with total coliform bacteria and nitrates, then ask your county health department about local concerns.