Best Well Water Testing in Findlay, OH

Private wells supply thousands of homes across Hancock County's rural townships. Compare certified labs and field testers serving Findlay — from basic coliform panels to full Ohio EPA-standard water quality reports.

12 services listed

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S & S Onsite Analytical, Ltd

5 ★ (1 reviews)

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Clearwater Systems

3.9 ★ (66 reviews)

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BoJhun Environmental Services

4.8 ★ (13 reviews)

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S & S Onsite Analytical, Ltd

7277 Township Rd 95, Findlay, OH 45840

Monday: Open 24 hours | Tuesday: Open 24 hours | Wednesday: Open 24 hours | Thursday: Open 24 hours | Friday: Open 24 hours | Saturday: Open 24 hours | Sunday: Open 24 hours

5 ★

1 reviews

consultant | point_of_interest | service | establishment

Clearwater Systems

1705 Romick Pkwy, Findlay, OH 45840

Monday: 8:00 AM – 5:00 PM | Tuesday: 8:00 AM – 5:00 PM | Wednesday: 8:00 AM – 5:00 PM | Thursday: 8:00 AM – 5:00 PM | Friday: 8:00 AM – 5:00 PM | Saturday: Closed | Sunday: Closed

3.9 ★

66 reviews

supplier | point_of_interest | store | food | establishment

BoJhun Environmental Services

222 S Main St, Fostoria, OH 44830

Monday: 8:00 AM – 5:00 PM | Tuesday: 8:00 AM – 5:00 PM | Wednesday: 8:00 AM – 5:00 PM | Thursday: 8:00 AM – 5:00 PM | Friday: 8:00 AM – 5:00 PM | Saturday: Closed | Sunday: Closed

4.8 ★

13 reviews

consultant | point_of_interest | service | establishment

Culligan of Findlay

102 Crystal Ave unit e, Findlay, OH 45840

Monday: 8:00 AM – 5:00 PM | Tuesday: 8:00 AM – 5:00 PM | Wednesday: 8:00 AM – 5:00 PM | Thursday: 8:00 AM – 5:00 PM | Friday: 8:00 AM – 5:00 PM | Saturday: Closed | Sunday: Closed

3 ★

4 reviews

supplier | point_of_interest | store | food | establishment

Well at Work

3949 N Main St, Findlay, OH 45840

Monday: 8:00 AM – 5:00 PM | Tuesday: 8:00 AM – 5:00 PM | Wednesday: 8:00 AM – 5:00 PM | Thursday: 8:00 AM – 5:00 PM | Friday: 8:00 AM – 5:00 PM | Saturday: Closed | Sunday: Closed

1.9 ★

25 reviews

doctor | health | point_of_interest | establishment

Advanced Drainage Systems, Inc. - Findlay Lab

433 Olive St, Findlay, OH 45840

Monday: 9:00 AM – 5:00 PM | Tuesday: 9:00 AM – 5:00 PM | Wednesday: 9:00 AM – 5:00 PM | Thursday: 9:00 AM – 5:00 PM | Friday: 9:00 AM – 5:00 PM | Saturday: Closed | Sunday: Closed

3.7 ★

7 reviews

point_of_interest | service | establishment

Water Solutions

10233 OH-15, Ottawa, OH 45875

Monday: 8:00 AM – 4:30 PM | Tuesday: 8:00 AM – 4:30 PM | Wednesday: 8:00 AM – 4:30 PM | Thursday: 8:00 AM – 4:30 PM | Friday: 8:00 AM – 4:30 PM | Saturday: Closed | Sunday: Closed

4.8 ★

28 reviews

supplier | point_of_interest | store | establishment

Hempy Water Conditioning Inc

505 Smith St, Forest, OH 45843

Monday: 8:00 AM – 5:00 PM | Tuesday: 8:00 AM – 5:00 PM | Wednesday: 8:00 AM – 5:00 PM | Thursday: 8:00 AM – 5:00 PM | Friday: 8:00 AM – 5:00 PM | Saturday: 9:00 AM – 12:00 PM | Sunday: Closed

4.9 ★

522 reviews

supplier | point_of_interest | store | food | establishment

CWS Environmental

1394 Bellard Dr, Bowling Green, OH 43402

Monday: 8:00 AM – 5:00 PM | Tuesday: 8:00 AM – 5:00 PM | Wednesday: 8:00 AM – 5:00 PM | Thursday: 8:00 AM – 5:00 PM | Friday: 8:00 AM – 5:00 PM | Saturday: Closed | Sunday: Closed

5 ★

2 reviews

consultant | point_of_interest | service | store | establishment

Ground Water Science

295 S Lawn Ave, Bluffton, OH 45817

point_of_interest | establishment

Hempy Water of Tiffin, LLC

227 S Washington St, Tiffin, OH 44883

Monday: 8:00 AM – 5:00 PM | Tuesday: 8:00 AM – 5:00 PM | Wednesday: 8:00 AM – 5:00 PM | Thursday: 8:00 AM – 5:00 PM | Friday: 8:00 AM – 5:00 PM | Saturday: 9:00 AM – 12:00 PM | Sunday: Closed

4.8 ★

192 reviews

supplier | point_of_interest | store | food | establishment

Tom Hiatt's Plumbing & Excavating Co, LLC.

217A Stanford Pkwy, Findlay, OH 45840

Monday: 8:00 AM – 5:00 PM | Tuesday: 8:00 AM – 5:00 PM | Wednesday: 8:00 AM – 5:00 PM | Thursday: 8:00 AM – 5:00 PM | Friday: 8:00 AM – 5:00 PM | Saturday: Closed | Sunday: Closed

4.3 ★

54 reviews

plumber | point_of_interest | service | establishment

Frequently Asked Questions

When should Findlay-area homeowners test their well water?

Ohio EPA recommends testing private well water at least once a year for coliform bacteria and nitrates. In Hancock County, additional testing is advisable after the Blanchard River floods, after a nearby agricultural chemical application, or any time you notice changes in taste, odor, or color. New homeowners should always test before moving in.

ODH — Information for Homeowners (Private Wells)

What contaminants are most common in Hancock County private wells?

Coliform bacteria, nitrates from agricultural runoff, and hardness minerals (iron, manganese) are the most frequently detected issues in northwest Ohio private wells. Properties near crop fields or livestock operations should also test for herbicides and pesticides. A certified lab can provide a comprehensive panel for $75–$200 depending on the parameters tested.

ODH — Microbiological Standards for Private Water Systems

Do I need a licensed tester, or can I use a mail-in kit for my Findlay well?

For basic screening, certified mail-in kits are acceptable. However, if results will be used for a real estate transaction, a Hancock County Health District permit, or a legal dispute, testing must be performed by an Ohio EPA-certified laboratory. Several Findlay-area providers offer on-site sampling and same-day chain-of-custody delivery to accredited labs.

ODH — Private Water Systems Program

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