Well Water Testing in Oakhurst, California

3 verified well water specialists serving Oakhurst. Every listing shows the credentials we verified.

Informational only. This page helps you find certified professionals. It is not medical, legal, or structural safety advice. For any health or safety hazard, consult a certified/licensed expert. See our verification methodology.

Typical cost in Oakhurst

$150–$600

Credentials to expect

EPA-Certified Lab, State Health Dept Certified, NELAP Accredited

Key fact

~43 million U.S. homes rely on private wells; the majority are under-tested.

Well Water specialists in Oakhurst

3 listings

We're still building out our Oakhurst directory. These are the 3 verified well water specialists we've confirmed so far — see more across California.

Biological Technology Inc

Oakhurst, California

Featured
✓ CSLB A | C34 | C42 | C57

Biological Technology Inc provides professional home safety services in Oakhurst, CA. The company holds CSLB A | C34 | C42 | C57 certification. Contact Biological Technology Inc for more information.

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H & B Drilling Inc

Oakhurst, California

Featured
✓ CSLB A | C57

H & B Drilling Inc provides professional home safety services in Oakhurst, CA. The company holds CSLB A | C57 certification. Contact H & B Drilling Inc for more information.

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Walt Bannon Drilling Inc

Oakhurst, California

Free
✓ CSLB A | C57

Walt Bannon Drilling Inc provides professional home safety services in Oakhurst, CA. The company holds CSLB A | C57 certification. Contact Walt Bannon Drilling Inc for more information.

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Well Water Testing in Oakhurst — FAQ

How often should I test my well water?
The CDC recommends annual testing for bacteria, nitrates, and pH — and after any flooding or nearby land-use change.
What does a well water test cost?
A standard panel runs $150–$600 depending on the contaminants screened (bacteria, nitrates, arsenic, lead, VOCs).
Why use a certified lab?
Only EPA/state-certified or NELAP-accredited labs produce results accepted for real-estate transactions and regulatory purposes.

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