Well Water Testing in San Francisco, California

6 verified well water specialists serving San Francisco. 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 San Francisco

$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 San Francisco

6 listings

Shamrock Western Corporation

San Francisco, California

Featured
✓ CSLB A | ASB | B | C21 | C57 | HAZ

Shamrock Western Corporation provides professional home safety services in San Francisco, CA. The company holds CSLB A | ASB | B | C21 | C57 | HAZ certification. Contact Shamrock Western Corporation for more information.

Contact details locked Claim this listing →

Aremtech Inc

San Francisco, California

Pro
✓ CSLB A | ASB | B | C-4 | C-7 | C-8 | C10 | C20 | C21 | C33 | C36 | C46 | C57 | HAZ

Aremtech Inc provides professional home safety services in San Francisco, CA. The company holds CSLB A | ASB | B | C-4 | C-7 | C-8 | C10 | C20 | C21 | C33 | C36 | C46 | C57 | HAZ certification. Contact Aremtech Inc for more information.

Contact details locked Claim this listing →

Malcolm Drilling Company Inc

San Francisco, California

Pro
✓ CSLB A | C57 | D09

Malcolm Drilling Company Inc provides professional home safety services in San Francisco, CA. The company holds CSLB A | C57 | D09 certification. Contact Malcolm Drilling Company Inc for more information.

Contact details locked Claim this listing →

Adept Construction Solutions Inc

San Francisco, California

Free
✓ CSLB A | B | C57 | HAZ

Adept Construction Solutions Inc provides professional home safety services in San Francisco, CA. The company holds CSLB A | B | C57 | HAZ certification. Contact Adept Construction Solutions Inc for more information.

Contact details locked Claim this listing →

Malcolm/Silverado A Joint Venture

San Francisco, California

Free
✓ CSLB A | ASB | B | C21 | C57 | D09 | HAZ

Malcolm/Silverado A Joint Venture provides professional home safety services in San Francisco, CA. The company holds CSLB A | ASB | B | C21 | C57 | D09 | HAZ certification. Contact Malcolm/Silverado A Joint Venture for more information.

Contact details locked Claim this listing →

Modern Technology Resources Inc

San Francisco, California

Free
✓ CSLB A | B | C27 | C36 | C57 | HAZ

Modern Technology Resources Inc provides professional home safety services in San Francisco, CA. The company holds CSLB A | B | C27 | C36 | C57 | HAZ certification. Contact Modern Technology Resources Inc for more information.

Contact details locked Claim this listing →

Well Water Testing in San Francisco — 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.

Other services in San Francisco

Radon Mitigation

in San Francisco, California

Mold Remediation

in San Francisco, California

Asbestos & Lead Abatement

in San Francisco, California

Foundation Repair

in San Francisco, California

Are you a San Francisco well water pro?

Claim your listing to unlock contact details and receive leads from San Francisco homeowners.

Claim your listing