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.

Well Water Testing in Sonora, Texas

2 verified well water specialists serving Sonora. 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 Sonora

$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 Sonora

2 listings

Crittendon, Arthur N

Sonora, Texas

Free

✓ TX TDLR Licensed Water Well Driller✓ Water Well Driller/Pump Installer

Crittendon, Arthur N is a water well driller and pump installer located in Sonora, TX. He holds a TX TDLR License for Water Well Drilling and is certified as a Water Well Driller/Pump Installer. Contact Crittendon, Arthur N for more information.

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Crittendon, William A

Sonora, Texas

Free

✓ TX TDLR Licensed Water Well Driller✓ Water Well Driller/Pump Installer

Crittendon, William A is a Texas TDLR licensed water well driller and pump installer serving Sonora, TX. He provides water well drilling and pump installation services. Contact Crittendon, William A for more information.

Contact details locked Claim this listing →

Well Water Testing in Sonora — 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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