Well Permit Inspection Requirements in California: What Inspectors Look For

Prepare for your California well inspection with this comprehensive guide. Learn what inspectors check, common failures, and how to pass your inspection the first time.

Types of Well Inspections in California

California requires several types of well inspections. Pre-construction inspection verifies the approved well location. During-construction inspection checks casing and grouting. Final inspection confirms proper completion and sanitary seal. Some counties require water quality testing as part of final approval. Domestic wells generally have stricter inspection requirements than agricultural wells.

What Inspectors Check During Construction

Inspectors verify that casing material meets California standards (steel or approved plastic), proper grout mixture and application (typically neat cement), annular seal extends minimum 50 feet or to the first impermeable layer, casing extends 12 inches minimum above ground surface, and no cross-connections or potential contamination sources exist nearby.

Sanitary Seal and Wellhead Inspection

The concrete surface seal must slope away from the well casing with a minimum 2-foot radius concrete pad around the wellhead. A proper well cap or sanitary seal must be installed with no gaps or cracks that could allow surface water entry. Adequate drainage must prevent ponding around the well.

Common Inspection Failures and How to Avoid Them

Common failures include insufficient setbacks from septic systems or property lines, improper grouting depth or mixture, missing or damaged well caps, casing that doesn't extend far enough above grade, and incomplete well completion reports or missing documentation. Working with an experienced well driller helps avoid these issues.

We service all major pump brands including Franklin Electric, Grundfos, Goulds (Xylem), and Sta-Rite (Pentair). Our trucks carry common parts and components for same-day repairs.

Frequently Asked Questions