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Septic Inspection Cost in Mobile, AL

A septic inspection in Mobile County is required when buying or selling a home, applying for a repair permit, or troubleshooting a system problem. Knowing what it costs — and what to expect — prevents surprises and helps you negotiate with confidence.

Septic Inspection Costs in Mobile County (2026)

• Basic visual inspection: $150 – $300
• Full inspection with pumping: $300 – $600
• Camera/video inspection (line or tank): $200 – $500 additional
• Tank location fee (if not marked): $25 – $75
• Load test (drain field stress test): $100 – $300 additional

Most Mobile County homeowners pay $300 – $500 for a complete inspection that includes pumping and baffle inspection.

What a Full Septic Inspection Covers

• Tank location and access lid condition
• Liquid level and sludge/scum layer measurement
• Inlet and outlet baffle condition
• Tank walls for cracks or corrosion
• Distribution box (D-box) function
• Drain field — surface condition, wet spots, odors
• Effluent filter (if installed)
• Pump and float switch (for pump systems)

When Do You Need a Septic Inspection?

• Home purchase: Always — standard home inspections don't cover septic systems
• Home sale: Buyers will request one; having a recent report speeds up closing
• After a permit repair: Mobile County Health Department may require final inspection
• Routine maintenance: Every 1–3 years alongside regular pumping
• Troubleshooting: Slow drains, odors, or wet spots in the yard

Who Can Perform a Septic Inspection in Alabama?

In Alabama, septic inspections and work must be performed by contractors licensed by the Alabama Onsite Wastewater Board (AOWB). For real estate transactions, ask specifically for a licensed inspector with experience in Mobile County's clay-heavy soils and Gulf Coast conditions.

Mobile County Health Department Contact

For permit-related inspections, contact the Mobile County Health Department Environmental Health Division at (251) 690-8889.