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Septic Design & Permitting

Soil and site evaluation, system design and permit applications for a new or replacement septic system.

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Septic design & permitting guides

Above-Ground Septic Tanks: Mound Systems, Raised Beds & Holding Tanks

Above-ground septic systems explained: mound systems, raised drainfields, and holding tanks, when your site needs one, what it costs, and permitting reality.

Septic Tank Cost: Installation, Repair & Drain Field Prices (2026)

New systems typically run $3,000-$8,000 conventional, $10,000-$20,000 for mound or aerobic. Repair, drain field, and permit prices, plus how your soil changes the bill.

How a Septic System Is Designed and Permitted

Site and soil evaluation, sizing by bedroom count, conventional vs. alternative systems, and who's licensed to design one where you live.

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Septic Design & Permitting
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Typical: $750–$1,900 for a perc/soil test, plus $400–$800 in permit fees (varies by county). Estimate only — your quote may differ.

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