Perc-test cost in San Diego County.

The official agency calls this Percolation Test / Soil Profile Review. It publishes $792, shown separately from private testing costs.

Published government fee

Percolation test / soil-profile review

$792

FY 2026–27 county review fee

What the published fee includes.

The county's published percolation-test and soil-profile review fee.

What it does not establish.

Private consultant, excavation, septic design, layout report, permit, and installation costs.

Do not add blindly: The published fee is a county review charge, not the complete cost of testing a property.

Next steps.

  1. Confirm that public sewer is unavailable before ordering fieldwork.
  2. Ask Environmental Health which test and soil-profile documents apply to the parcel.
  3. Get a private quote that separates excavation, testing, report preparation, and county fees.

Verify the fee with County of San Diego Department of Environmental Health and Quality

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