(805) 484-3282 info@advancedsanitation.com Monday to Friday, 7 AM to 5 PM · Saturday by appointment

Resources

Resources

From verifying our license to reading the county's rules and practical maintenance guides, these are the sources we point our own customers to.

Ventura County Onsite Wastewater Treatment Information

Codes, policies and technical guidance for onsite wastewater treatment systems in Ventura County, from system requirements to where a tank can go, published by the county's Environmental Health Division.

Visit the county page

A Homeowner's Guide to Septic Systems

How septic systems work, how to keep one running smoothly and what makes them fail, in a free guide from the U.S. Environmental Protection Agency.

Open the guide (PDF)

Our Contractor License

We hold a C42 (Sanitation System) license, number 1014079, issued by the Contractors State License Board, which sets the qualifications California contractors must meet. You can look it up yourself.

Check it on CSLB's website

Los Angeles County Onsite Wastewater Treatment Information

For properties across the county line, such as Agoura Hills: how Los Angeles County regulates onsite wastewater treatment systems and what owners need to know about permits.

See how it works

EPA SepticSmart and Septic System Information

SepticSmart education materials in English and Spanish, plus reports, regulations, guidance and manuals for keeping a system healthy.

Visit SepticSmart

Still Have Questions?

Our FAQ page covers the questions we hear most about septic maintenance, inspections and the parts inside your tank. Or read our guide to how often to pump your septic tank.

Visit FAQs

Rather talk it through?

Call the office in Somis

If a guide does not answer it, we will. Office hours are Monday to Friday, 7 AM to 5 PM.