Ensitu Engineering

Wastewater Equipment Manufacturers and
Wastewater Information

Big Dipper Grease Traps Easy to maintain grease removal systems for restaurants

Bio-Microbics Online Onsite wastewater aerobic treatment systems

ConSeal Concrete Sealants Concrete sealing products used to seal concrete tanks, risers, riser ring interface, and other concrete appurtenances

Eco-Vac A waterless system for preventing fats, oils and grease from accumulating during kitchen prewash processes

Gast Treatment system blowers and appurtenances

GE Water & Process Technologies Ultra Filtration systems to meet Title-22 (reuse/recycle) standards for onsite wastewater

Geoflow Subsurface disposal drip irrigation systems.

Grace Construction Products Waterproofing membranes

Infiltrator Systems, Inc. Gravelless disposal and H-20 Disposal systems


Norweco Easy to maintain chlorine disinfection units and treatment systems

Orenco Systems, Inc. Easy to maintain and install sand filtration and packed-bed onsite wastewater treatment systems, controls, and equipment

septic-info.com Great site for information on onsite systems (Some good and some questionable but worth the look)

Tecnifoam Sound attenuation

Xerxes Corporation Fiberglass tanks and appurtenances

Wastewater Organizations

California Onsite Wastewater Association Great place to find links to counties in California and onsite wastewater information.

The National Onsite Wastewater Recycling Association

The Water Environment Federation

Regulatory Agencies

The California Department of Public Health

California Water Resources Control Board

The City of Malibu

The City of Malibu - Wastewater Management Information from The City of Malibu's Operating Permit Program for Onsite Wastewater Treatment Systems

EPA Wastewater Management Page

EPA technology fact sheet index Information on almost everything wastewater. (You may need to guess to find the correct sheet but it is well worth the effort.)

The Los Angeles County Environmental Health Department

The Los Angeles Regional Water Quality Control Board

National Small Flows Clearing House Information about onsite wastewater


The City of Malibu Septic Installer List A list of septic installers in Malibu. This list is provided by the City of Malibu for convenience only and no recommendations are made by the City.

Ely Jr's Pumping

JS Innovative

Mosser Plumbing

Topanga Underground

Databases, Documentation and Other Tools

Los Angeles County Assessor Parcel Viewer Searchable database of the Los Angeles County Assessor's property information

Los Angeles RWQCB Permit Search Tool The LA RWQCB's searchable permit database

San Luis Obispo County Assessor Property Information Seach The SLO County Assessor's searchable database for property information