
Onsite Wastewater Systems Testing

Work with NSF’s experts to assure public health officials of your product’s safety performance. In addition to boosting the confidence of your customers, NSF testing and certification services ensure broad market access in the onsite wastewater treatment industry.
Our Services
Residential Wastewater Treatment Systems
Test and certify your residential wastewater treatment units and components to achieve regulatory compliance and give your customers peace of mind.
Water Reuse Systems Certification
Certify water reuse technologies for residential or commercial properties to NSF/ANSI 350.
Amalgam Separator Certification
Certify the efficiency of your dental amalgam separator to the requirements of ISO 11143.
Electrical Safety Certification
NSF performs electrical safety certifications for food equipment, municipal water products and systems, on-site wastewater products and pool and spa equipment.