Onsite Wastewater Systems and Components Testing and Certification
Are you a manufacturer of an onsite wastewater system or component? Looking to get your product or system tested or certified to a specific standard? As the regulatory landscape for these products is robust, we are pleased to have assisted manufacturers worldwide with testing and certification to various wastewater standards over the past 40+ years.
Below is a list of some of the key onsite wastewater standards for which we offer services:
Standard number | Standard title |
NSF/ANSI 40 | Residential Wastewater Treatment Systems |
NSF/ANSI 41 | Non-liquid Saturated Treatment Systems |
NSF/ANSI 46 | Evaluation of Components and Devices Used in Wastewater Treatment Systems |
NSF/ANSI 245 | Wastewater treatment systems – nitrogen reduction |
NSF/ANSI 350 | Onsite residential and commercial water reuse treatment systems |
NSF/ANSI 360 | Wastewater treatment systems – Field performance verification |
NSF/ANSI 385 | Disinfection Mechanics |
NSF/ANSI 418 | Effluent Filters - Field Longevity Testing |
CAN/BNQ 3680-600 | Onsite Residential Wastewater Treatment Technologies |
NSF P157 | Incinerating Toilet Systems- Health and Sanitation |
ISO 11143 | Dentistry - Amalgam separators |
Contact us using the form below if you’re interested in testing or certification to a specific standard listed or for a custom project.
How NSF Can Help You
What’s New with NSF
NSF Achieves European Accreditation for Drinking Water Product Certification Ahead of 2027 EU Deadline
July 22, 2026The ISO/IEC 17065 accreditation from BELAC complements NSF’s testing capacity, enabling end-to-end support for EU Drinking Water Directive (DWD) readiness ahead of the January 2027 deadline.
NSF Awards World-First Community Catch Certification to Orkney Crab Fishery
July 13, 2026Milestone certification sets a new benchmark for small-scale fishery sustainability and social responsibility.
NSF To Offer In-Person GMP and Regulatory Compliance Courses at SupplySide Global 2026
July 13, 2026NSF is offering a comprehensive GMP and regulatory compliance training program of classroom-based courses for dietary supplement industry professionals at SupplySide Global 2026.
NSF Issues First-Ever MSC Certification for an Eel Fishery to Perupez S.A.C. and Sakana del Peru
June 19, 2026Third-party certification plays a key role in independently verifying the sustainability of seafood operations.