Emerging Professionals Scholarship Application Open
The Emerging Professionals Committee has opened the Emerging Professionals Scholarship applications.
Read More about Emerging Professionals Scholarship Application OpenNational Onsite Wastewater Recycling Association
NOWRA is the largest organization in the U.S. dedicated to representing the onsite and decentralized wastewater industry. Our mission is advancing sustainable decentralized wastewater infrastructure through advocacy and professional development, to protect public and environmental health
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Onsite Wastewater Mega-Conference
October 25 - October 28, 2026 Westminster, Colorado In cooperation with CPOW Call for Abstracts CLOSED! Watch for registration information coming late this spring.
Conference Information -
Online Education
Taught by industry experts, NOWRA's Academy offerings cover the fundamentals of the profession as well as advanced training in multiple topics.
Available to Members and Non-Members alike.
Select Your State or Province -
Septic Locator
Get assistance with your septic system design, installation, repair or maintenance. Search our directory to find a local professional.
Online Directory
News & Events
Find upcoming events, learn about key industry issues and trends, and get updates to NOWRA's recent activities.
News EventsSpring 2026 Onsite Journal Now Available
The Spring 2026 issue of NOWRA's Onsite Journal is online, check it out! Read about the 2025 Mega-Conference, nitrogen removal, and the latest news from our state affiliates and industry partners.
Read More about Spring 2026 Onsite Journal Now Available2026 Call for Poster Abstracts Open
The Call for Poster Abstracts for the 2026 Mega-Conference in Westminster, Colorado is open. Watch for registration information later this spring/early summer.
Read More about 2026 Call for Poster Abstracts OpenAdvocating On Your Behalf
Watch for information about 2026 Legislative plans.
NOWRA is active in lobbying for policies and increased funding in support of onsite / decentralized treatment systems.
Be SepticSmart!
Mark your calendar! SepticSmart Week is September 14-18, 2026. Each year the EPA uses SepticSmart Week to reach out to homeowners and communities, to care for and maintain their septic systems. Learn more about septic system care and maintenance and practice year round. View NOWRA's 2025 Septic Smart Proclamation.
Corporate Members
