Membership
Join Missouri’s Leading Network of Wastewater Professionals
Becoming a member of Missouri Smallflows Organization (MSO) connects you to education, advocacy, and exclusive benefits that support your work in the onsite wastewater industry. From discounted CEU classes and insurance perks to national-level resources through NOWRA, membership with MSO provides meaningful tools for professional development, networking, and statewide impact.
MSO Member Benefits
Membership in both MSO and the National Onsite Wastewater Recycling Association (NOWRA)
Quarterly MSO newsletters with industry updates and news
CEU tracking for all MSO-sponsored continuing education classes
Discounted registration for MSO classes and the Annual Conference
Access to business insurance discounts through Overland Insurance
Aflac and Northwestern Mutual small business insurance options
Invitations to MSO member-exclusive events and networking opportunities
NEW Benefit: Dig In Digital discounts on web-based help!
Winter MSO Newsletter is Available!
How to Join or Renew Your Membership
There are three simple ways to become a member:
- Register or Renew through Pipevine Tracks, our secure membership system
- Download and submit a membership form:
If you have questions, email contact@mosmallflows.org or call (417) 631-4027.
Membership Levels
Individual Membership – $170 per year
Perfect for sole proprietors or professionals looking to stay certified, informed, and connected.
Company Membership – $470 per year (covers up to 4 employees)
Add $100 per person after the 4th employee.
Ideal for organizations with multiple employees. Enjoy discounted group pricing, savings on class registrations, and access to member-only updates.
Listing on the NOWRA Septic Locator for customer visibility
Access to NOWRA’s Online Learning Platform
Health insurance options through Apollo Insurance
Discounts via the Benefit Hub program
Access to the NOWRA Resource Library
National-level advocacy and representation in Washington, D.C.
Errors & Omissions insurance options
Pro-Sept Residential Septic Repair & Replacement Program
Errors & Omissions insurance options
Subscription to Onsite Journal publication
Office supply discounts through Office Depot
Business insurance through WaterColor Management
Daryel Brock Memorial Scholarship
MSO members’ children, dependents, nieces, nephews, or grandchildren are eligible to apply for the Daryel Brock Memorial Scholarship, awarded annually to students pursuing education related to the wastewater industry.
Learn more and apply
Member Portal
Already a member?
Log in to manage your membership and track CEU credits.
MSO Newsletters (Archived)
You can view our previously published newsletters below by clicking on the PDF links.
If you are looking for previous editions, contact MSO.
| 2025 Spring Newsletter | 2024 Spring Newsletter |
| 2025 Summer Newsletter | 2024 Summer Newsletter |
| 2025 Fall Newsletter | 2024 Fall Newsletter |
| 2025 Winter Newsletter | 2024 Winter Newsletter |


