The PSMA website is currently undergoing a significant re-design. During this transition period, only limited functionallity will be available. We apologize for any inconvenience this may cause, but we hope the result will be worth the wait.

The Pennsylvania Septage Management Association (PSMA) is a trade association for companies that are involved with the following: septic systems, on-lot sewage disposal systems, on-site sewage disposal systems, individual wastewater treatment systems, anaerobic treatment tanks, aerobic treatment tanks, cesspools, seepage pits, septics, seepage beds, trench systems, elevated sand mounds, peat filters, Biomicrobics® and Ecoflo® units, subsurface sand filters, drip irrigation systems, recirculating sand filters, Zabel™ filters, at-grade systems, IRSIS or individual residential spray irrigation systems, holding tanks, privies, septic inspections, onlot wastewater treatment system inspection, real estate transfer inspection, grease traps, grease pits, system installations, system maintenance, chlorinators, UV lamps and all related issues.

We are glad that you found our web site! We appreciate other web sites that have chosen to link to this site.

You will find explanations of PSMA/NOF's Onsite Wastewater Treatment System Inspection Standards on many web sites. Do not be misled. Because an inspection company has a link to this site, does not mean that the company is a PSMA member or employs a PSMA/NOF certified inspector. Check our list PSMA Member Service Providers.

Learn more about the PSMA inspection:


Upcoming Events


101 Basic Inspector Certification
December 10-11, 2019
Holiday Inn Lansdale
1750 Sumneytown Pk | Harleysville, PA



2020 PA Decentralized Wastewater Conference & Trade Show
January 27-28, 2020
Red Lion Hotel
4751 Lindle Rd | Harrisburg, PA 17111

Exhibitor Info:

Attendee Info:


PSMA Spring Training:
101 Basic, 102 Advanced,
103 Experienced & SR1 Refresher Certification Courses

March 31-April 1, 2020
Crowne Plaza Reading
1741 Papermill Rd| Reading, PA 19610

Check back for Registration Info


  PSMA | PO Box 144 | Bethlehem, PA 18016 | (717) 763-7762 (PSMA) | FAX (215) 689-4263 |