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Granite State Designers and Installers Association is New Hampshire's trade association for those working with on-site subsurface wastewater disposal systems. This website provides background about the organization and useful information for homeowners such as the care and maintenance of septic systems and how to find a qualified septic designer, installer, and evaluator.  Professionals will find links to all rules and laws concerning septic systems as well as a complete listing of a calendar of events.

 

Registration is Now Open for GSDI's 2018 Spring Septic System Conference & Expo - March 19 & 20, 2018, The Manchester Down Hotel (formerly the Radisson), Manchester, NH

 

Click here to register online for the conference using  a credit card via our secure PayPal link.  You can also regsiter online and indiciate that you will pay via check (payment must be received before the event.

Click here to view the TENTATIVE program schedule. Please note that some program speakers or topics are subject to change.

Exhibitor Registration is now open for GSDI's Spring 2018 Septic System Conference & Expo!

Click here for exhibitor information and registration information.

CLICK HERE TO REGISTER AS AN EXHIBITOR USING A CREDIT CARD AND OUR SECURE PAYPAL PORTAL! 

 

 
Location:
Radisson Manchester, 700 Elm Street, Manchester, NH 03101

 

 

Click the photo below  to view Chris Albert's presentation on Nitrogen, Septic Systems, Great Bay and Why it Matters

 

The latest from the NH Office of Professional Licensure and Certification about the licensing of septic evaluators in NH!

 The NH Office of Professional Licensure and Certification has recently set up the following website for the program. The administrative rules to run the program are currently under development.

 https://www.oplc.nh.gov/septic-evaluators/index.htm

 

 

 News & Events
  March 19, 2018
GSDI Spring Septic System Conference & Expo
Registration is Now Open for GSDI's 2018 Spring Septic System Conference & Expo - March 19 & 20, 2018, The Manchester Down Hotel (formerly the Radisson),...
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