NHASH is a professional association that represents committed industry leaders in septic system pumping and maintenance, installation, and repair. Our members are environmentally responsible, engaging in disposal practices that are federal and state approved.  Our site is dedicated to helping people in the Granite State find the answers they need for their septic systems.

NHASH.COM will provide you with knowledge on how your septic system works and how to maintain it properly.  Should you need professional assistance you will be able to locate many local companies by using the lists of service providers in your county.

NHASH offers the Harold Colby – Ray Barton – NHASH Memorial Scholarship each year. The submission deadline for the 2023 Scholarship is March 29, 2023.  Click here to download the 2022 NHASH Scholarship Application: http://nhash.com/wp-content/uploads/2023/01/NHASH-Scholarship-Packet-2023-1.doc. 

Get Pumped! New Hampshire is a collaboration between the New Hampshire Association of Septage Haulers (NHASH) and the New Hampshire Department of Environmental Services (NHDES). The purpose of this Get Pumped! is to educate New Hampshire homeowners with septic systems on how to identify, locate and maintain those systems. Click the below link to access the Get Pumped! website, which features a $10 rebate for New Hampshire residents who Get Pumped in 2023!