Septic Systems

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Application
Regulations
Local Requirements
NH Department of Environmental Services-State Regulations
NH DES Subsurface Systems Bureau
Find a Septic Designer or Installer or Application & Approval Status
Septic System Maintenance
EPA Septic Info for Homeowners
 

How do I replace my septic system?

The first step is to hire a State of NH Licensed Septic System Designer. He or She will contact the Health Department to schedule a test pit to determine if the system can be replaced in kind or if a new system needs to be designed.

How often should I pump my septic tank?

It is recommend that the tank be pumped every 2 to 3 years.

What guidelines must be followed to install a septic system in the Town of Salem?

The rules and regulations established by the State of New Hampshire, Department of Environmental Services, Subsurface Bureau and the Water Resource Management Bureau form a part of Salem Chapter 253- Sewage Disposal Systems and Wells. A copy of the local regulations may be obtained at Town Hall or through the Web Site. Permits must be obtained from the Health Department. Applicable State Regulations must be obtained through the appropriate State Department.

For Septic System Designs, the homeowner shall:

  • Contact a State of NH Licensed Designer through the telephone yellow pages or from the NH DES website.  A link for this information is available on this page, see above.
  • The designer must pay a permit fee and make an appointment with the Health Department to meet on-site with a backhoe.
  • The designer is required to submit 5 copies of the septic design plan, along with the permit application and fee, to the Health Department for review. The State will not review the plans prior to Town approval.
  • The Town will review and stamp plans, keep one copy for our files and return 4 copies to the designer to be submitted to the State for approval. The State approval period is generally 2-3 weeks.

For Septic System Installation, the homeowner shall:

  • Contact a State of NH Licensed Installer through the telephone yellow pages or from the NH DES website.  A link to this information is available on this page, see above.
  • Installer comes into Town Hall with the approved plans, pays a permit fee and obtains an installation permit.
  • The installer calls the Health Department with a 48-hour notice for the following:

Bed bottom inspection
Final inspection prior to backfilling