FAQ Category: Septic System Cost

A precast concrete septic tank costs anywhere from $1,200 - $8,400 depending on a number of variables.  For a complete...

DES is required by law to publish guidelines and provide a copy with each approval for construction it issues. For...

Lot size, percolation rate, soil composition, distance to setbacks, topography, building location, accessibility to site, trees, ledge, & seasonal high...

Every septic system requires a system of vents because they enable gases to safely exit the system, and help to...

You can use it after you receive Approval for Construction & Approval of Operation.

You need a NH-approved design if your septic system fails and you cannot replace it in the exact same location;...

The system size depends on your bedroom count and the percolation rate of soil on your property.  Page 37 of...

The size depends on the number of bedrooms it supports. The most common size used in NH is 1,250 gallons,...

Yes, but the tank must be traffic-rated for the weight of the vehicles it will carry.  Various vehicles such as...

Yes. In New Hampshire you can install your own septic system, but only for your own domicile; not for a...