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New Hampshire Septic Records & Permits

Search septic permits, as-built drawings and pumping reports filed with county environmental health departments across New Hampshire. Each record links to the county’s official document.

State agency: New Hampshire Department of Environmental Services (NHDES) - Subsurface Bureau Governing rule: Env-Wq 1000 Subsurface Rules
10 Counties in New Hampshire
0 With digital permit search
50 ft Required well setback
$0 Public records access fee
New Hampshire Subsurface Systems Bureau & Statewide Permitting Notice:

In New Hampshire, county governments do not administer or maintain septic records. All onsite sewage disposal systems are regulated centrally under RSA 485-A:29-44 and Env-Wq 1000 by the New Hampshire Department of Environmental Services (NHDES) Subsurface Systems Bureau in Concord. Construction approvals, operational approvals, and subdivision plans are reviewed and archived directly at the state level by NHDES, with local administrative oversight coordinated through municipal Town Health Officers.

Select a county in New Hampshire

10 counties available by records request
County Records Availability Action
Belknap County New Hampshire Department of Environmental Services (NHDES) - Subsurface Systems Bureau & Municipal Health Officer
By Public Request
Permits
Carroll County New Hampshire Department of Environmental Services (NHDES) - Subsurface Systems Bureau & Municipal Health Officer
By Public Request
Permits
Cheshire County New Hampshire Department of Environmental Services (NHDES) - Subsurface Systems Bureau & Municipal Health Officer
By Public Request
Permits
Coos County New Hampshire Department of Environmental Services (NHDES) - Subsurface Systems Bureau & Municipal Health Officer
By Public Request
Permits
Grafton County New Hampshire Department of Environmental Services (NHDES) - Subsurface Systems Bureau & Municipal Health Officer
By Public Request
Permits
Hillsborough County New Hampshire Department of Environmental Services (NHDES) - Subsurface Systems Bureau & Municipal Health Officer
By Public Request
Permits
Merrimack County New Hampshire Department of Environmental Services (NHDES) - Subsurface Systems Bureau & Municipal Health Officer
By Public Request
Permits
Rockingham County New Hampshire Department of Environmental Services (NHDES) - Subsurface Systems Bureau & Municipal Health Officer
By Public Request
Permits
Strafford County New Hampshire Department of Environmental Services (NHDES) - Subsurface Systems Bureau & Municipal Health Officer
By Public Request
Permits
Sullivan County New Hampshire Department of Environmental Services (NHDES) - Subsurface Systems Bureau & Municipal Health Officer
By Public Request
Permits

New Hampshire Septic Rules & Setback Standards

All subsurface sewage disposal systems in New Hampshire are governed by Env-Wq 1000 Subsurface Rules. Authorized systems must maintain strict minimum horizontal clearance:

Private Drinking Well
50 feet min.
Property Line
10 feet min.
House Foundation
10 feet min.
Water Body / Stream
50 feet min.