New Hampshire Code of Administrative Rules
Env - Department of Environmental Services
Subtitle Env-Wq - Water Quality and Quantity Programs
Chapter Env-Wq 1000 - SUBDIVISIONS; INDIVIDUAL SEWAGE DISPOSAL SYSTEMS
Part Env-Wq 1023 - OPERATING REQUIREMENTS
Section Env-Wq 1023.01 - Septic Tank Inspection and Pumping Requirements

Universal Citation: NH Admin Rules Env-Wq 1023.01

Current through Register No. 13, March 27, 2025

(a) Septic tanks shall be inspected for accumulation of sludge and surface scum at a frequency sufficient to allow the tank to be pumped by a licensed septage hauler when the combined thickness of the sludge and surface scum equal 1/3 or more of the tank depth.

(b) For any septic tank having cast-in concrete baffles, the baffles shall be:

(1) Inspected for structural integrity when the tank is inspected pursuant to (a), above; and

(2) Replaced if no longer functioning as required.

(c) Septage and effluent shall be discharged from a septic tank only to:

(1) An approved or grandfathered effluent disposal area; or

(2) A licensed septage hauling vehicle.

(See Revision Note at chapter heading for Env-Wq 1000) #9086, eff 2-9-08

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