To protect groundwater quality and maintain a statewide inventory of non-domestic wastewater discharges.
Any regular discharge of non-domestic wastewater to the ground or groundwater must register.
Statute and Administrative Rules
RSA 485-A:13 Water Pollution And Waste Disposal/Water Discharge Permits
RSA 485:3, X New Hampshire Safe Drinking Water Act/Public Water Supply Protection Program
RSA 485-C:6 Groundwater Protection Act/Ambient Groundwater Quality Standards
Env-Wq 402 Groundwater Discharge Permit and Registration Rules
Typically seven to 14 days.
A new registration must be submitted to DES that clearly states and provides the rationale for any proposed changes to the quality or quantity of the wastewater discharged.
The registrant (facility owner) must provide the new owner’s name, mailing address, and daytime telephone number in writing to DES within 10 days of the transfer. The new owner must register the discharge with DES within 30 days of the transfer.
Status of Current Applications
Groundwater Permit Search
Examples of discharges authorized through this registration include non-contact cooling water, beauty salon wastewater, kennel wastewater, and discharges from bathroom floor drains.
Protecting Groundwater from Floor Drains and Other Typical Discharges (Fact Sheet WD-DWGB-22-9)
Holding Tanks for Floor Drains (Fact Sheet WD-DWGB-22-8)
Discharge Well & Floor Drain Pre-Closure Notification Form
Groundwater Discharge Permitting and Registration or (603) 271-2858.
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