New Hampshire Groundwater: What you need to know

Governing Law and Regulations

New Hampshire Groundwater Protection Act, New Hampshire Revised Statutes Annotated (RSA) 485-C:1 to 485-C:21

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Groundwater classification: New Hampshire Regulations Environmental-Drinking Water (NH Regs. Env-Dw) 901.04

Potential sources of contamination: RSA 485-C:7

Prohibited activities: RSA 485-C:12

Ambient Groundwater Quality Standards (AGQS): New Hampshire Regulations Environmental-Water Quality (NH Regs. Env-Wq) 402.06

Groundwater management permits: New Hampshire Regulations-Groundwater (NH Regs. Env-Or) 607.01 to 607.12

Groundwater discharge permits: NH Regs. Env-Wq 402.01 to 402.37

Groundwater discharge registration: NH Regs. Env-Wq 402.31 to 402.37

Groundwater release detection permits: NH Regs. Env-Or 701 to 705

Groundwater withdrawal permits: NH Regs. Env-Wq 403.01 to 403.36

Regulatory Agency

New Hampshire Department of Environmental Services (DES) Water Management Division

DES Waste Management Division

See ADDRESSES & CONTACTS for addresses and telephone numbers.

See national section for basic information and federal regulations.

Comparison: State vs. Federal

Rules. New Hampshire's regulations for groundwater protection and monitoring at hazardous waste treatment, storage, and disposal facilities (TSDFs) are the same as the federal rules, with additional provisions concerning the design, construction, installation, and decommissioning of monitoring wells. The state regulates discharges and provides classifications for groundwater under the New Hampshire Groundwater Protection Act and requires permits for discharges that are related to groundwater.

DES has developed AGQSs and regulations and permit requirements for four types of groundwater permits.

Administration and ...

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State Requirements

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New Hampshire Groundwater Resources

Groundwater Products

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