N.H. Code Admin. R. Env-Or 603.05
Any person who engages in construction or dewatering activities resulting in movement or modification of contaminated soil or groundwater shall comply with all applicable laws and obtain all required permits including a New Hampshire groundwater discharge permit issued under Env-Wq 402 and a NPDES permit for construction dewatering activities issued by the U.S. Environmental Protection Agency.
Source. #14419, eff 11-4-25, EXPIRES: 11-4-35