New Hampshire Code of Administrative Rules
Env - Department of Environmental Services
Subtitle Env-Wq - Water Quality and Quantity Programs
Chapter Env-Wq 400 - GROUNDWATER PROTECTION
Part Env-Wq 402 - GROUNDWATER DISCHARGE PERMITS AND REGISTRATIONS
Section Env-Wq 402.04 - Groundwater Quality Criteria
Current through Register No. 13, March 27, 2025
Unless due to a natural condition or unless exempt under Env-Wq 402.05, the following criteria shall apply to all groundwaters of the state:
(a) Groundwater shall be suitable for use as drinking water without treatment;
(b) Groundwater shall not contain any regulated contaminant at a concentration greater than the ambient groundwater quality standards in Env-Wq 402.06; and
(c) Groundwater shall not contain any regulated contaminant at a concentration such that the natural discharge of that groundwater to surface water will cause a violation of a surface water quality standard established in RSA 485-A or Env-Wq 1700.
(See Revision Note at part heading for Env-Wq 402) #8955, eff 7-26-07