Section Env-Dw 717.16 - Operation and Compliance Monitoring for Membrane Filtration(a) Groundwater systems using membrane filtration to meet 4-log treatment shall monitor the membrane filtration process in accordance with the monitoring requirements and specifications established by the department pursuant to (c), below, upon review of the information submitted in accordance with Env-Dw 717.13.(b) Membrane filtration shall meet 4-log treatment requirements only if: (1) The membrane has an absolute molecular weight cut-off (MWCO), or an alternate parameter that describes the exclusion characteristics of the membrane, that can reliably achieve at least 4-log removal of viruses;(2) The membrane process is operated in accordance with compliance requirements specified by the department pursuant to Env-Dw 717.13(c); and(3) The integrity of the membrane is intact.(c) The department shall establish monitoring requirements and specifications designed to ensure that the membrane filtration technology being used meets 4-log treatment, using continuous monitoring of filtered water quality turbidity or particle counts, or both.N.H. Admin. Code § Env-Dw 717.16
Amended by Volume XXXVIII Number 23, Filed June 7, 2018, Proposed by #12525, Effective 6/1/2018, Expires 6/1/2028.