Current through Register No. 50, December 12, 2024
Section Env-Dw 712.02 - Monitoring Frequency for VOC Contaminants(a) The O/O of a community water system or non-transient, non-community water system shall initially monitor for the health-related regulated volatile organic chemical (VOC) contaminants listed in Env-Dw 705.01 on a quarterly basis for one year.(b) If no contaminant listed in Env-Dw 705.01 is detected at a PWS during the first year, the O/O shall thereafter monitor annually.(c) If one or more contaminants monitored pursuant to (a), above, is detected during the first year, the O/O shall continue to monitor quarterly, subject to (d), below, and Env-Dw 712.05.(d) If the monitoring conducted during the first year reveals variations in the source(s) or within the system, the O/O shall increase the monitoring frequency to the frequency that is necessary to accurately identify consumer exposure to the contaminants listed in Env-Dw 705.01.N.H. Admin. Code § Env-Dw 712.02
(See Revision Note #1 at chapter heading for Env-Dw 700) #9700, eff 5-1-10
Amended by Volume XXXVIII Number 50, Filed December 13, 2018, Proposed by #12668, Effective 1/1/2019, Expires 1/1/2029.