New Hampshire Code of Administrative Rules
Env - Department of Environmental Services
Subtitle Env-Ws - Division of Water
Chapter Env-Ws 300 - NEW HAMPSHIRE DRINKING WATER RULES
Part Env-Ws 382 - DISINFECTANT/DISINFECTION BYPRODUCTS RULE
Section Env-Ws 382.04 - ComplianceDates

Universal Citation: NH Admin Rules Env-Ws 382.04

Current through Register No. 13, March 27, 2025

(a) Unless otherwise noted, the owner of a community water system or non-transient non-community water system shall comply with the following:

(1) The owner of a SW/GWUDISW system serving 10,000 or more persons shall comply with this part;

(2) The owner of a SW/GWUDISW system owner serving fewer than 10,000 persons shall comply with this part beginning January 1, 2004; and

(3) The owner of a system using only ground water not under the direct influence of surface water shall comply with this part beginning January 1, 2004.

(b) The owner of a transient non-community water system owner shall comply with the following:

(1) A SW/GWUDISW system serving 10,000 or more persons and using chlorine dioxide as a disinfectant or oxidant shall comply with the requirements for chlorine dioxide in this part.

(2) A SW/GWUDISW system serving fewer than 10,000 persons and using chlorine dioxide as a disinfectant or oxidant shall comply with the chlorine dioxide and chlorite requirements specified in this part beginning January 1, 2004; and

(3) A system using only ground water not under the direct influence of surface water and using chlorine dioxide as a disinfectant or oxidant shall comply with the chlorine dioxide requirements specified in this part beginning January 1, 2004.

(c) The owner of a water system who is installing granulated activated carbon or membrane technology to meet the requirements specified in Env-Ws 317.70 may submit a written request to the department for an extension to comply with the applicable dates identified in (a) and (b) above.

(d) The written request shall include:

(1) The system name;

(2) The system EPA number;

(3) A full explanation of why an extension is necessary;

(4) Proposed alternative treatment technologies; and

(5) Demonstration of hardship if the rule is adhered to.

(e) The department shall respond to the extension request in writing and shall approve the request if it finds that the alternative(s) proposed protects human health and the environment.

(f) In granting the extension, the department shall:

(1) Set a schedule for system compliance;

(2) Specify interim measures that a system shall take; and

(3) Set a date for compliance which shall be no later than December 31, 2003.

(g) A system's failure to meet the deadlines established in the schedule or failure to meet the interim requirements shall be considered a violation of Env-Ws 300.

(See third Revision Note at chapter heading Env-Ws 300); #7735, eff 8-2-02

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