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 379 - SITE SELECTION OF LARGE PRODUCTION WELLS FOR COMMUNITY WATER SYSTEMS
Section Env-Ws 379.04 - Requirements for New Large Production Wells

Universal Citation: NH Admin Rules Env-Ws 379.04

Current through Register No. 13, March 27, 2025

(a) Except where a waiver has been obtained for a particular requirement in accordance with Env-Ws 379.26, before connecting a large production well to a community water system, the applicant shall complete all of the following:

(1) Provide information demonstrating that the production well location complies with surface water related setbacks in accordance with Env-Ws 379.05;

(2) Provide information demonstrating that the land use within the sanitary protective area will be under the direct control of the water system and that the area will be in a natural state in accordance with Env-Ws 379.06;

(3) Develop a conceptual hydrogeologic model of the aquifer, wellhead protection area, and potential impacts in accordance with Env-Ws 379.07;

(4) Prepare a preliminary estimate of the wellhead protection area and propose a method for refining the estimate in accordance with Env-Ws 379.08;

(5) Prepare preliminary contamination source and water user inventories in accordance with Env-Ws 379.09;

(6) Identify and evaluate any known sources of contamination in accordance with Env-Ws 379.10;

(7) Prepare a proposal for a pumping test in accordance with Env-Ws 379.11;

(8) Prepare a proposal for a water quality sampling program in accordance with Env-Ws 379.12;

(9) Submit a preliminary report prepared in accordance with Env-Ws 379.13, to provide, before significant resources are expended, an early assessment of the appropriateness of the site for a community water supply well and to help ensure the work being proposed will be consistent with these and other department rules;

(10) Receive department approval of the preliminary report in accordance with Env-Ws 379.14;

(11) Upon receipt of department approval of the preliminary report, perform the pumping test and water quality sampling program in accordance with Env-Ws 379.15;

(12) Demonstrate that acceptable water quality can be continuously delivered to the community water system provided that, for parameters which exceed secondary maximum contaminant levels under Env-Ws 310-319, treatment or other management techniques may be used when approved by the department in accordance with Env-Ws 340-349;

(13) Establish the permitted production volume in accordance with Env-Ws 379.16;

(14) Refine the wellhead protection area delineation in accordance with Env-Ws 379.17;

(15) Update and revise the contamination source and water withdrawal inventory in accordance with Env-Ws 379.18;

(16) Establish a contamination source control program in accordance with Env-Ws 379.19 for any known source of contamination evaluated in accordance with Env-Ws 379.10;

(17) Establish a wellhead protection program in accordance with Env-Ws 379.20;

(18) Provide information demonstrating the well is in compliance with water well board construction criteria in accordance with Env-Ws 379.21;

(19) Submit a final report to the department in accordance with Env-Ws 379.22;

(20) Obtain department approval of the new well in accordance with Env-Ws 379.23; and

(21) After new well approval has been obtained, obtain approval to connect the new well to the community water system under Env-Ws 372 for small community water systems and Env-Ws 373 for all other community water systems.

(b) Within one week of the well being connected to the water system and operational, the applicant shall submit a written request for a chemical monitoring schedule for conducting ongoing monitoring and reporting in accordance with Env-Ws 320-339.

(See Revision Note at chapter heading for Env-Ws 300) #6521, eff 6-4-97; ss by #6979, eff 4-21-99; ss by #8871, INTERIM, eff 4-21-07, EXPIRES: 10-18-07

Disclaimer: These regulations may not be the most recent version. New Hampshire may have more current or accurate information. We make no warranties or guarantees about the accuracy, completeness, or adequacy of the information contained on this site or the information linked to on the state site. Please check official sources.
This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.