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 379.12 - Proposal for Water Quality Testing

Universal Citation: NH Admin Rules Env-Ws 379.12

Current through Register No. 13, March 27, 2025

(a) The applicant shall present in the preliminary report a detailed proposal for water quality testing.

(b) The water quality sampling program shall be conducted to gather the information necessary to establish acceptable water quality and develop, if necessary, a contamination control program for the desired permitted production volume.

(c) A water quality testing program shall include the collection of 3 water quality samples during the pumping test program at each of the following times during the pumping period:

(1) Between the first and the fifth hour of the pumping period;

(2) Midway through the pumping period; and

(3) At the end of the pumping period, one hour or less before the pump is shut off.

(d) The first 2 water quality samples taken during the pumping test performed on large overburden wells shall be analyzed for the following parameters:

(1) Volatile organic compounds;

(2) Iron;

(3) Manganese;

(4) pH;

(5) Specific conductance;

(6) Hardness;

(7) Chlorides;

(8) Sodium; and

(9) Nitrates.

(e) The third sample shall be analyzed for those parameters required to be monitored in groundwater systems per Env-Ws 310-319.

(f) Additional analyses shall be conducted if review of the preliminary report indicates the possible presence of contamination sources.

(g) Analyses shall be performed by a laboratory which is certified in accordance with Env-C 300, and all analyses shall be performed in accordance with Env-C 300.

(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

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