New Hampshire Code of Administrative Rules
Env - Department of Environmental Services
Subtitle Env-Wq - Water Quality and Quantity Programs
Chapter Env-Wq 400 - GROUNDWATER PROTECTION
Part Env-Wq 403 - LARGE GROUNDWATER WITHDRAWALS
Section Env-Wq 403.10 - Preliminary Inventory of Contamination Sources

Universal Citation: NH Admin Rules Env-Wq 403.10

Current through Register No. 13, March 27, 2025

(a) The preliminary inventory of contamination sources required by Env-Wq 403.06(a)(7) shall be prepared in accordance with this section.

(b) An inventory of known and potential contaminant sources shall be completed for an area that extends a distance of 1,000 feet outside of the estimated limit of the cone of depression, where the cone of depression is developed based on the assumption of 180 days of continuous operation of the withdrawal at maximum rates without direct recharge to groundwater from rainfall or snowmelt, as specified in RSA 485-C:21 (a), V-e.

(d) The contamination source inventory shall:

(1) Be completed before the withdrawal test performed in accordance with Env-Wq 403.16;

(2) Be compiled from a search of the following information sources:

a. Records at the department;

b. Records at the municipalities; and

c. A windshield survey;

(3) Identify and describe all known and potential contamination sources, by providing the following information for each known and potential source of contamination:

a. The site name and physical address;

b. The name and mailing address of each property owner and operator;

c. For each known source of contamination, a description of the nature and extent of contamination and the status of any site investigation or remedial action; and

d. For each potential source of contamination, the type of potential contamination source using descriptions such as those in RSA 485-C:7, II.

(See Revision Note at part heading for Env-Wq 403) #9569, eff 10-17-09

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