New Hampshire Code of Administrative Rules
We - Water Well Board
Chapter We 600 - STANDARDS FOR THE CONSTRUCTION, MAINTENANCE AND ABANDONMENT OF WELLS
Part We 602 - NEW WELL CONSTRUCTION
Section We 602.25 - Wells Constructed in Unconsolidated Materials: Installation and Placement of Casing
Universal Citation: NH Admin Rules We 602.25
Current through Register No. 40, October 3, 2024
A well casing for a well constructed in unconsolidated materials shall:
(a) Extend above the ground surface as follows:
(1) A minimum of 8
inches, or in areas prone to flooding, to a greater height sufficient to
prevent entrance of surface water into the well; and
(2) For a well that is part of a public water
system as defined in RSA 485:1-a,
XV, a minimum of 18 inches.
(b) Have a cover with an o-ring, gasket, or other seal to prevent the entrance of insects or other foreign matter into the well;
(c) Be terminated using one of the following methods, as determined by the water well contractor based on conditions present and the uses of the well;
(1) Open end casing;
(2) Well screen;
(3) Gravel pack; or
(4) Perforated casing;
(d) Have the void area outside the casing grouted in accordance with We 602.05; and
(e) When constructed for household use, produce a volume of clear water to meet the demands of the household which the well serves.
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