Section Env-Or 610.04 - Groundwater Monitoring Wells(a) Each monitoring well shall be designed, installed, developed, maintained, and decommissioned in accordance with We 100-1000 and the practices described in: (1) "Standards on Environmental Site Characterization" Fourth Edition, document identification number ASTM SITECD10, dated 2010, available as noted in Appendix B; and(2) ASTM ENVSAMP14, available as noted in Appendix B.(b) Each monitoring well shall be: (1) Constructed, maintained, and decommissioned only by a New Hampshire-licensed water well contractor holding a valid technical drillers license under RSA 482-B;(2) Developed prior to sampling; and(3) Allowed to equilibrate a minimum of 2 weeks following installation prior to sampling.N.H. Admin. Code § Env-Or 610.04
(See Revision Note at chapter heading for Env-Or 600) #8812, eff 2-1-07
Amended by Volume XXXV Number 23, Filed June 11, 2015 , Proposed by #10831, Effective 6/1/2015, Expires6/1/2025.