"Non-transient non-community water system (NTNC)" means "non-transient non-community water system" as defined in RSA 485:1-a,XI, namely "a system which is not a community water system and which serves the same 25 people or more over 6 months per year."
N.H. Admin. Code § Env-Ws 302.50
#8498, eff 11-30-05