"Wastewater treatment plant (WWTP)" means "wastewater treatment plant" as defined by RSA 485-A:2, XVI-a, as reprinted in Appendix C. The term does not include conventional septic tank and leach field systems as regulated under RSA 485-A:29.
N.H. Admin. Code § Env-Wq 702.34
(See Revision Note at chapter heading for Env-Wq 700) #8590, eff 3-25-06