"Headworks" means the portion of a wastewater treatment plant that first receives the total influent flow for initial treatment.
N.H. Admin. Code § Env-Wq 1202.24
#8235, eff 12-22-04 (See Revision Note at chapter heading for Env-Wq 1200) (formerly Env-Ws 1202.24); ss by #9798-A, eff 10-9-10