The O/O of a SW/GWUDISW system that is in one of the categories listed in Env-Dw 715.02 and that uses conventional filtration shall meet the requirements of 40 CFR § 141.135 relative to treatment techniques for control of disinfection byproduct precursors.
N.H. Code Admin. R. Env-Dw 715.09
#9619, eff 1-1-10 (See Revision Note #2 at chapter heading for Env-Dw 700)