"Fill" as a noun means any rock, soil, gravel, sand, or other material that has been deposited or caused to be deposited by human activity.
N.H. Admin. Code § Env-Wq 1402.09
(See Revision Note at chapter heading for Env-Wq 1400) #9188, eff 7-1-08; renumbered by #9349 (from Env-Wq 1402.08)