means the "mean low water line" as determined by the United States National Geodetic Survey, and indicated on National Oceanic Atmospheric Administration (NOAA) Coast Survey Charts, United States - East Coast, Maine - New Hampshire, North American Datum of 1983, published by the United States Department of Commerce in 1984.
N.H. Admin. Code § Pda 502.13
#8775, eff 12-16-06 ; ss by #9975, eff 8-20-11 (formerly Pda 502.16) (See Revision Note at chapter heading for Pda 500)