NLLWNational Lighthouse Lightship Weekend
NLLWNew Life Living Water (San Rafael, CA)
References in periodicals archive ?
2 m above NLLW (Normal Lower Low Water, the Canadian tidal datum [approximately equal to]2 m below Mean Lower Low Water as used in the United States).
7 m above NLLW, and this was reflected in depressed abundances in the high intertidal zone of all three sites in summer of 1989.