Hoogheemraadschap Hollands Noorderkwartier Waterschap in Noord-Holland Website Facebook Instagram Twitter Youtube Current Events Upcoming Events Past Events There are currently no events. There are currently no events. 21 May 21 May - 21 May Open dag VisKringloop Wieringermeer 2022-05-21 @ 13:00 (GMT+0000) - 2022-05-21 @ 16:00 (GMT+0000) Zweefvliegcentrum Noordkop, Hippolytushoeverweg 15a, Slootdorp, Nederland