Waterschap Hunze en Aa's Ons waterschap houdt zich dagelijks bezig met het water in Noordoost-Groningen en Noordoost-Drenthe. Website Type of organization: water_agency,_river_basin_authority Current Events Upcoming Events Past Events There are currently no events. There are currently no events. 21 May 21 May - 21 May Vismigratiedag Nieuwe Statenzijl 2022-05-21 @ 10:00 (GMT+0000) - 2022-05-21 @ 16:00 (GMT+0000) Nieuw Statenzijl 2, Drieborg, Países Bajos Open house