Category

Boat Work

Category

Black water tanks, poo-tanks, crude tanks or ick tanks. Keeping track of how full they are is not a fun task.On this and our last catamaran the tanks are wall mounted above the heads and only hold 81 liters (21 US gallons, 0.69 Barrels). This limited storage means we have to be aware of what we are holding in between pump-outs while at the dock or “sails to the pump-out” when you are anchored. This level tracking can cause some anxiety among members of the crew. *cough* Caroline *cough* Over the years we have developed several methods of checking tank levels without sensors. We have used our 2-million candle power flash-light, aiming it down through the roof of the tank to highlight and create shadows of the level of the “stuff” inside. We have also had an embarrassing overflow happen. We have also counted the flushes we were allowed per…