Grinder Pumps

Layer is updated quarterly. This layer shows the grinder pumps in Anne Arundel County. A grinder pump is a sewer conveyance device that grinds household waste into a fine slurry and pumps it to the central sewer system or septic tank.本图层按季度更新。本图层展示了安妮阿伦德尔县（Anne Arundel County）内的研磨泵（grinder pump）。研磨泵是一种污水输送装置，可将生活垃圾研磨为细浆，并将其泵送至中央污水管网或化粪池中。