This fact sheet tells those who live on the waterfront in the northeast how to protect the environment, reduce waste, and improve the look and value of their property. This sheet details the effect of the three major water threats: Nitrogen, Phosphorous and Sediments. The sheet gives tips for septic system care, lawn care, and landscape maintenance and design. This publication is no longer available in print form, but due to its timeless nature, it is being made available here.