The water we drink comes from lakes, streams, rivers and underground aquifers. Thus, it’s very important that everyone do their part to reduce the pollution entering waterways that carry our drinking water. This is particularly important with respect to disposal of prescription and over-the-counter medications.
Most people throw out of their unused, unneeded or expired medicines by flushing or pouring them down the drain. Since wastewater treatment facilities aren’t designed to remove pharmaceuticals, the disposed compounds end up in our lakes and streams, and ultimately in our drinking water. Indeed, a 2002 U.S. Geological Survey identified a broad rand of chemicals, including antibiotics and non-prescription drugs, at low concentrations downstream from areas of intense urbanization and animal production .