Snowmelter

In the past, it was common for organizations that had access to bodies of water to dump snow in lakes, rivers, or oceans.

The Massachusetts Department of Environmental Protection issue guidelines on how to properly remove snow.

In it they state, "As snow melts, road salt, sand, litter, and other pollutants are transported into surface water or through the soil where they may eventually reach the groundwater.

"[2] They recommend, "Avoid dumping of snow into any waterbody, including rivers, the ocean, reservoirs, ponds, or wetlands.

[3][4] However they consume substantial amount of energy and the burning flames produce carbon dioxide, a greenhouse gas.