Alum Treatment Approved For Hinckley's Pond
By: William F. Galvin
HARWICH — While the heavy nutrient loading in Hinckley's Pond that has caused serious algae blooms and fish kills in recent years needs to be addressed, the conservation commission made it clear it wants long term monitoring of the pond's health after the chemical remediation is applied. The town had hoped to employ aluminum sulfate/sodium aluminate – also known as alum – to the pond this past fall to address ...