On more than one occasion, the taxpayers and sewer usersin Allenstown and Pembroke, N.H., have been able to keep money in their pockets because wastewater treatment plant superintendent Dana Clement helped develop a cost-effective solution to a problem.
In 2003, state authorities placed a moratorium on new connections to the Allenstown Wastewater Treatment Facility (formerly known as Suncook), which was at 100 percent of capacity. In addition, the plant, then 26 years old, had never operated as intended: The extended aeration plant was built with clarifiers that were too small for the design flow of 1.05 mgd.
“The biggest problem we had
