The Town of Merrimac D.P.W. obtained a grant from the Commonwealth of Massachusetts Finance Division to conduct a comprehensive water and sewer rate study. The results of this rate study demonstrate the need to increase WATER RATES by 20%. This has been approved by the Board of Selectmen and will take effect in FY.19, on July 1st 2018. The results of the sewer study are in process and will be announced shortly. Water Rate Study Report