If you have an MCL violation or potential MCL violation, do the following.
Call MassDEP during work hours: speak to a Drinking Water staff person as indicated below:
Northeast Region
Melissa Dwinell, Melissa.Dwinell@mass.gov, 857-278-5348 (Drinking Water Program Chief)
Central Region
Bob Bostwick, DWP Chief, Robert.Bostwick@mass.gov, 774-239-6003
Southeast Region
Jim McLaughlin, james.m.mclaughlin@mass.gov, 857-260-1002 (Drinking Water Program Chief)
Western Region
Andrew Kelly, Andrew.Kelly@mass.gov, 617-875-2710 (Drinking Water Program Chief)
To report a Tier I violation or emergency after DEP work hours & holidays:
Call the DEP 24-hour emergency number: 888-304-1133
The emergency response person will refer your call to the drinking water person on call in your region.
Failure to monitor violations: check violation notice (NON) for PN requirements and/or consult with a Drinking Water staff person.