Alternative channels
Mail, text, and in-person payment instructions
Pay by text
A dedicated this detail was not publicly posted. The reviewed Mount Vernon Board of Water Supply page does not advertise text-to-pay or SMS enrollment.
Mail-in address
With the payment stub: Board of Water Supply, P.O. Box 271, Mount Vernon, NY 10551-0271. Without the stub: Board of Water Supply, City Hall, 1 Roosevelt Square Room 2, Mount Vernon, NY 10550.
Counters, drop boxes, and office hours
Payments are accepted at City Hall, 1 Roosevelt Square Room 2, Mount Vernon, NY 10550, Monday through Friday from 8:30 a.m. to 4:30 p.m. The official page does not enumerate accepted card/check/cash types; it specifically describes payment by mailed stub or in-person office service.