alert
Customer Service Closing Early - June 24
1782230400

Revised earlier closing time for in-person Support Center services

close
alert
Emergency Water Main Repair
1782228612

14215 Dormansville Blvd., Upper Marlboro

close
alert
Residential Water Service Disconnections begin July 7, 2026
1781296197
close
alert
Regional Drought Watch
1780510546
close

Mission Support is the heartbeat of WSSC Water

Mission Support provides core support for WSSC Water. It keeps teams running smoothly so that we can keep water flowing to you. The branch oversees the departments and offices of Enterprise Risk, General Services, Occupational Health and Safety, and Police and Homeland Security. All are managed to ensure that they carry out WSSC Water's overall strategic vision and objectives.

Mission Support is led by Deputy General Manager David McDonough.

Meet Our Deputy General Manager

Mission Support Leadership

Last Modified: February 5, 2026, 4:33 pm EST