Diala Dandach

Diala Dandach

Director, Wastewater Engineering

Ms. Dandach joined DC Water in 2012. As Director, Wastewater Engineering, Ms. Dandach serves as the principal advisor to department managers and supervisors on all matters relating to wastewater engineering systems, facility planning, design and construction. Ms. Dandach also provides technical supervision and guidance in all facets of the Authority’s wastewater engineering and construction program.

Additionally, Ms. Dandach provides oversight of the Department’s strategic initiatives and offers technical consultation to the Board of Directors, General Manager, Chief Engineer, District officials and officials from other local jurisdictions.

Ms. Dandach holds a Master’s degree in Building Construction Management from the University of Florida and a Master’s degree in Water and Environment Studies from St. Joseph University in Lebanon.

Upcoming Meeting

Board of Directors Meeting

April 24, 2023

Monday 9:00 AM

Announcement

The map highlights lane closures in red on K Street NW between 29th and 30th streets NW.
Lane Shift and Closures on K Street NW near 30th Street

Starting around May 21, 2026, drivers on K Street NW should expect a change in traffic patterns between 29th and 30th Streets NW, beneath the White

Latest Blog Post
DC Water General Manager and CEO David Gadis recognizes Lily MacDonald during the May Board of Directors meeting.
From Classroom to Community: A Student Spotlight on DC Water's SPLASH Program
A speechwriting assignment became a call to action for water access and affordability through DC Water's SPLASH program.
Upcoming Meeting
Date
May 28, 2026
Thursday, 9:30 AM

Customer Service Center Announcement

Payment Plan Incentive: provides a credit back of 50% of the last 3 payments made. Eligible participants are residential customers who have had an outstanding balance for 60 days or greater and with an outstanding balance of $500 or more.