Mary Darr, P.E., is OWASA's new Director of Engineering and Planning

Mary Darr, P.E., recently became OWASA’s Director of Engineering and Planning. She was selected from a pool of 44 candidates after a national search. 

Ms. Darr joined OWASA in 1994 as a Utilities Engineer and her responsibilities in that position included master planning, managing capital projects and reviewing plans for water and sewer facilities in new development.  

She was promoted to Operations Engineer in 2000, with responsibilities for managing key initiatives such as OWASA’s award-winning participation the national Partnership for Safe Water, design and construction of OWASA’s Operations Center and developing OWASA’s asset management program. 

Ms. Darr has a Bachelor’s Degree in Civil Engineering and a Master’s Degree in Environmental Engineering from the University of Michigan. Originally from Ohio, she worked for the City of Ann Arbor before joining OWASA.

Her hobbies include quilting, gardening  and visiting national parks with her husband.

Ed Kerwin, OWASA’s Executive Director, said “Mary Darr is an outstanding professional who has been a very important part of our success over the last 18-plus years. We are delighted that she has taken on these new responsibilities and we look forward to her further contributions and achievements at OWASA.”

For more information:

Mary Darr, 919-537-4246 or