Manila Water Chief Operating Officer (CEO) Perry Rivera, Manila Water Chief Executive officer and President Ferdinand Dela Cruz, Maynilad President and CEO Ramoncito Fernandez, and MWSS Administrator Reynaldo Velasco testify on Monday, March 18, during the House inquiry on the water shortage in Metro Manila and neighboring provinces. | ManilaTimes.net photo by Rudy Martinez Water supply concessionaire Manila Water on Monday, March 18, apologized to its customers for the unexpected water service interruptions that affected many households in Metro Manila and Rizal province. Manila Water Chief Executive Officer (CEO) Ferdinand de la Cruz appeared before the congressional hearing to take responsibility for the water shortage that affected most of the people in Eastern part of Metro Manila and nearby areas. "I am ready to resign.