TEST RESULTS indicated flows from Isaac E. Young Middle School to the Church Street Outfall are 79,000 MPN for Fecal and 110,000 MPN for Coliform. NEW ROCHELLE, NY -- After months of disagreement, engineers for the City of New Rochelle and City School District of New Rochelle have concluded, after extensive on-site testing , that Isaac E. Young Middle School is the source of pathogens emptying into Long Island Sound.