The Brief A water main break in Dixmoor shut down two schools and left nearby homes without water Thursday morning. The break happened near 146th Street and Seeley Avenue, prompting closures of Rosa L. Parks Middle School and Martin Luther King Elementary School. A water main break in Dixmoor prompted the closure of two schools on Thursday with neighboring homes losing access to water. What we know:The water main break happened around 7 a.m. near 146th Street and Seeley Avenue. Big picture view:Dixmoor completed a infrastructure improvement project in September 2024, addressing a series of frequent water main breaks that had haunted the south suburb.