Water service for portions of Highway 6 between 2nd Street and 6th Street is being affected by the water main break as repairs are made, according to the city.
"It should not take someone becoming a heat casualty to get the attention of the management here," Police Chief Wilmon Smith said.
The desperate search for the girl from Hitchcock ended Thursday after she was found in Kansas City, Missouri. She made the trip back to her relatives Friday.
The 13-year-old had been missing for nearly a week before she was found hundreds of miles away in another state with a man at an apartment complex, according to police.
Have you seen Leanna Willis? Authorities issued a Houston Regional Amber Alert after the 13-year-old was last seen Friday in Hitchcock with a 40-to-50-year-old man.
The students were in a designated crosswalk when they were hit by a vehicle that had left the Hitchcock High School parking lot.