Juana Salazar Segundo walks through sewage-infused floodwaters in Valle de Chalco, State of Mexico, Thursday, Aug. 29, 2024. (AP Photo/Felix Marquez)

Sewage-infused floodwaters cover Valle de Chalco, State of Mexico, Thursday, Aug. 29, 2024. (AP Photo/Felix Marquez)

An altar stands in the home of Juana Salazar Segundo that was damaged by sewage-infused flooding in Valle de Chalco, State of Mexico, Thursday, Aug. 29, 2024. (AP Photo/Felix Marquez)

Sewage-infused flooding affects Valle de Chalco, State of Mexico, Thursday, Aug. 29, 2024. (AP Photo/Felix Marquez)

Rosa Daniel looks stands inside her house flooded by sewage-infused water in Valle de Chalco, State of Mexico, Thursday, Aug. 29, 2024. (AP Photo/Felix Marquez)

Sewage-infused floodwaters cover a street in Valle de Chalco, State of Mexico, Thursday, Aug. 29, 2024. (AP Photo/Felix Marquez)

A family approaches medical workers in Valle de Chalco, State of Mexico, who are providing emergency attention during sewage-infused flooding in the area, Thursday, Aug. 29, 2024. (AP Photo/Felix Marquez)

A nurse vaccinates a resident for tetanus and pneumococcus as a preventative measure during sewage-infused flooding in Valle de Chalco, State of Mexico, Thursday, Aug. 29, 2024. (AP Photo/Felix Marquez)

Mario Mata sits outside his home where the street is covered with lime to combat odor and humidity caused by sewage-infused flooding in Valle de Chalco, State of Mexico, Monday, Sept. 9, 2024. (AP Photo/Felix Marquez)

Soldiers clean the streets after applying lime to combat the smell and humidity after sewage-infused flooding in Valle de Chalco, State of Mexico, Monday, 9, 2024. (AP Photo/Felix Marquez)

Sewage-infused floodwaters are pumped out of homes in Valle de Chalco, State of Mexico, Thursday, August 29, 2024. (AP Photo/Felix Marquez)

Claudia Alvarado points to damage from sewage-infused floodwaters at her home in Valle de Chalco, State of Mexico, Thursday, Aug. 29, 2024. (AP Photo/Felix Marquez)

Workers pump out sewage-infused floodwaters in Valle de Chalco, State of Mexico, Monday, Sept. 9, 2024. (AP Photo/Felix Marquez)

A teddy bear hangs to avoid getting wet inside the home of Guadalupe Islas, reflected in the mirror, as her cat Skipper looks on after sewage-infused flooding damaged her home in Valle de Chalco, State of Mexico, Monday, Sept. 9, 2024. The teddy is her daughter's 15th birthday gift. (AP Photo/Felix Marquez)

Haitian migrant Henry Chelcy, front, works to pump away sewage-infused flood water in Valle de Chalco, State of Mexico, Monday, Sept. 9, 2024. (AP Photo/Felix Marquez)

Lime covers a street to combat odor and humidity after sewage-infused flooding in Valle de Chalco, State of Mexico, Monday, Sept. 9, 2024. (AP Photo/Felix Marquez)

Hoses pump away sewage-infused floodwaters in Valle de Chalco, State of Mexico, lat Monday, Sept. 9, 2024. (AP Photo/Felix Marquez)

Rosa Daniel, left, helps her neighbor Juana Salazar Segundo move a hose to remove sewage-infused floodwaters from her home in Valle de Chalco, State of Mexico, Thursday, Aug. 29, 2024. (AP Photo/Felix Marquez)

Oscar Martínez Hinojosa supervises a hose pumping sewage-infused floodwaters out of his home in Valle de Chalco, State of Mexico, Thursday, Aug. 29, 2024. (AP Photo/Felix Marquez)