Planta Sur Sur Loma Blanca San Isidro Planta Valle de Juárez - Ciudad Juárez Wastewater Treatment

Planta Sur Sur Loma Blanca San Isidro Planta Valle de Juárez is a wastewater treatment facility located in Ciudad Juárez, Chihuahua, Mexico. It serves an estimated population of 249,735, making it a large agglomeration under Mexican water management standards. The plant is situated in the northern border region of Mexico, near the Rio Grande (Río Bravo del Norte). As a large-scale facility, the plant is expected to provide at least secondary treatment in accordance with Mexican regulations (NOM-001-SEMARNAT-1996 and subsequent updates), which set discharge limits for municipal wastewater. Facilities of this scale typically employ biological treatment systems to meet regulatory standards for organic matter and solids removal. The plant discharges into the Rio Grande basin, which flows southeast to the Gulf of Mexico. The Rio Grande is a critical water source for both Mexico and the United States, supporting agriculture, urban water supply, and diverse aquatic habitats. The plant's performance directly affects water quality in this transboundary river system, which is ecologically sensitive due to its arid climate and high water demand.

The plant discharges into the Rio Grande (Río Bravo del Norte) basin, which flows through the Chihuahuan Desert and ultimately reaches the Gulf of Mexico. This arid region relies heavily on the river for irrigation and municipal water, making wastewater treatment crucial for maintaining water quality. The Rio Grande supports a variety of fish species and migratory birds, and its lower reaches form part of the Lower Rio Grande Valley National Wildlife Refuge, a critical habitat corridor.