Lecheria Wastewater Treatment Plant, Cuautitlán Izcalli, Estado de México

Lecheria is a wastewater treatment plant located in Cuautitlán Izcalli, Estado de México, Mexico. It serves a population of approximately 146,036 people, placing it in the large agglomeration category under Mexican regulations. The plant's designed capacity is 1. As a large-scale facility in Mexico, Lecheria operates under the national water quality standards (NOM-001-SEMARNAT-1996) which set discharge limits for pollutants. Plants serving over 100,000 people are typically expected to provide at least secondary treatment to meet these standards. The regulatory framework ensures that treated effluent complies with environmental requirements before discharge. The plant's treated wastewater ultimately drains into the local watershed, which is part of the Pánuco River basin. This basin flows into the Gulf of Mexico, supporting diverse aquatic ecosystems. The plant plays a critical role in protecting downstream water quality and public health in the densely populated Mexico City metropolitan area.

Lecheria's treated effluent enters the local drainage network within the Pánuco River basin, which flows northeastward into the Gulf of Mexico. This watershed supports a variety of aquatic life and is an important resource for agriculture and industry in the region. The plant's operations help mitigate pollution impacts on downstream ecosystems, including sensitive coastal zones near the Gulf.