Campestre Wastewater Treatment Plant, León, Guanajuato, Mexico

Campestre is a municipal wastewater treatment plant located in León, the largest city in Guanajuato, Mexico. The plant serves a population of approximately 13,691 residents, classifying it as a small to medium agglomeration under Mexican wastewater standards. Its location in the Bajío region places it within an important industrial and agricultural hub. As a Mexican wastewater facility, Campestre operates under the framework of the Ley de Aguas Nacionales and NOM-001-SEMARNAT-2021, which set discharge standards for pollutants. For plants serving populations around 13,000, secondary treatment is typically required to meet these standards. Regulatory compliance is expected to align with national norms for municipal wastewater. The plant discharges into the Lerma River basin, which flows into Lake Chapala, Mexico's largest freshwater lake, and eventually to the Pacific Ocean. The Lerma-Chapala basin is a critical water resource for central Mexico, supporting agriculture, industry, and biodiversity. Proper treatment at Campestre helps protect downstream water quality and aquatic ecosystems in this ecologically sensitive region.

Campestre discharges into the Lerma River basin, which drains into Lake Chapala and ultimately the Pacific Ocean via the Santiago River. The Lerma-Chapala watershed is a vital freshwater resource for central Mexico, supporting diverse aquatic life and migratory birds. The region faces challenges from agricultural runoff and industrial pollution, making effective wastewater treatment essential for maintaining water quality and ecosystem health.