Overview
Benjamín Hill wastewater treatment plant serves approximately 5,100 residents in Sonora, Mexico. The facility operates under Mexico's national water regulations for small agglomerations.
The Benjamín Hill wastewater treatment plant is located in the town of Benjamín Hill, Sonora, Mexico. It serves a population of about 5,100 people, classifying it as a small-scale municipal facility in a semi-arid region of northern Mexico. As a small agglomeration, the plant is subject to Mexico's federal water quality standards (NOM-001-SEMARNAT) which set discharge limits for conventional pollutants. Plants of this size typically employ primary or secondary treatment systems to meet regulatory requirements. The treated effluent likely discharges into local arroyos or dry riverbeds that flow intermittently, eventually reaching the Gulf of California via the Sonora River basin. The surrounding environment is characterized by desert scrub and seasonal watercourses that support limited but adapted aquatic life.
Environmental context
The plant's discharge enters the Sonora River basin, an arid watershed that drains into the Gulf of California. This region experiences seasonal rainfall and supports desert-adapted species. Downstream ecosystems include ephemeral wetlands and estuaries that provide critical habitat for migratory birds and native fish. Protecting water quality in this basin is essential for maintaining the ecological balance of the Gulf's coastal zone.
Frequently asked questions
The plant is located in the town of Benjamín Hill, in the state of Sonora, Mexico. Its address is in the Dávila area of Benjamín Hill.
The plant serves approximately 5,100 residents, making it a small-scale municipal facility.
The treated effluent is likely discharged into local arroyos that flow into the Sonora River basin, eventually reaching the Gulf of California.
The plant operates under Mexico's NOM-001-SEMARNAT standard, which sets maximum permissible limits for pollutants in wastewater discharges into national waters.
For small agglomerations in Mexico, primary or secondary treatment is typical, often using stabilization ponds or activated sludge systems to meet regulatory discharge limits.
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