Overview
OtAez wastewater treatment plant serves the community of Otáez, Durango, Mexico. It provides secondary treatment with a designed capacity of 86.40 volume units and treats an average daily flow of 77.76 volume units.
The OtAez wastewater treatment plant is located in Otáez, a municipality in the state of Durango, Mexico. It serves a population of approximately 821 residents, providing essential sanitation services for this small community in the Sierra Madre Occidental region. The plant operates with secondary treatment, which is appropriate for its scale. Under Mexican regulations (NOM-001-SEMARNAT-1996), secondary treatment is required for discharges into national waters to meet quality standards. The plant's designed capacity is 86.40 volume units, and it currently treats an average of 77.76 volume units, indicating it is operating below its full capacity. The treated effluent is discharged into local water bodies that eventually drain into the Pacific Ocean via the Presidio River basin. The surrounding ecosystem includes semi-arid forests and supports diverse wildlife. Proper wastewater treatment is crucial to protect downstream water quality and aquatic habitats in this ecologically sensitive region.
Environmental context
The Otáez plant discharges into the Presidio River watershed, which flows through the Sierra Madre Occidental and ultimately reaches the Pacific Ocean. This region supports diverse ecosystems including dry forests and riparian habitats. Effective treatment helps maintain water quality for downstream communities and aquatic life in the river system.
Frequently asked questions
The OtAez plant is located in Otáez, a municipality in the state of Durango, Mexico. It serves the local community in the Sierra Madre Occidental region.
The plant serves a population of approximately 821 residents, making it a small-scale facility designed for a rural community.
The plant provides secondary treatment, which typically involves biological processes to remove organic matter and suspended solids. This level of treatment meets Mexican standards for discharge into national waters.
The plant discharges into the Presidio River watershed, which flows through Durango and eventually reaches the Pacific Ocean. Proper treatment helps protect this river system and downstream ecosystems.
The plant operates under Mexico's NOM-001-SEMARNAT-1996, which sets maximum pollutant limits for wastewater discharges into national waters. Secondary treatment is required for this scale of facility to comply with environmental standards.
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