Overview
Jaen vieja wastewater treatment plant serves the city of Jaén in Cajamarca, Peru, with a population of approximately 101,000. The plant is located inland, over 50 km from the coast.
Jaen vieja is a wastewater treatment plant located in Jaén, a city in the Cajamarca region of northern Peru. The plant serves a population of about 101,000 people, placing it in the category of a medium-to-large agglomeration for the region. Its location along the PE-5N highway in the El Arenal area provides access for municipal wastewater collection. Under Peruvian regulations, wastewater treatment plants serving populations over 50,000 are expected to provide at least secondary treatment to meet national discharge standards. The plant operates within the framework of Peru's environmental legislation, which aligns with international best practices for water quality management. The plant's scale suggests it plays a key role in local sanitation infrastructure. The treated effluent from Jaen vieja likely discharges into a tributary of the Marañón River, which flows through the Amazon basin. This river system supports diverse aquatic life and is part of the larger Amazon watershed, one of the most biodiverse regions on Earth. Proper treatment is essential to protect downstream ecosystems and communities that rely on these waters.
Environmental context
The plant's discharge likely enters a local watercourse that feeds into the Marañón River, a major tributary of the Amazon River. The Amazon basin is ecologically sensitive, supporting a vast array of fish, amphibians, and riparian species. Effective wastewater treatment helps prevent nutrient pollution and pathogen contamination, preserving water quality for downstream ecosystems and human use.
Frequently asked questions
Jaen vieja is located on the PE-5N highway in the El Arenal area of Jaén, Cajamarca, Peru.
The plant serves approximately 101,000 people in the city of Jaén and surrounding areas.
The treated effluent likely discharges into a local watercourse that flows into the Marañón River, part of the Amazon River basin.
Peruvian environmental law requires wastewater treatment plants to meet national discharge standards. Plants serving over 50,000 people typically need secondary treatment to comply with these regulations.
For agglomerations of this size, secondary treatment (such as activated sludge or stabilization ponds) is standard to reduce organic matter and pathogens before discharge.
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