Cachiche Wastewater Treatment Plant, Ica, Peru

Cachiche is a wastewater treatment plant located in Ica, Peru, serving a population of approximately 157,242. The plant is situated in the Ica region, an arid coastal area known for agriculture and viticulture. As a large agglomeration, it plays a crucial role in managing municipal wastewater for the city of Ica. The plant has a designed capacity of 1. In Peru, wastewater treatment plants are regulated under the Ministry of Housing, Construction and Sanitation and must comply with the Environmental Quality Standards for water. For a plant of this scale, secondary treatment is typically required to meet discharge standards. The treated effluent likely discharges into the Ica River or its tributaries, which flow into the Pacific Ocean. The region's water resources are critical for irrigation and domestic use, making proper treatment essential for protecting downstream ecosystems and public health.

The plant is located in the Ica River basin, which drains into the Pacific Ocean. The Ica Valley is an important agricultural area, and the river supports irrigation for vineyards and other crops. Downstream, the river flows through a desert landscape before reaching the coast, where it contributes to coastal water quality. Proper treatment is vital to prevent nutrient loading and protect marine habitats.