Calangute Wastewater Treatment Plant, Marra, Goa, India

The Calangute wastewater treatment plant is located in Marra, a locality in the Bardez taluka of North Goa, India. Designed to serve a population of 534, the plant is currently under construction and will provide secondary treatment for municipal wastewater. Its location in the coastal region of Goa places it within the sensitive coastal ecosystem of the Arabian Sea. As a secondary treatment facility, the plant will meet the standards expected under India's environmental regulations, which require treatment before discharge into water bodies. Ensuring adequate treatment for the local community. Once operational, the plant will contribute to reducing untreated wastewater discharge in the area. The plant's proximity to the coast (within 10 km) means its treated effluent will eventually reach the Arabian Sea, likely via local streams or groundwater. This coastal discharge requires careful management to protect marine biodiversity and coastal water quality. The plant's operation will help mitigate pollution in the region's beaches and estuaries, which are vital for tourism and local fisheries.

The Calangute plant is situated in the coastal belt of Goa, within the watershed that drains into the Arabian Sea. The region's rivers and groundwater systems flow westward, carrying treated effluent to the sea. The coastal waters support diverse marine life, including coral reefs and fish populations, and are important for tourism. Proper treatment is essential to prevent nutrient loading and contamination of these sensitive coastal habitats.