Overview
Tiruvannamalai Municipality STP serves approximately 58,000 residents in Tamil Nadu, India. The operational plant treats wastewater from the city and discharges into the local environment.
Tiruvannamalai Municipality STP is a wastewater treatment facility located in Tiruvannamalai, Tamil Nadu, India. The plant serves a population of about 58,126 people, making it a medium-sized agglomeration under Indian urban wastewater management standards. It is situated inland, more than 50 km from the coast. The plant is operational and treats municipal wastewater. Indian wastewater treatment plants of this scale typically employ secondary treatment technologies such as activated sludge or sequencing batch reactors. The plant operates under India's environmental regulations, including the Water (Prevention and Control of Pollution) Act, 1974, and is subject to standards set by the Tamil Nadu Pollution Control Board. The treated effluent is discharged into local water bodies, likely contributing to the drainage system of the region. Tiruvannamalai lies in the Palar River basin, which flows eastward into the Bay of Bengal. The plant plays a crucial role in protecting local water quality and downstream ecosystems from untreated sewage.
Environmental context
The plant discharges into the Palar River basin, which drains into the Bay of Bengal. The Palar River supports agricultural activities and provides water for communities downstream. The region's semi-arid climate makes water quality management critical for sustaining local livelihoods and aquatic biodiversity. The plant helps reduce pollution loads that could otherwise impact the river's ecological health.
Frequently asked questions
The plant is located in Tiruvannamalai, Tamil Nadu, India, with the postal code 606602.
The plant serves approximately 58,126 residents of Tiruvannamalai city.
The treated effluent is discharged into local water bodies within the Palar River basin, which ultimately flows into the Bay of Bengal.
The plant operates under India's Water (Prevention and Control of Pollution) Act, 1974, and is regulated by the Tamil Nadu Pollution Control Board, which sets discharge standards for municipal wastewater.
For medium-sized agglomerations in India, secondary treatment technologies such as activated sludge, sequencing batch reactors, or upflow anaerobic sludge blanket reactors are commonly used to meet regulatory standards.
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