Theivanai Ammal College for Women

Rainwater Harvesting

Institution has adopted rain water harvesting facility in all the buildings of the college and including hostel.
It has been implemented for the main and new blocks with the capacity receiving 2mm rain at instance and pit size is 05 X 05 X 05 feet and it has been well maintained.
Rain water is collected from rooftops of buildings from existing down tank, connected to a common header and led to a trickling sand filter.
Rain water accumulation and harvesting is done to improve ground water level. Rain water is harvested from the terrace of the main block with the help of pipe lines to a small tank that forms a temporary storage space for rain water accumulation and facilitates in increase of ground water level and get benefited especially during summer.
The excess water is carried away with liquid waste.
Rain water tank is constructed in the dimension specified by the municipality for the New block and pipes from the terrace connect the pit and the terrace water outlets.
Storage sump has been constructed with concrete in order to maintain the quality of the water in storage.
Water from the rooftop will be sent to water storage sump at ground floor. Environment club has an active role in maintaining the Rain water tank.
Rain water harvesting also helps in replenishing the depletion of ground water level.