Featuring the best of green in Chennai

Sabari Terrace in OMR harvests about 25,000 L of Rainwater in an Hour


Sabari Terrace in OMR implemented effective rainwater harvesting, waste management and tree plantation measures within the apartment premises.

Product or concept

Initiated the construction of rainwater harvesting structures and waste management strategies with the apartment community.

Problem being solved

To reduce dependency on external sources for water and waste management related concerns.

Process or technology involved

Rainwater Harvesting at the Apartment:

  • Building's terraces are connected to let rainwater into two tanks of 3,000 litre capacity each, where water is allowed to stay to allow mud and solid particles to settle down
  • The tanks are connected to the underground sump of 100,000 litres from where water goes to a treatment plant, and is collected in another sump to be directed for use.

Adopted vermicomposting where vegetable waste, dry leaves and flowers are being converted into manure.

Planting fruit trees and vertical gardens in the apartment premises to increase green cover.

Sustainability benefits

  • Rainwater system in the complex helps the residents collect a little over one litre per square foot in their terrace.
  • Planting of the fruit trees allowed to bring back the urban biodiversity of birds in the area.

User segments that will benefit

  • Apartment communities
  • Resident Welfare Associations

People or organizations involved

  • Sekhar Raghavan, Rain Centre
  • Sabari Terrace Welfare Association

Innovations or USPs

  • Planting of fruit trees and growing terrace gardens and vertical gardens.
  • Water savings due to network of rainwater harvesting structures constructed.
  • Implementing steps to ensure source segregation and composting takes place for the apartment community

Awards & recognitions

Tamil Nadu Pollution Control Board had bestowed the Green Award in 2018 to Sabari Terrace for their efforts in self-sufficiency in using resources.

Apartment is located at:



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Know more about the people behind this

A Chennai Couple Saved 30,000 Litres Water By Rain Water Harvesting : The article focuses on the association's motivation behind making their apartment community more sustainable.

Pioneering RWAs felicitated with Green Awards : The article looks at the association's efforts in implementing rainwater harvesting, composting and tree plantation initiatives at the apartment's premises.

Make a visit to get a first-hand experience

Sabari Terrace Apartment Owners' Association : For information regarding the apartment, you can contact the association through their website.

Harsha Koda : For more information regarding the sustainable measures taken by the apartment, you can contact Harsha through LinkedIn.

Involve yourself/participate in activities

Purchase the product/solution

Connect with experts

Kabadiwalla Connect : Kabadiwalla Connect is a waste management solution company that has recently ventured into upcycling.

Sekar Raghavan, Rain Centre : Akash Ganga Trust (Rain Centre) has several training programs that help one understand a suitable solution for their respective homes/complexes.

E-waste Chennai : The company helps in e waste recycling and disposal. For more information, you can contact them through their website.

Experiment through do-it-yourself projects

Green Apartment Checklist: Turn Your Home into a Green, Clean Oasis : The article provides areas in an apartment that can be looked from an environmental point of view.

How To Turn Your Apartment Into A Sustainable Home? : The illustration in the website provides a creative strategy to green a single unit in an apartment.

How to Make Your Home an Eco-Friendly Space? Here Are 8 Simple & Highly Effective Ideas : The article sheds light on several environmental measures that can be taken up by Resident Welfare Organisations in Apartments.

Learn more

Tools to Engage Residents in Green and Healthy Living : The article provides case studies of how different apartments have engaged their communities in sustainability projects.

Residential Apartments Sustainability Plan : The report contains innovative strategies to raise the performance measures of apartment communities with respect to their environmental initiatives.