The Hindu 24.09.2009
Rainwater harvesting rules draft notification issued
Staff Reporter
BANGALORE: The draft regulations making rainwater harvesting mandatory on the buildings in Bangalore have been notified by the State Government.
The regulations had been prepared for the amended Act by a committee appointed by BWSSB, a release said.
The regulations follow the amendment brought to the Bangalore Water Supply and Sewerage Board Act recently.
The public might view the draft regulations on www.bwssb.org and submit their suggestions on or before October 1.
It has details on the roof-based rainwater harvesting and land-based rainwater harvesting and has putforth design criteria to be followed for both. For the roof-based rainwater, the regulation states it should be harvested through a storage tank or recharged through an open well or a borewell in the building irrespective of the nature of sub-soil conditions.
Land-based rainwater
For land-based rainwater from open spaces around the buildings/gardens and parks, water should be harvested using appropriate groundwater recharge structures, depending on the nature of the sub-soil conditions.
The regulation has stipulated timeframe for erecting rainwater harvesting structures in buildings that come up on an area of 1,200 sq. ft. and above and those that are in the site area of 2,400 sq ft. and above.
