This SlideShare is about "Water Tariff in Apartment Communities" presented by Avinash Krishnamurthy of Biome Solutions during "The Water Workshop for Apartment Communities" conducted by ApartmentADDA on 25-Feb-2012. The presentation begins about details on why water Tariffs are important in Apartment Complexes. Then it explains about the Production cost of water, Principles for Tariff setting, Demand Management and Waste water Management. To get more details on water workshops check the link here http://apartmentadda.com/blog/water-workshop-for-apartments-report/

1. The Wishing Well As presented in Water Workshop organized by ApartmentADDA.com Avinash Krishnamurthy (avinash@biome-solutions.com) Biome Environmental Trust Rainwater Club Biome Environmental solutions Pvt Ltd

6. Metering a Borewell – Electricity and Water Knowing your numbers

7. Every household connection METERED !!!!

8. An Ecological Framework : Water Balance

10. Production cost of water Cost component Example expenses Example Sources of data Cost of maintaining source groundwater management and borewell maintenance Cost accounting monies spent on these (Bills) Cost of pumping from source Borewell / well pumping costs Electricity bills Cost of treating source quality to consumption quality RO system for TDS management Electricity and “Outsourcing” bills Cost of distribution pumping and distribution maintenance Hydro pneumatic pumping, valves, pipes maintenance Electricity and maintenance bills Cost of Conveying waste Sanitation pipes maintenance Cost accounting monies spent on these (Bills) Cost of Waste Water treatment STP running costs Electricity and “Outsourcing” bills Cost of Treated Waste water disposal “ Pumps to throw it out” / Wells to recharge treated waste water to ground / reuse for gardening Cost accounting monies spent on these (Bills) and Electricity bills Ecological Cost of Water : Cost of Returning it to nature at the same quality you extracted it

19. A yielding recharge well !!

21. Rainwater sent for recharge Recharging a bore well Outlet pipe in recharge well

24. Waste Water Management What goes around comes around Bangalore Ground water has high nitrates (upto 100-150) Waste Water you throw out comes Back into your borewell

25. Waste Water Management Is your STP working or is it just getting rid of your waste water ? Do you do regular checks of STP output water ? Is the contract with your STP operator linked to quality of output ? Does he have metrics of performance ? Can you reuse waste water ? Can you separate out different kinds of waste water ? Does your flushing need good quality water ? Can you treat waste water to good enough quality that you can recharge it ?

26. Dewats

27. Dewats with Grey water recycle Reuse Waste Water (eg: Grey for flushing, Treated black/grey for irrigation) And use the treated waste water to irrigate Your roof farm that produces food

28. Getting Maverick : Turn sewage to a nutrient through Eco-san

30. Kunju Azhil, 57 Started digging surangas when was 16 Surangas of Kasargod

32. How much water do I use ? Real Consumption range : from 50 to 300 liters per person per day National Town planning Norms : Urban : 135 Lpcd Rural (Karnataka) : 55 Lpcd How much Water do YOU Use ? Use Litres/person Drinking 3 Cooking 4 Bathing 20 Flushing 40 Washing-clothes 25 Washing Utensils 20 Gardening 23 Total 135