Ground water levels are fast depleting in urban areas due to overdraft. It is an alternate source to limited surface water supplies. This paper provides count on tube wells estimating dependence, draft, cost-dynamics and depletion in Ward No. 39 of Bangalore City Corporation. Survey to document every tube well was conducted supported with focus group discussions. Striking realities indicate 873 tubewells4 within a small area of 2.9 Sq. Km, an investment of 3.55 crores, the depletion levels dwindling from 90 feet in 1970’s to 500 feet at present.