For towns with aging concrete water tanks, the dilemma is usually the same: repair or build new. In repair, re-waterproofing can buy another decade or two so they can budget for the new expense.

COIMBATORE: Open wells and uncovered water tanks in the surrounding areas of Kotagiri forest range in the Nilgiris forest ...

Self-Help has 1,500 tanks serving households that have lost wells. The majority of those are from past years. Because there ...