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Chennai City Sewerage System was designed in 1910 for an estimated 1961 population of 6.6 lakhs. A comprehensive improvement to the city sewage system was designed in 1958 for an estimated 1976 population of 25.5 lakhs and 1991 population of 27.2 lakhs at a sewage flow rate of 110 lpcd in 1976 and 180 lpcd in 1991; the city was also divided ...
Tamil Nadu Water Supply and Drainage Board (TWAD Board) is a public agency formed by the Government of Tamil Nadu, under the Municipal Administration and Water Supply Department, assigned with the task of implementing all water supply and sewerage schemes to the state of Tamil Nadu (except the Chennai Metropolitan Area).
Chennai is entirely dependent on ground water resources to meet its water needs. Ground water resources in Chennai are replenished by rainwater and the city's average rainfall is 1,276 mm. [7] Chennai receives about 985 million liters per day (mld) from various sources against the required amount of 1,200 mld. This demand is expected to rise to ...
The local administration under the department consists of 15 municipal corporations, 121 municipalities and 528 town panchayats. [2] [3] Greater Chennai Corporation, established in 1688, is the second oldest in the world and Tamil Nadu was the first state to establish town panchayats as a new administrative unit.
State Commission can accept complaints from consumer if the value of goods or services is more than ₹1 crore but less than ₹10 crores ( earlier limit was between ₹20 lakh and ₹1 crore). [14] [15] National Commission can accept complaints from consumer if the value of goods or services is more than 10 crores.
The most polluted waterway in Chennai. [21] Sewage and industrial effluents from industrial and agricultural units in Chennai, including North Chennai Thermal Power Station. Nearly 60% of the estimated 55 million litres of untreated sewage produced by Chennai is dumped into it daily. [21]
For years, tenants at a large South L.A. apartment complex have complained about serious health and safety problems at their apartments. But city and county inspectors haven't fixed the issues.
In India, wastewater treatment regulations come under three central institutions, the ministries of forest, climate change housing, urban affairs and water. [55] The various water and sanitation policies such as the "National Environment Policy 2006" and "National Sanitation Policy 2008" also lay down wastewater treatment regulations.