URBAN FLOOD MANAGEMENT
- Record amounts of rain have hit Chennai and other parts of northern Tamil Nadu. A low-pressure area over the Bay of Bengal has meant that Tamil Nadu, coastal Andhra Pradesh and parts of Sri Lanka have been battered by rainfall.
- Among the reasons being given for the flooding in Chennai is the volume of rainfall: during the first 24 hours of heavy rain, Chennai received 246.5 mm rainfall, breaking the record of November 2005 which saw 142.4 mm. The highest rainfall during the north-east monsoon was in November 1976, when the city recorded a rainfall of 452.4 mm
Reasons for urban flooding
- Poor drainage systems in the cities..
- Widespread encroachments
- Poor water management practices.
- The state’s failure to create proper storage, systems or infrastructure to save the water.
- Unchecked real estate problems
- Slums has also been the major problem in urban floods
- Development natural lakes and inter-linked drainage systems that help replenish groundwater
- Desilting of drains and water channels should be undertaken
- Proper drainage system should be in cities
- CIvic infrastructure in the added areas should also be significantly enhanced.
- Govt should undertake proper policy action
- Distaster management teams has to be halted in major cities AND PROPER coordination with other departments.
- Capacity building of NDRF
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