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REASONS BEHIND FLOOD IN CHENNAI

Reasons behind flood in chennai

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Page 1: Reasons behind flood in chennai

REASONS BEHIND FLOOD IN CHENNAI

Page 2: Reasons behind flood in chennai

Preliminary flood damage is Rs8481 cr.

Loss of Rs100000 cr. has been estimated

Over 60,000 hectares of farmland has been destroyed

CM Jayalalithaa requested PM Narendra Modi to declare the flooding as a “national calamity”

Jayalalithaa has asked central government for financial aid of Rs 2000 cr.

LOSSES DUE TO FLOOD

Page 3: Reasons behind flood in chennai

Road vanished

Water in house

House destroyed

Around 400 have died and over 18 lakh people were shifted to safe place

Colleges, schools and markets were closed

More rain due to low pressure in bay of Bengal

EFFECTS OF FLOOD IN CHENNAI

Page 4: Reasons behind flood in chennai

City recorded a whopping 1218.6 mm of rain in November

On December 1, Chennai has received a record breaking 272 mm of rainfall in 12hrs

The city’s normal rainfall for December stands at 191 mm

Chennai broke over a 100 year old 24 hour rainfall record

On December 10, 1901, Chennai had recorded 261.6 mm rainfall in a span of 24 hours

Chennai broke monthly rainfall record of December 1910

AMOUNT OF RAIN IN CHENNAI

Page 5: Reasons behind flood in chennai

New constructions have popped up all round the city like mushroom

New airport is being constructed in Chennai in the basin of Adyan River in Chennai

A bus terminal is being constructed in the flood prone area of Koyambedu

MRTS(Mass rapid transit system) has been constructed over Buckingham canal and Pallikaranai

NEW CONSTRUCTIONS IN CHENNAI

Page 6: Reasons behind flood in chennai

Expressways and bypass roads have been constructed in an autocratic manner

No proper drainage of rain water

Many lakes and pond have been replaced by IT Corridor

Engineering colleges and etc. have been constructed over there on the pathways followed by the drainage of water

Automobile and telecom SEZ as well as residential areas are made in low-lying area were lakes

NEW CONSTRUCTIONS IN CHENNAI

Page 7: Reasons behind flood in chennai

Pallikaranai marshland in a southern suburb of Chennai, it used to absorb the rainfall that occurred in a area of about 250 square kilometer

Some years ago it was spread in a area of about 50 square kilometer but now it has been reduced to only 4.35 square kilometer

PALLIKARANAI MARSHLAND

Page 8: Reasons behind flood in chennai

Two big roads passing through it stopped the flow and drainage of water

This marshland also used to house for animals and birds but now it has been captured by humans

In order to provide basic infrastructure to city, water-reservoir were not used properly and the natural ecosystem was destroyed

PALLIKARANAI MARSHLAND

Page 9: Reasons behind flood in chennai

IAS OFFICER WAS TRANSFERRED FOR WARNING ABOUT THE CHENNAI FLOOD

Corporation of Chennai removed Corporation works department joint commissioner Dr. Vijay Pingale for being stringent against the contractors

Before three days, he named contractors who botched up road work in the city and fined them

The recent rains showed the pathetic road works done by contractors

Pingale, fined nine contractors Rs. 2 Crores for building low quality roads

Page 10: Reasons behind flood in chennai

In our eagerness to create we have destroyed the natural safe guards that have been in place for thousands of years and this will be every expensive for us

Page 11: Reasons behind flood in chennai