Hazards CS (tropical revolving storms- hurricane Katrina) Flashcards
what is the occurrence of Hurricane Katrina?
1) first developed 23/9 on SE of Bahamas
2)28/9 cat 4 headed towards coast Mississippi & Louisiana
3) rapidly became cat 5, wind speeds 280km
4) 29/9 hit Louisiana accompanied by massive storm surge ^ 10m high
5) weakened cat 3 storm when reached border of Louisiana/ Mississippi, storm surge smashed entire gulf coast as passed
DEVELOPED AS MOVED TOWARDS MISSISSIPI/ LOUISIAN AND New Orleans
storm surge development?
- intense low pressure & strong winds.. flows sea level to rise… flooding coastal areas
what was the impact of the hurricane on 28/09? 2
- mayor of New Orleans ordered general evacuation of city, (150,000 remained by choice)
- seek protection in Louisiana superdrome, basic supplies supported 150,000 people
what impact was there on power?
-5 mill without power, 2 months for reconnection
what was impact on refugees?
1 million refuges was being taken in by every state in America
what impacts did flooding have on New Orleans?
80% New Orleans deluged In flood water= looters ran riots, 1800 killed, thousands injured
what was the £ impacts? 2
- TOTAL $200bn,
- price of oil ^ then price of petrol in UK reached £1 per lower first time ever
what was the impacts on erosion?
coastal erosion, lost us 20% of marshland
what was a positive management response?
national response plan was local gov respond until resources were exhausted
what was a negative management plan ?
inadequate planning & communication system
3 short term responses?
- search/ rescue
- 60,000 stranded in New Orleans, coast guard rescued more than 33,500
- few died
name 4 long term presences
- $10.5 bn in aid
- FEMA provided housing for 700,00 only 1/5 provided= housing shortage
- FEMA paid temp hotel coats of 12,00 families
- 4yrs later, thousands of families still being accommodated in temp trailer parks
