Dec 26, 2004 on sunday, december 26, 2004, a significant earthquake occurred off the western coast of indonesias sumatra island. Dec 12, 2011 back in july, we announced our initiative to digitally archive the areas of northeastern japan affected by the march 11 earthquake and tsunami. The greater metro manila area gmma including the adjacent regions of. More earthquakes strike three gorges dam region probe. Philippine government admits angat dam is cracked ooskanews. A database management system dbms will be coupled to gis and topographic and bathymetric charts, remote sensing data, thematic maps of the coastal zone land and sea, and attribute data like biological and. Angat dam, where 97% of metro manila gets its water supply, is also near. In coastal urban areas tsunami hazard maps were developed and evacuation plans made.
Very old or poorly built houses and manmade structures are slightly damaged though wellbuilt structures are not affected. Tsunami mitigation and prevention university of washington. Npc allays fears of angat dam break in case of big one philippine. Tsunamis can occur close to the shore or travel thousands of miles if the disturbance occurs in the deep ocean. Rimpelingen in het water beginnen horizontaal te bewegen. Hardest hit were phuket island, thailand, the southern coastlines of sri lanka, indonesia and india. As the ocean water comes ashore, drinking water wells can become submerged and potentially contaminated with microorganisms bacteria, viruses, parasites and chemicals that can adversely affect human health. Yet first choices sales to tsunamiaffected areas remain lower than they were last year. Coasts of honshu, japan, bali sea, new britain region, solomon island, off coast of central chile, sandwich islands regions, south flank of kilauea volcano, oahu and molokai. The director of the philippines national disaster risk and reduction management council, edgardo ollet, acknowledged last week that angat dam. The giant wave, called a tsunami, washed people out of their homes and swept them off beaches. As of today, nearly 15,000 deaths have been confirmed, and more than 10,000 remain listed. Today, were making good on that promiseafter driving more than 44,000 kilometers through the affected regions, 360degree panoramic imagery of those areas is now available through the street view. Her areas of specialization include hydrometeorology, disaster risk reduction and.
Earthquake, tsunami and fukushima nuclear crisis in japan, one year after media impact analysis. Groundwaterseawater interactions in tsunami affected. Gonzalez2 the phenomenon we call tsunami soonahmee is a. Despite the time lapse, locals and tourists were caught. Map on bangladesh and 7 other countries about food and nutrition, health, earthquake, tsunami and more. On average the section affected was about 1 km inland along the eastern coast.
Over a thousand people have been killed in tidal waves in tamil nadu, guntur and andaman and nicobar islands. The dam or parts of the dam may move vertically, horizontally or a combination of both resulting in vertical cracks or settlement of the dam. Specifically, the andaman islands were moderately affected while the island of little andaman and the nicobar islands were severely affected by the tsunami. Places affected by the post earthquake tsunami are. According to official estimates in india, 10,6 people were killed and hundreds of thousands made homeless when a tsunami triggered by the 2004 indian ocean earthquake near the indonesian island of sumatra struck the southern coast on 26 december 2004. Impacts of the 2004 tsunami on groundwater resources in sri lanka. Rebuilding of tsunami affected areas in the southern. Alaska hit by powerful earthquake, buildings damaged the. Angat dam manilas main water reservoir falls below. Groundwaterseawater interactions in tsunami affected areas 23 the selected tsunamieffected regions. Provincial disaster risk reduction and management office head. Manila is known to be prone to natural hazards such as storm surge, tsunami.
The hydropower generation of the angat dam was hardest hit with a total. Landslide risk prioritization of tsunami affected area in. On sunday, december 26, 2004, a significant earthquake occurred off the western coast of indonesias sumatra island. The water level in angat dam, the main water supply for metro manila fell below the critically low level of 160 m 524. Tsunami affected areas in andhra pradesh maps of india. Through the use of the irs 1d pan and liss 3 merged data and quick bird images, it was found that 1,320 ha of agricultural and nonagricultural lands were affected by the tsunami. A suite of numerical simulation codes known as the most method of splitting tsunami model reference pdf file is capable of simulating three processes of tsunami evolution. Tsunami hazard map of the bellingham area, washington. Effect of the 2004 indian ocean earthquake on india. Apr 15, 2011 some towns in japan already have tsunami escape towers, such as the fivestorey tubeshaped structure in nishiki that doubles as a public museum. Such disturbances include volcanic eruptions, landslides, and underwater explosions, but earthquakes are the most common cause.
Table 1 land use types in tsunami affected areas in takua pa district. Tsunami impacts on shallow groundwater and associated. A feature of this eastern coast is that brackish water ponds cover the first 500m from the seashore, which are. A tsunami is a series of ocean waves that are generated by large movements or other disturbances on the oceans floor. Phivolcs are of the opinion that the west valley fault runs 200 meters east of the main dyke and any movement may affect the local fault. This article lists the countries affected by the 2004 indian ocean earthquake and the resulting tsunami in alphabetical order for detailed information about each country affected by the earthquake and tsunami, see their individual articles. Authorities say the dam was not affected but they are monitoring the.
The study was carried out in the tsunami affected villages in the coastal nagapattinam with the help of remote sensing and geographical information science tools. Mar 31, 2011 cities most affected by japan earthquake, tsunami and nuclear crisis, in terms of media coverage newsreputation march 31, 2011 see also our special japan one year later, with a summary of all our posts about japan disaster. Welcome to provincial disaster coordinating council. If a tsunami is generated, a tsunami warning is issued and coastal areas are evacuated. The hegben dam is an earth embankment dam with a concrete core and the earthquake had a magnitude of 7. The angat dam and dyke had been in operation for about three decades when phivolcs philippine institute of volcanology and seismology announced in 2002 that the west valley fault also known as marikina fault, is potentially active. Overdependence on angat dam poses a very serious threat with. For example, the 2004 indian ocean tsunami spread disease very quickly amongst survivors, due to rotting corpses, ruined sewer lines and contaminated water supplies. Hardest hit were phuket island, thailand, the southern coastlines of sri lanka, indonesia and. The hydroelectric plant is composed of 4 main units, each with a 50megawatt mw capacity and 5 auxiliary turbines. It was established on the ebana river, a tributary of the abukuma river, 16 km 10 mi west of the city office of sukagawa city. Flooding can also carry sewage and toxic substances around an environment, posing a health risk. Officials manning the now privatized angat hydroelectric power plant said it would take a strong typhoon to raise the dam s water elevation.
The earthquake itself caused severe damage and casualties in northern sumatra. May 09, 2011 two months ago this week, on march 11, the 9. Major large dams with height 100 m in the philippines. Dec 31, 2004 map on bangladesh and 7 other countries about food and nutrition, health, earthquake, tsunami and more. Since 2004 it has provided 4,807,000 people with assistance. Today, were making good on that promiseafter driving more than 44,000 kilometers through the affected regions, 360degree panoramic imagery of those areas is now available through the street view feature in. Mar 15, 2011 nasa satellite sees area affected by japan tsunami 03.
Bbc news business high hopes for tsunamihit tourist. The mountain peaks of montalban legit historical name that was changed to its now geographical but politically bootleg name rodriguez may all be that stand between metro manila, which by then may be reeling from the destruction of a megaquake, and angat dam, which could inflict further catastrophic damage had not these mountain peaks instead divert the destructive waters and flood to. Ang strengthening po ng angat dam is based po dun sa 7. A megatsunami affected the coast of southcentral chile in the pliocene as evidenced by the sedimentary record of ranquil formation. The west yellowstone earthquake of 1959 damaged the hegben dam in montana. Tsunami damage is first caused by the immense force of the tidal wave hitting the shoreline. According to swedish authorities, some 20,00030,000 citizens were in the tsunamiaffected areas at the time, mainly in thai resorts. A tsunami warning was issued for the cook inlet and the kenai peninsula following the massive quake but was quickly lifted. The effects of the tsunami on the country during this period. Before below and after above satellite images of flooding from the tsunami near sendai, japan, following the massive and devastating earthquake on march 11, 2011 the above images are from nasas terra satellite. A feature of this eastern coast is that brackish water ponds cover the first 500m from the seashore, which are then followed by the paddy areas. Undertake feasibility studies on various aspects of disaster management in order to be able. Japan earthquake map and sendai tsunami flood area.
Jun 06, 2018 the effects of a tsunami are devastating. The study was done in 6 provinces including ranong, phangnga, krabi, phuket, trang, and satun fig. Ranjith senaratne chairman wasantha wijesinghe pamoda jayaratne malsha seneviratne cover design and typesetting. If the 50year old ticking time bomb of angat dam collapses, it will be a total disaster. Residents posted pictures and videos to twitter of damage to their homes and stores belongings knocked off of shelves, broken windows and pictures scattered on the floor. Cities most affected by japan earthquake, tsunami and nuclear. Latest tsunami warning maps tue, january 23, 2018 alaska has been hit by an 8. Meanwhile, meralco assures the metropolitan area uninterrupted. It was followed by strong aftershocks on the andaman and nicobar. This planning saved lives following the great 2010 earthquake as many people evacuated hazard zones successfully. Impacts of the 2004 tsunami on groundwater resources in. See also our special japan one year later, with a summary of all our posts about japan disaster. Seawater infiltrated through the shallow vadose zone as well as entered. The tsunami survey was carried out in little andaman, south andaman, mainly in and around port blair, car nicobar along the kankanamus sector, and great nicobar.
Nasa satellite sees area affected by japan tsunami 03. Tsunami hazard maps pacific northwest seismic network. Any building built below the 20foot elevation contour line had. Modeled tsunami inundation from a cascadia subduction zone earthquake by timothy j. The force of a tsunami causes massive damage and loss of life.
In the tsunami affected areas, seawater was found to have infiltrated and mixed with fresh groundwater lenses as indicated by the elevated groundwater salinity levels. Angat dam and dyke strengthening project metropolitan. Cities most affected by japan earthquake, tsunami and. Earthquake, tsunami and fukushima nuclear crisis in japan, one year after media impact analysis in a precedent post we showed the evolution of global media coverage received by cities with more than 100,000 inhabitants in japan since massive earthquake in march 11, 2011. Waves are formed as the displaced water mass, which acts under the influence of gravity, attempts to regain its equilibrium. Uaf is an aaeo employer and educational institution and. In the tsunamiaffected areas, seawater was found to have infiltrated and. With waves traveling 500 mph across the indian ocean, the tsunami hit the coastal provinces of phang nga and phuket an hour and a half later. Over killed as tsunami hits eastern and south coastal areas in india.
The water level in angat dam, the main water supply for metro manila. The most destructive tsunamis in history sms tsunami warning. The national water resources board has kept the flow from angat dam normal, betting we will get enough rain in june to refill it. Map of tsunami affected areas the account of the great tsunami december 26th 2004 the sumatraandaman islands earthquake and tsunami of 26 dec 2004 this is the fourth largest earthquake in the world since 1900 and is the largest since the 1964 prince william sound, alaska earthquake. Angat dam manilas main water reservoir falls below critical low. In alaska, in 1964, an earthquake broke the oil tanks, which caught fire. Floods maintain as the major natural disaster that affects the province of bulacan. What dangers await when the west valley fault moves. Apr 02, 2014 the mountain peaks of montalban legit historical name that was changed to its now geographical but politically bootleg name rodriguez may all be that stand between metro manila, which by then may be reeling from the destruction of a megaquake, and angat dam, which could inflict further catastrophic damage had not these mountain peaks instead divert the destructive waters and flood to the. The sea salts associated with saltwater flooding of coastal drinking water supplies are not an immediate health threat.
Ofr 200415, tsunami hazard map of the bellingham area. Some towns in japan already have tsunami escape towers, such as the fivestorey tubeshaped structure in nishiki that doubles as a public museum. Over the past 150 years, destructive and deadly tsunamis have struck hawaii, alaska, california, oregon, washington, american samoa, puerto rico, and the u. Construction on the dam commenced in 1937 and it was completed in 1949 after construction was halted due to world war ii. Adjusting these 1987 estimates for inflation and for population growth suggests that. The first task of the puerto rico seismic network tsunami program is the preparation of flood maps for the archipelago of puerto rico. He made it clear that the reported crack in angat dam is just a projection. Tsunami flooding then continues to cause damage for several more weeks. Where is the tsunami warning in force on the us coast and canada. All new buildings had to conform to urban design and building design standards.
Map of affected areas by earthquake and tsunami in japan 2011. Lhokseumawe, in the eastern coast, was identified as the start of the tsunami affected area. Bbc news business high hopes for tsunamihit tourist resorts. The plan determined safe areas to build based on both the 1946 and 1960 tsunamis that affected the downtown area. Nasa nasa satellite sees area affected by japan tsunami. And the push of saltwater into freshwater sources nearby can disrupt farming. For the preparation of the tsunami flood maps we first had to characterize the systems of local faults which history has shown as the main threat for earthquake tsunamis. Community tsunami earlywarning centre map of tsunami. Groundwaterseawater interactions in tsunami affected areas. Effect of the 2004 indian ocean earthquake on india wikipedia.
Noaa center for tsunami research inundation mapping. Tsunami advisory a tsunami advisory is issued when a tsunami with the potential to generate strong currents or waves dangerous to those in or very near the water is imminent, expected, or occurring. The places affected by earthquake and tsunami in the world map. A database management system dbms will be coupled to gis and topographic and bathymetric charts, remote sensing data, thematic maps of the coastal zone. Over a thousand people have been killed in tidal waves in tamil nadu, andhra pradesh and andaman and nicobar islands. Cdc provides information for survivors and clinicians on tsunami health and safety concerns including flooding, disease outbreaks, food safety, water quality, and cleanup. The threat may continue for several hours after initial arrival, but significant inundation is not expected for areas under an advisory. Shown in the figure above, left is inundation of the aonae peninsula during the july 12, 1993 hokkaidonanseioki japan tsunami computed with the. The director of the philippines national disaster risk and reduction management council, edgardo ollet, acknowledged last week that angat dam, which supplies the countrys capital city with 97 percent of its drinking water, has structural damage. Countries with a smaller number of casualties, as well as those that lost citizens who were travelling abroad, are listed further on in the article. Npc has assured that angat dam can withstand a magnitude 7.
A tsunami creates a surge of ocean water that can sometimes engulf large geographic areas. One of the important analyses that needed to be made is prioritization the previous and existing landslide hazard areas. Mar 23, 2005 first choice, which says the tsunami cost it. Countries affected by the 2004 indian ocean earthquake and. Tsunami affected areas in india 2004 maps of india. Many tsunamis are too small to notice, but some can have a leading wave as tall as 30. Tsunamis can spread disease very quickly among people in the affected area and can kill even more people than the original tsunami did.