The moment magnitude of an earthquake considers the strength of the rock, the surface area of the rupture, and the amount of rock displacement along the fault. Explore 1991 uttarkashi earthquake profile at times of india for photos, videos and latest news of 1991. Assessment disaster system in yokohamaready yokohama. Chamoli himalaya, india earthquake of 29 march 1999 eeri special earthquake report, eeri newsletter vol. Stick and slip as plates move past each other they get. In may 1997, jabalpur madhya pradesh suffered an earthquake of magnitude 6. Some of what you will be tested on includes tectonic plates and elastic rebound theory. This thrust event was instrumentally recorded and occurred along the main central thrust in the uttarkashi and gharwal regions of the indian state of. Introduction the 20 october 1991 uttarkashi earthquake ms 7.
An earthquake is a trembling or a shaking movement of the ground, caused by the slippage or rupture of a fault within the earths crust. Sep 23, 2015 earthquake worksheets free earthquakes esl worksheet printable english fill in the blanks. Iset journal of earthquake technology, marchjune 2006 15 table 1. Teacher workbooks school of information technology.
K singh, ramesh p gupta, vinay k nagar, amit 1992, garhwal earthquake of oct. Usgs earthquake hazards program, responsible for monitoring, reporting, and researching earthquakes and earthquake hazards. Elastic strain happens when an object is deformed, and then when the stress. The probability of being killed by a terrorist is 1 in 1. What is the relationship between earthquake location and magnitude. Abstract the 20 october 1991 uttarkashi earthquake killed over a thousand people and caused extensive damage to property in the garhwal himalaya.
Her family as well had made plans in the event of a natural disaster. The epicenter of the 1991 uttarkashi earthquake was in the agoda village. Pdf strong ground motion from the uttarkashi, himalaya. A measure of the amount of energy released by an earthquake. There has been significant damage to property as well, due to the floodwaters as the rivers broke their bounds.
Seismotectonics of the 20 october 1991 uttarkashi earthquake in. Its like when youre teacher loses their marbles because youve asked them the same question 7 times in a row. Integrated rapid visual screening of buildings for seismic. An overflowing of water onto land that is normally dry. More objective at measuring the energy released by a large earthquake. Find out about some earthquakes of the past, and learn what to do if an earthquake happens. Explore uttarkashi earthquake profile at times of india for photos, videos and latest news of uttarkashi earthquake. Uttarkashi earthquake of october 20, 1991 was preceded by foreshocks on october 15 and 16 with magnitude larger than 3. These earthquake events cause massive damage to buildings. Pdf istanbul earthquake rapid response and the early warning. But there are some other earthquakes which are proceeded by foreshocks. Uttarkashi district an estimate suggests that around 10,000 people have been affected in the district. Chamoli himalaya, india earthquake of 29 march 1999.
Department of earthquake engineering, indian institute of technology, roorkee, india. Uttarkashi town is in garhwal lesser himalaya and is situated south of the main central thrust mct which passes near sainj. Explore uttarkashi earthquake profile at times of india for photos. Labwrite for middle school earthquake background 8 th grade scos objective 3. Rajendran and kusala rajendran center for earth science studies trivandrum ravi sinha. It can be seen from the maps above that most earthquakes occur at plate boundaries. As long as she could remember, preparing for an earthquake was routine at school. Plastic strain occurs when stress is applied to an object, and it becomes deformed. Parameters of the uttarkashi earthquake of 20th october, 1991 and the chamoli earthquake of 28th march, 1999 hypocenter size source fault plane solution reference uttarkashi earthquake 21. A quake of lesser magnitude, usually one of a series, following a large earthquake in the same area. These science passages, causeandeffect texts, graphic organizers, charts, earthquake worksheets, and content area vocabularybuilding activities are sure to engage your learners.
Comparison of observed pwave records thick line in displacement and synthetic seismograms fine line for the best point source model of the 1991 uttarkashi earthquake found by our teleseismic bodywave inversion. You will have thirty minutes to complete the questions. Earthquakes affect almost every part of the earth and like rain they can be either mild or catastrophic. The movement of earths crust resulting from the release of built up potential energy between two stuck tectonic plates. Latest and breaking news on 1991 uttarkashi earthquake. The earthquake caused strong ground shaking in the district of uttarkashi, tehri, and chamoli in the state of uttar.
A tremor to remember japan 2011 earthquake tsunami. The mct zone has witnessed two major earthquakes since 1991. This thrust event was instrumentally recorded and occurred along the main central thrust in the uttarkashi and gharwal regions of the indian state of uttarakhand then still part of uttar pradesh. Maggie had never experienced an earthquake before, only prepared for it. Japan is one of the most earthquakeprone countries in the world, and has repeatedly su. At the first indication of ground shaking, crouch under a desk or table, tuck your head, and. Facts in any given year, the probability of being killed in a motor vehicle crash is 1 in 6,000. Listening activity based on a video from cnn posted on youtube about the catastrophe that happened in japan at the beginning of the year. Evaluate the knowledge you have gained about the causes of earthquakes with this quiz and worksheet. Explore 1991 uttarkashi earthquake profile at times of. Reading about earthquakes lesson free earthquake worksheets lesson plans reading lessons. Earthquake magnitude earthquake severity richter magnitude earthquake effects less than 3.
Earthquake simulation and evacuation drill during an earthquake, the most important thing for any child or adult to remember is the drop, cover, and hold drill. According to a tweet by the india meteorological department, the quake orginated at a depth of. Earthquakes the map on the left shows the global distribution of earthquakes and the map on the right shows the worlds tectonic plates and their boundaries. Defining an earthquake defining an earthquake an earthquake is a natural occurrence, like rain. Construction and design manual, the bottom up approach has concentrated its efforts for. Students find the topic of earthquakes fascinating. Earthquakes from the link above, color in each state with the appropriate color from your key in order to represent how many earthquakes of magnitude 3. Finally he gave some mitigation measures in order to reduce the existing problems for earthquake in bangladesh.
Himalayas, namely the 1991 uttarkashi earthquake and the 1999 chamoli earthquake, has been used in. Pdf uttarkashi earthquake reconstruction aromar revi. Indian seismicity and past earthquakes iitgn event calendar. Extreme weather never fails to excite, and these are earthshaking. Assume the majority of the energy will travel through hard rock layers. How do earthquakes impact humans and the environment. That fear can be reduced by reminding them that they are learning how to take care of themselves if an earthquake happens. Can cause major damage to poorly constructed buildings over small regions. Explain what the focus and epicenter of an earthquake are. A sudden slippage or rupture along a fault line results in an abrupt release of elastic energy stored in rocks that are subjected to great strain. Discussion of us earthquake hazard and concept of risk i. Earthquake magnitude is a measure of the size of the earthquake reflecting the elastic energy released by the earthquake. The area lies in the high seismotectonically active zone seismic zone v.
The most vulnerable cities in the northeast are mymensingh, kishorgonj and sylhet. Nearest location is virginia tech observatory on virginia tech campus. An instrument used to detect and record earthquakes. Over the course of geological time, earthquakes, floods, and other natural events have helped to shape the surface of our planet. A moderate earthquake struck the yamnotri region in uttarkashi district, uttarakhand, on 22 july 200 7 at 04. Earthquake worksheets youll find a variety of reading passages here about the earths tectonic plates and the fractures, faults, and stresses that cause the earth to quake. Earthquakes use the information below and your chapter 11 in your textbook p.
Folded rocks have been subjected to a plastic strain. Use the information below and your chapter 11 in your textbook p. The earthquake occurred in the himalaya mountains india at the plate boundary between the colliding indian and asian plates. Gupta and amit nagar department of civil engineering indian institute of technology kanpur introduction on october 20, 1991, at 2. Earthquake preparedness, was kindly provided and funded by the federal emergency management agency and the state of california governors office of emergency services and is aimed to improve population awareness and earthquake preparedness. At least 2,000 people killed, more than 1,800 injured and 18,000 buildings destroyed in the chamoli uttarkashi area. How long would it take for an earthquake in california to be detected in washington, dc, approximately 3,000 miles 4,500 km away. Their fascination may contain an element of fear, like the fear that arises in teaching fire safety.
This energy can be built up and stored over a long time and then released in seconds or minutes. An intimation, threat, or sign of impending danger or evil. At least 2,000 people killed, more than 1,800 injured and 18,000 buildings destroyed in the chamoliuttarkashi area. It is referred by a certain real number on the richter scale e. The most recent bhuj earthquake of january 26, 2001 was also proceeded by foreshocks in december 2000. Rupture history and seismotectonics of the 1991 uttarkashi. Uttarkashi earthquake garhwal, especially uttarkashi, tehri and chamoli districts were hit on dusshera, 1991.
A 30meter deep crack was noted in the uttarkashi area. Learning earthquake tip 4 earthquake design and construction. Recommended earthquake safety actions federal, state, and local emergency management experts and other official preparedness organizations all agree that drop, cover, and hold on is the appropriate action to reduce injury and death during earthquakes. The mid niigata prefecture earthquake in 2004 the iwatemiyagi nairiku earthquake in 2008 what would happen if there were no earthquaketsunami information when a tremor hits. Google sheets template one per table top map earthquake data mapping activity public template.
References 01 am braseys, n, reappraisal of north indian earthquake at the turn of the 20th century, current science, november 2000. Uttarkashi, a border district has faced many natural calamities in past, the bhagirathi flash floods 1978 which had a devastating impact. Fault that makes california an area of high risk for earthquakes. The 1991 uttarkashi earthquake also known as the garhwal earthquake occurred at 02. More than 8000 houses collapsed and 40,000 were damaged. Felt in northern india, western nepal and northeastern pakistan.
1328 1283 1208 307 999 1562 1273 1531 363 1321 1082 1260 1012 896 862 192 364 1115 1372 943 1206 693 1583 1168 139 1131 977 1313 666 533 1033 25