How do earthquakes impact humans and the environment. Assessment disaster system in yokohamaready yokohama. These earthquake events cause massive damage to buildings. It can be seen from the maps above that most earthquakes occur at plate boundaries. Chamoli himalaya, india earthquake of 29 march 1999 eeri special earthquake report, eeri newsletter vol.
At least 2,000 people killed, more than 1,800 injured and 18,000 buildings destroyed in the chamoli uttarkashi area. Iset journal of earthquake technology, marchjune 2006 15 table 1. 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. At the first indication of ground shaking, crouch under a desk or table, tuck your head, and. The epicenter of the 1991 uttarkashi earthquake was in the agoda village. A tremor to remember japan 2011 earthquake tsunami. 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. Indian seismicity and past earthquakes iitgn event calendar.
Felt in northern india, western nepal and northeastern pakistan. According to a tweet by the india meteorological department, the quake orginated at a depth of. Facts in any given year, the probability of being killed in a motor vehicle crash is 1 in 6,000. The earthquake caused strong ground shaking in the district of uttarkashi, tehri, and chamoli in the state of uttar. Integrated rapid visual screening of buildings for seismic. Department of earthquake engineering, indian institute of technology, roorkee, india. Rupture history and seismotectonics of the 1991 uttarkashi. The movement of earths crust resulting from the release of built up potential energy between two stuck tectonic plates. Usgs earthquake hazards program, responsible for monitoring, reporting, and researching earthquakes and earthquake hazards. Use the information below and your chapter 11 in your textbook p. 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. This thrust event was instrumentally recorded and occurred along the main central thrust in the uttarkashi and gharwal regions of the indian state of. Arlekar department of civil engineering indian institute of technology kanpur c. You will have thirty minutes to complete the questions.
The chamoli earthquake also appears to be associated with the. Nearest location is virginia tech observatory on virginia tech campus. Introduction the 20 october 1991 uttarkashi earthquake ms 7. Earthquake magnitude is a measure of the size of the earthquake reflecting the elastic energy released by the earthquake. Explore 1991 uttarkashi earthquake profile at times of india for photos, videos and latest news of 1991. 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. Source parameters of uttarkashi earthquake of 21st sept 2009. Labwrite for middle school earthquake background 8 th grade scos objective 3. Sep 23, 2015 earthquake worksheets free earthquakes esl worksheet printable english fill in the blanks. Extreme weather never fails to excite, and these are earthshaking.
The 1991 uttarkashi earthquake also known as the garhwal earthquake occurred at 02. At least 2,000 people killed, more than 1,800 injured and 18,000 buildings destroyed in the chamoliuttarkashi area. Discussion of us earthquake hazard and concept of risk i. Find out about some earthquakes of the past, and learn what to do if an earthquake happens. Elastic strain happens when an object is deformed, and then when the stress. Her family as well had made plans in the event of a natural disaster. Please practice handwashing and social distancing, and check out our resources for adapting to these times. The mct zone has witnessed two major earthquakes since 1991. Explore uttarkashi earthquake profile at times of india for photos. A quake of lesser magnitude, usually one of a series, following a large earthquake in the same area. Listening activity based on a video from cnn posted on youtube about the catastrophe that happened in japan at the beginning of the year. Maggie had never experienced an earthquake before, only prepared for it.
Uttarkashi earthquake garhwal, especially uttarkashi, tehri and chamoli districts were hit on dusshera, 1991. A 30meter deep crack was noted in the uttarkashi area. Can cause major damage to poorly constructed buildings over small regions. In may 1997, jabalpur madhya pradesh suffered an earthquake of magnitude 6. 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. 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. Fault that makes california an area of high risk for earthquakes. A measure of the amount of energy released by an earthquake.
Explain what the focus and epicenter of an earthquake are. The most recent bhuj earthquake of january 26, 2001 was also proceeded by foreshocks in december 2000. 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. Students find the topic of earthquakes fascinating. Earthquakes affect almost every part of the earth and like rain they can be either mild or catastrophic. Himalayas, namely the 1991 uttarkashi earthquake and the 1999 chamoli earthquake, has been used in. How long would it take for an earthquake in california to be detected in washington, dc, approximately 3,000 miles 4,500 km away. 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. 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. Some of what you will be tested on includes tectonic plates and elastic rebound theory. Defining an earthquake defining an earthquake an earthquake is a natural occurrence, like rain. Learning earthquake tip 4 earthquake design and construction. Pdf strong ground motion from the uttarkashi, himalaya.
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. Japan is one of the most earthquakeprone countries in the world, and has repeatedly su. Explore uttarkashi earthquake profile at times of india for photos, videos and latest news of uttarkashi earthquake. Abstract the 20 october 1991 uttarkashi earthquake killed over a thousand people and caused extensive damage to property in the garhwal himalaya. 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. The most vulnerable cities in the northeast are mymensingh, kishorgonj and sylhet. Evaluate the knowledge you have gained about the causes of earthquakes with this quiz and worksheet.
Earthquakes use the information below and your chapter 11 in your textbook p. Construction and design manual, the bottom up approach has concentrated its efforts for. Reading about earthquakes lesson free earthquake worksheets lesson plans reading lessons. Uttarkashi, a border district has faced many natural calamities in past, the bhagirathi flash floods 1978 which had a devastating impact. Google sheets template one per table top map earthquake data mapping activity public template. 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. Their fascination may contain an element of fear, like the fear that arises in teaching fire safety. Its like when youre teacher loses their marbles because youve asked them the same question 7 times in a row.
That fear can be reduced by reminding them that they are learning how to take care of themselves if an earthquake happens. Latest and breaking news on 1991 uttarkashi earthquake. Gupta and amit nagar department of civil engineering indian institute of technology kanpur introduction on october 20, 1991, at 2. Earthquake magnitude earthquake severity richter magnitude earthquake effects less than 3. A moderate earthquake struck the yamnotri region in uttarkashi district, uttarakhand, on 22 july 200 7 at 04. Folded rocks have been subjected to a plastic strain. The area lies in the high seismotectonically active zone seismic zone v. The probability of being killed by a terrorist is 1 in 1. Assume the majority of the energy will travel through hard rock layers. The earthquake occurred in the himalaya mountains india at the plate boundary between the colliding indian and asian plates. Uttarkashi earthquake of october 20, 1991 was preceded by foreshocks on october 15 and 16 with magnitude larger than 3. An overflowing of water onto land that is normally dry. Chamoli himalaya, india earthquake of 29 march 1999.
It is referred by a certain real number on the richter scale e. There has been significant damage to property as well, due to the floodwaters as the rivers broke their bounds. These science passages, causeandeffect texts, graphic organizers, charts, earthquake worksheets, and content area vocabularybuilding activities are sure to engage your learners. 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. Rajendran and kusala rajendran center for earth science studies trivandrum ravi sinha. This energy can be built up and stored over a long time and then released in seconds or minutes. As long as she could remember, preparing for an earthquake was routine at school. Teacher workbooks school of information technology. More objective at measuring the energy released by a large earthquake. Pdf uttarkashi earthquake reconstruction aromar revi. An intimation, threat, or sign of impending danger or evil. Uttarkashi town is in garhwal lesser himalaya and is situated south of the main central thrust mct which passes near sainj.
Finally he gave some mitigation measures in order to reduce the existing problems for earthquake in bangladesh. Stick and slip as plates move past each other they get. Plastic strain occurs when stress is applied to an object, and it becomes deformed. Uttarkashi district an estimate suggests that around 10,000 people have been affected in the district. Seismotectonics of the 20 october 1991 uttarkashi earthquake in. References 01 am braseys, n, reappraisal of north indian earthquake at the turn of the 20th century, current science, november 2000. Explore 1991 uttarkashi earthquake profile at times of. What is the relationship between earthquake location and magnitude. K singh, ramesh p gupta, vinay k nagar, amit 1992, garhwal earthquake of oct. Pdf istanbul earthquake rapid response and the early warning. More than 8000 houses collapsed and 40,000 were damaged.