Pore water pressure as a trigger of shallow landslides in the western ghats of kerala, india. Heavy rainfall between 8 and 14 august has caused flooding and landslides in. The term landslide is used to describe a wide variety of processes that result in the perceptible downward and outward movement of soil, rock, and vegetation under gravitational influence. Dec 21, 20 landslide hazard zonation in and around thodupuzha idukki munnar road tm road in idukki district, kerala, india has been carried out using geospatial techniques. Wayanad village devastated by landslide, at least eight. Landslides caused by heavy rain wreaked havoc in kerala on thursday, killing seven people, including three children, in kozhikode district.
Survivors have been shifted to relief camps at meppadi town, 15 km away. A potential head ward retreat landslide area was identified in munnar, a hill station in western ghats of kerala, india. The calamity pushed the nationwide monsoon death toll for this year to over. Pdf weathering and landslide occurrences in parts of western.
Explore landslide in kerala profile at times of india for photos, videos and latest news of landslide in kerala. Over 500 people died in the landslide and according to the reports, the landslide buried an entire village. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. Heavy rains and landslides have resulted in 20 deaths across kerala on thursday.
As reported by india meteorological department imd, kerala received 2346. The data from the kerala state disaster management states that, as many as 1,789 houses had been damaged fully in between 8 and 19 august, while the number of partially damaged houses is 14,542. A red alert has been sounded off in idukki reservoir on the periyar river. The state has sought the assistance of the army and the national disaster response force. Pdf population vulnerability and disaster risk reduction. Thrivikramji and others published landslide atlas of kerala find, read and cite all the research you need. Kerala chief minister pinarayi vijayan on sunday admitted that the escalation of deaths is largely the result of a large number of landslides 28 people have been killed in some 83 landslides. About a million people were evacuated during the floods in kerala and among them many went missing. In 2001, the landslide in ambur in thiruvananthapuram claimed the lives of 38 people.
Over 12% of landmass in india prone to landslides the. Pdf weathering and landslide occurrences in parts of. The kavalappara landslide in the western ghats of india. The variability of major influencing parameters may affect the degree of accuracy of the identifying landslide prone areas. Indian landslides leave thousands trapped in valley world. Kerala is also one of the most densely populated indian states 860 persons per square kilometres making it more vulnerable to damages and losses on account of. List of worst landslides in india education today news. Landslides in kerala burning issues free pdf download from august 7, heavy rainfall and winds hit across kerala, causing landslides, floods and other unfortunate incidents. Police sources said idukki district had reported 18 landslides in last two days.
The kavalappara landslide in the western ghats of india at 7. Impact of landslides and innovative landslide mitigation measures on the natural environment robert l. The death toll in kerala due to heavy rains and landslides rose to 26 forcing authorities to open two more of the five sluice gates of the idukki dam friday morning to release excess water. Landslide atlas of kerala request pdf researchgate. Here is a list of worst landslides that you should know. Abstract the western ghats of kerala, india is prone to shallow landslides and consequent debris flows. Aug 10, 2019 almost 24 hours after what was one of the worst landslides to occur in kerala in recent history, puthumala is deserted. Jan 01, 2018 landslides happen when the soil gets too cloggy with the absorption of water. Jun 15, 2018 landslides caused by heavy rain wreaked havoc in kerala on thursday, killing seven people, including three children, in kozhikode district. Landslides in kerala have left 26 dead even as the met department has predicted heavy rains for the next 2428 hours.
At least 18 people have been killed in landslides and rainrelated incidents over the last 24 hours in kerala, disaster management officials confirmed. The body of one and a half year child was recovered by rescue workers at. Impact of landslides and innovative landslidemitigation. The causes of landslides in india are not much different from the world, but there are some peculiarities. The soil absorbs more moisture than it can retain and hence turns into a semi liquid form viscous. Unconfirmed reports said that 10 people were trapped in. Idukki is a south indian district in the state of kerala, which is highly susceptible to landslides.
Five members of a family in malappuram and five from idukky died due to landslides. Landslide fatalities in the western ghats of kerala, india. All 14 districts of kerala state were put on red alert during the floods. Mar 11, 2017 a potential head ward retreat landslide area was identified in munnar, a hill station in western ghats of kerala, india. On friday, the death toll due to rain and landslides in northern kerala rose to 8. This list of landslides is a list of notable landslides and mudflows divided into sections by date and type. This list is very incomplete as there is no central catalogue for landslides, although some for individual countriesareas do exist. A potential headward retreat landslide site at munnar, kerala. Early warning system for shallow landslides using rainfall threshold. In india, the himalayas are prone to landslides, particularly n monsoon season, from months of june to october. In central kerala, several people were reported missing from areas that were inundated after several dams in idukki hills overflowed.
Aug 23, 2018 damage to houses, roads and other structures are among different things which happened because of landslides caused by incessant showers. Mining and dams exacerbated devastating kerala floods. Landslides, heavy rainfall leave at least 18 dead in. Definition a landslide, also known as a landslip, is a geological phenomenon that includes a wide range of ground movements, such as rock falls, deep failure of slopes and shallow debris flows. As of 18 july, incessant rain in the southern indian state of kerala has forced more than 34,600 people to seek refuge in 265 relief camps across the state, with flood waters inundating lowlying. Kerala went through a series of disasters including severe most flooding, dam breaks and landslides. Landslides can occur in offshore, coastal and onshore environments.
Landslide types and processes printed on recycled paper l andslides in the united states occur in all 50 states. The role of trees and forests in the prevention of landslides. The analysis is used to identify the factors that are related to landslides, estimate the relative contribution of factors causing slope failures, establish a relation between the factors and landslides, and to predict the landslide hazard in the future based on such a relationship. This paper is an endeavor to define a regional threshold for the idukki district kerala which is a severe landslide prone zone in the western. Landslides in india are considered a major hazard in most hilly and mountains regions as well as in steep river banks and coastlines. Causes and types of landslides what is a landslide.
Aug 24, 2019 as malabar faces up to rainrelated tragedies, the debate shifts to whether ecologically sensitive areas should be free of human intervention. Most of the casualties have been reported from idukki district in central kerala with 10 deaths. In one of the worst natural disasters the state has seen, 40 people were killed and four others injured in a landslide here on friday. Weathering and landslide occurrences in parts of western ghats, kerala article pdf available in journal of the geological society of india 783.
According to authorities, the people living in the area had been warned of possible. Many rivers are overflowing and gates of several dams were forced to open. At least 40 people are feared trapped and three dead in a major landslide in malappuram district in kerala. Rivers may swell further as idukki dam releases 3 lakh litres every second. As malabar faces up to rainrelated tragedies, the debate shifts to whether ecologically sensitive areas should be free of human intervention.
The landslide took place on september 18, 1948 due to heavy rains. Kerala has witnessed 84 major landslides in the past 50 years, killing 295 people. Many areas of western ghats of kerala are recognized to be prone to frequent landslide in past. The primary regions of landslide occurrence and potential are the coastal and mountainous areas of california, oregon, and washington, the states comprising the intermountain west, and the mountainous. After massive flooding and landslides, southern india gets. Also find news, photos and videos on landslide in kerala mon, mar 09, 2020. Important factors considered to be responsible for causing landslides are. Kerala is also one of the most densely populated indian states 860 persons per square kilometres making it more vulnerable to damages and losses on account of disasters.
Kerala landslides leave 26 dead, heavy rains predicted for. Know the 10 landslideprone areas in kerala interactive map. Jun 20, 20 indian landslides leave thousands trapped in valley. Even areas within these wetlands that are normally floodfree were flooded to a. This hilly area which is a hub of a wide variety of flora and fauna, has been suffering from slope stability issues due to heavy rainfall. Various types of landslides occur in himalayas, including block slumping, debris flow, debris slide, rock fall, rotational slip and slump. Red alert has been issued in four districts idukki, malappuram, kozhikode and wayanad following heavy spells of rain, gusty winds and landslides across the. Landslides are mostly debris slide and debris flow type with entrainment along the channels. At least 40 feared trapped in landslide in keralas. Landslides, floods kill 20 in southern india samaa. As malabar faces deadly landslides, debate shifts to. The natural disaster of august 2018 resulted in the loss of lives, livelihoods, and caused damage to houses, roads, and other infrastructure. Research articles landslides mapped using satellite data in.
There have been 80 landslides in the span of 2 days, as said by the chief minister. An earlywarning system is an essential requirement for landslide prone localities as it. Pdf landslide hazard zonation in and around thodupuzha. It is hoped that by bridging the gap between science and policy and providing a sound basis for decisions involving forests and landslides, a safer and greener future will result. One of the gates of the idukki dam in kerala has been opened on a.
Keywordsweatheringlandslidesciawestern ghatskerala. As many as 57 tourists, including 24 foreigners, are stranded in munnar. Jul 20, 2015 in past years, there have been some serious and fatal landslides in india. This list of landslides is a list of notable landslides and mudflows divided into sections by date. Kerala floods and landslides according to latest reports of the state government, 1,259 out of 1,664 villages spread across its 14 districts were affected. Pdf the climatic condition of western ghats has influenced the process of. Torrential rains pounded southwest india in august, triggering devastating floods in the state of kerala that have so far killed at least 483 people. Landslides are one of the major concerns for civil engineers as it results in loss of life and property. Landslide hazard zonation in and around thodupuzha idukki munnar road tm road in idukki district, kerala, india has been carried out using geospatial techniques. Rainfall thresholds for prediction of landslides in idukki, india mdpi. In 2018, kerala was affected by the worst floods and landslides that it has experienced since 1924. A wellestablished landslide early warning system for the region is the need of the hour, considering the recent landslide disasters in 2018 and 2019. As many as 4,000 people are believed trapped by landslides in a valley near a hindu shrine in the indian himalayas, days after floods killed.
After massive flooding and landslides, southern india gets a break from rain torrential rain has triggered landslides and floods that have killed. Water free fulltext rainfall thresholds for prediction. Landslides in kerala burning issues free pdf download. Eight bodies have been retrieved so far, and no one knows the exact number of missing persons. At least 20 people were killed thursday in landslides triggered by heavy monsoon rains in south indian region of kerala. Some preliminary observations from an experimental catchment. This imminent landslide was suspected to be formed in three different stages viz. Majority of landslides have occurred in kerala 5191, followed by karnataka 993 and tamil nadu 606. Know the 10 landslideprone areas in kerala interactive.
500 968 437 1203 1039 1104 1111 617 489 803 1559 873 1095 259 1299 780 27 857 1531 496 1042 1607 1431 674 1415 1444 1314 842 27 496 1094 323 1127 662 934 877