TSUNAMIS EXPLAINED PREPARE – MAKE A FAMILY PLAN TOWNSVILLE & THURINGOWA TSUNAMIS EXPLAINED PREPARE – MAKE A FAMILY PLAN WHENWHEN YOU YOU HEAR HEAR A TSUNAMIA TSUNAMI TOWNSVILLE Read the attached maps and determine where each WARNING A tsunami is a series of waves generated by a sudden WARNING Aupward tsunami movement is a series of the of wavesocean floor generated due to by earthquakes. a sudden Readmember the of attachedthe family mapsis during and the determine day and whether where eachthey Move to high ground. Seek the highest ground nearest to upwardTsunamis movement can also of be the generated ocean floor by undersea due to earthquakes. landslides, memberwill need of to the move family to is higher during ground. the day Make and awhether plan as they to Move to high ground. Seek the highest ground nearest to Tsunamis can also be generated by undersea landslides, willwhere need each to membermove to of higher the family ground. will go. Make a plan as to you. In many cases, you will only need to relocate a few TSUNAMI volcanic eruptions, and meteorite impacts. you. In many cases, you will only need to relocate a few TSUNAMI volcanic eruptions, and meteorite impacts. where} If you each have member children, of the find family out whatwill go.plans are in place at streets away. If you are unable to leave the area by vehicle, A tsunami can travel great distances, sometimes across streets away. If you are unable to leave the area by vehicle, their school and move students to higher ground. go to the third floor of the nearest high rise building. EVACUATION Aentire tsunami oceans, can attravel up to great 950 kilometresdistances, persometimes hour in the across open 4 If you have children, find out what plans are in place at go to the third floor of the nearest high-rise building. EVACUATION } Discuss with your employer what plans exist if you Take water, emergency supplies and listen to the entiresea. oceans,It can range at up from to 950 a few kilometres centimetres per inhour height in the offshore open their school to move students to higher ground. Take water, emergency supplies and listen to the to many metres high once the wave slows down and shoals need to leave your workplace. radio. Continue listening to advice issued by the Bureau of sea. It can range from a few centimetres in height offshore radio. Continue listening for advice issued by the Bureau in shallow water. 4 Discuss with your employer what plans exist if you need Meteorology. Take other items you need such as baby food GUIDE to many metres high once the wave slows down and shoals of Meteorology. Take other items you need such as baby GUIDE UNDERSTANDINGto leave your workplace. THESE MAPS and medications. Do not move back to lower ground until an inDepending shallow water. on how tsunamis approach the coastline, they food and medications. Do not move back to lower ground } These maps provide general guidance. The areas all clear is issued on the radio. may look like rapidly rising or falling tides or a series of until an all clear is issued on the radio. The first wave may not be the highest and because a below the six metre contour are most susceptible to breaking waves. UNDERSTANDING THESE MAPS Never go to the shore to watch the tsunami. As a tsunami tsunami is like a surge of water, it is much more powerful inundation, however higher areas may be affected in a Never go to the shore to watch the tsunami. As a travels into the shallow water near the coast, its height grows. thanThe a first normal wave beach maywave notof similar be the height. highest and because a 4 Thesesevere mapstsunami. provide general guidance. The areas tsunami travels into the shallow water near the coast, its tsunami is like a surge of water, it is much more powerful below the six metre contour are most susceptible to If you are at the shore you may be too close to escape. Not all earthquakes cause tsunamis—only those with } The Bureau of Meteorology may give advice on the height grows. If you are at the shore you may be too close than a normal beach wave of similar height. inundation, however higher areas may be affected by significant, upward movement of the sea floor. expected height of the waves. to escape. Not all earthquakes cause tsunamis – only those with a severe tsunami. Although the risk of a tsunami impacting the Australian significant upward movement of the sea floor. 4TSUNAMIUntil the Tsunami WARNINGS Warning System is developed further, coast is relatively low, the effect on vulnerable, low lying Although the risk of a tsunami impacting the Australian Tsunamithe Bureau warnings of Meteorology will be issuedcan only by tell the us if Bureau a tsunami of areas could be significant. Even relatively small tsunamis coast is relatively low, the effect on vulnerable, low lying Meteorologyis approaching. on advice It can from not tellthe usJoint how Australian high the waveTsunami will of between 25 and 70 centimetres can cause unusual FOR LATEST TSUNAMI areas could be significant. Even relatively small tsunamis Warningbe. Centre (JTWC). currents and rises in sea level that may impact on swimmers WARNINGS CALL of between 25 and 70 centimetres can cause unusual The categories of threat level within tsunami warnings are: andcurrents other and coastal rises users. in sea level that may impact on swimmers No threat - an earthquake has been detected but it has not 1300 TSUNAMI (1300 878 6264) and other coastal users. TSUNAMI WARNINGS FOR MORE INFORMATION generated a tsunami. or visit the Bureau’s website DIFFERENCE BETWEEN Tsunami warnings will be issued by the Bureau of www.bom.gov.au/tsunami DIFFERENCE BETWEEN Marine and immediate foreshore threat - warning of Townsville City Council Meteorologydangerous waves and broadcast and strong through ocean currentsthe media. in the marine STORM TIDES AND TSUNAMIS www.townsville.qld.gov.auFor tsunami assistance call SES on 132 500 STORM TIDES AND TSUNAMIS environment. Storm tides and tsunamis can both result in significant If a tsunami warning is issued and you are located in or contact Council’s customer service centre Storm tides and tsunamis can both result in significant Land inundation threat – flooding and dangerous waves Thuringowa City Council damage to coastal areas, however they are generated the orange areas of the map, you should move to high damage to coastal areas; however they are generated will affect low-lying coastal areas. www.thuringowa.qld.gov.auon 1300 878 001 by different forces. ground as indicated by the grey areas and listen for further by different forces. directions.Cancellation – updates may lead to the cancellation of this For life threatening emergencies contact 000. Bureau of Meteorology 4StormStorm tides tides are are produced produced by by tropicaltropical cyclones.cyclones. Strong Strong warning by JTWC. Specific evacuation directions will be broadcast on local www.bom.gov.au/tsunami windswinds whip whip up up the the sea sea andand generate currents which pushpush Specific evacuation instructions will be broadcast on local radio stations when a tsunami threatens our region. a araised raised mound mound of ofseawater, seawater, called called a storm a storm surge, surge, onto onto the radio stations when a tsunami threatens our region. Emergency Management Australia (EMA) shoreline.the shoreline. A surge A surge combined combined with the with astronomical the astronomical tide is Residents must follow those directions. www.ema.gov.au calledtide isa stormcalled tide. a storm This tide. rise inThis sea rise level in comessea level across comes the EVACUATIONS FOR MORE INFORMATION shorelineacross the like shoreline a rapidly risinglike a tide.rapidly rising tide. Emergency Management Queensland (EMQ) EVACUATIONSThe Council does not have the authority to order mandatory Townsville City Council www.emergency.qld.gov.au/emq 4TsunamisTsunamis can can be generated be generated by undersea by undersea events, such events, as evacuations. This responsibility lies with the Chair of the www.townsville.qld.gov.au earthquakes, landslides, volcanic eruptions or meteorites. TheDistrict Council Disaster does Managementnot have the authority Group. If to such order an mandatory order is such as earthquakes, landslides, volcanic eruptions Townsville Thuringowa Local Disaster These can trigger a series of sea waves which can affect evacuations.issued, it will beThis implemented responsibility by police.lies with the Chair of the Bureau of Meteorology or meteorites. These can trigger a series of sea waves Management Group vast lengths of coastal land. District Disaster Management Group. If such an order is www.bom.gov.au/tsunami which can affect vast lengths of coastal land. issued,FREE itEMERGENCY will be implemented ALERTS by police. 4727 9484 Emergency Management Australia (EMA) Council’s emergency alert system will be used to advise www.emergency.qld.gov.au/emq residents of tsunami warnings. Visit council’s website www. townsville.qld.gov.au for free subscription details.

ARCADIA

Regional Map A. West Point B. Nelly / Arcadia Bays a C. Horseshoe / Florence Bays

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