New Brighton Tsunami Siren System Test with New Tone (skip to

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  • Опубліковано 5 вер 2024
  • Hello guys! Welcome back to another test video, but this time, it's the New Brighton tsunami sirens! This test was done on the first say of daylight savings (24/9/23), and the siren system now does 4 waves of the selected tone. The new tone is much preferred by me than the old, but it doesn't last as long. The timestamps are below.
    - TIMESTAMPS -
    15:47 - 16:20 (first to second blast)
    16:56 - 17:31 (third to last blast)
    - NATURAL WARNINGS OF A TSUNAMI -
    For a local-source tsunami which can arrive in minutes, there is not enough time for an official warning. It is important to recognise the natural warning signs and act quickly.
    Remember, LONG or STRONG, GET GONE.
    If there is earthquake shaking, drop, cover and hold. Protect yourself from the earthquake first, then act as soon as the shaking stops.
    If you are near the coast, you need to act immediately if you experience any of the following:
    Feel a strong earthquake that makes it hard to stand up, or a weak rolling earthquake that lasts a minute or more.
    See a sudden rise or fall in water level.
    Hear loud and unusual noises from the water.
    Move immediately to the nearest high ground or as far inland as you can, out of tsunami evacuation zones. Do not wait for official warnings.
    Walk, run or cycle, if you can. This reduces the chances of getting stuck due to damaged roads or traffic congestion.
    While evacuating, be aware of other hazards. For example, a large local earthquake may damage powerlines and bridges and create liquefaction and landslides.
    Do not return until an official all-clear message is given by Civil Defence Emergency Management. Tsunami activity can continue for several hours, and the first wave may not be the largest. If there was an earthquake, expect aftershocks. Each time you feel one, drop, cover, and hold. Aftershocks may generate another tsunami.
    - OFFICIAL WARNINGS -
    When tsunami travel across the ocean from far away, there is time to issue official warnings.
    The National Emergency Management Agency is responsible for issuing tsunami warnings in New Zealand.
    Tsunami warnings are published on www.civildefence.govt.nz and Twitter @NZCivilDefence. Tsunami warnings will also be broadcast on radio and television.
    If there is a land threat, Emergency Mobile Alerts (EMA) will be issued by the National Emergency Management Agency and Civil Defence Emergency Management Groups to areas under threat.
    If strong and unusual currents and unpredictable surges are expected near the shore, a local EMA may be issued by your local Civil Defence Emergency Management Group.
    Your local area may have its own methods for broadcasting warnings. These might include sirens, phone calls, local EMAs, or warnings through loud hailers. Contact your local Civil Defence Emergency Management Group or your local council to find out about the warnings you can expect to receive in your area.
    Immediately follow the advice of any emergency warning. Do not wait for more messages before you act.
    Depending on the location of the earthquake, you may have a number of hours in which to take appropriate action.
    Tsunami threat to land and marine areas warning
    A tsunami threat to land and marine areas warning will be issued when coastal inundation (flooding of land areas) is expected, and unusually strong and hazardous currents and unpredictable surges are expected near the shore.
    The land warning may apply to all of New Zealand’s coastline, or only to certain areas.
    A land warning means that evacuations may be required in some areas.
    An Emergency Mobile Alert will be issued to the areas under land threat. This will advise people to evacuate immediately or prepare to evacuate.
    Listen to local Civil Defence Emergency Management authorities and follow any instructions regarding evacuation of your area.
    Tsunami activity advisory
    A tsunami activity advisory will be issued when inundation of land areas near the shore is not expected (although this assessment may change), but strong and unusual currents and unpredictable surges are expected near the shore.
    The tsunami activity advisory may apply to all of New Zealand’s coastline or only certain areas.
    Strong currents and surges can injure and drown people. There is a danger to swimmers, surfers, people fishing, small boats and anyone in or near the water close to shore.
    People on boats, liveaboards and at marinas should leave their boats/vessels and move onto shore. Do not return to boats unless instructed by Civil Defence.
    Evacuation of land areas is not required but people should stay out of the water (sea, rivers, and estuaries, including boats) and stay off beaches and shore areas when a tsunami activity advisory is issued.
    Do not go swimming, surfing, fishing or engage in small boat activities when a tsunami activity advisory is issued.
    - EVACUATION -
    Anyone near the coast who feels a long or strong earthquake should self-evacuate as soon as the shaking stops. Do not wait for an official warning.

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