Wednesday, June 3, 2009

Emergency Alerts

“Expect the best, plan for the worst, and prepare to be surprised” - Denis Waitley

When a disaster happens how will you become informed of Emergency and Disaster Warnings?

  1. The Emergency Alert System
    You’ve heard this an TV and radio as “This is a test of the National Emergency Alert System, this is only a test….BEEEEEEEP” During an actual emergency the BEEP would be followed by instructions on what to do.

  2. TV & Radio Coverage (after the emergency)
    Many emergencies will knock out the power so it’s useful to have a solar powered or hand crank radio to follow the new reports and broadcasts by officials to learn what to do after the disaster has struck. When is the power coming back? What roads are closed? Is it safe to go outdoors?

  3. Warning Sirens
    Many towns have sirens to warn of tornadoes, fires, nuclear power plant melt-downs, etc. My blog posting, Emergency Sirens, talks about the importance of understanding what your town sirens mean – is there an all clear signal or just danger signals? One signal or many? Continuous or repeating?

  4. Residential Alerts
    Sometimes the police will drive through neighborhoods using their public address system to issue evacuation alerts, see Fire at Night.

  5. NOAA Weather Bulletins
    Make sure your emergency radio or HAM radio can pick up the National Weather Service channel for 24 news and alerts. You can also buy alarm clocks or special devices to wake you in the middle of the night if there is a NOAA alert.

Bottom Line

Keep in mind that most emergency operations suffer from terrible communication. Don’t rely solely on news from officials. Use common sense also!

During the East coast blackout, I listened to NYC emergency center radio reports at my office for news when railroad service would be restored. (Electric trains were stuck and needed to be moved out of the way) I slept overnight at my office. The next morning my wife called to say a friend could see trains moving so I should ignore the radio and get to the train station. Sure enough diesel engines were running and I got home.

My first hint of 9-11 after getting off the commuter train in NYC was a crowd of people staring at TVs in a bank’s display window (my first thought –was, Oh no, a stock market collapse). Nothing was said on the train or at the train station about the World Trade Center. No sirens in midtown Manhattan. I got to work and about an hour later was told that all non-essential personnel should go home because Rockefeller Center could be a target. While walking south back to Grand Central Station I passed hordes of people all walking north along Madison Ave. I had no clue why. (Turns out the mayor had evacuated the entire southern region of Manhattan) Next I’m fortunate to be on one of the last trains out of the city before the lines are shut down. It wasn’t until I got home and watched TV that things started to make sense.

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Monday, April 20, 2009

Emergency Sirens

"It's a twister! It's a twister!" - Zeke in Wizard of Oz
Do you know the sound of the emergency sirens in your town? Do you know the town policy for using them? A week ago several people in Mena, Arkansas were killed by a tornado. Some could not hear the town siren, some ignored it, some thought the emergency was over when the killer tornado struck.

Tornadoes (like earthquakes) can strike more than once. People often leave their safeyzone after the first strike and are surprised and injured by a second touch down or after-quake. The best advice is to stay put until you hear an all clear signal. Only evacuate if your "safe spot" has become unsafe because of fire, bad air or it might fall on you.

The situation in Mena was particularly confusing. The tornado sirens sounded three times and three times "harmless" funnel clouds passed over the town. After a half hour of this people either assumed the worst was over or clearly nothing bad was going to happen. "The siren was going off in plenty of time, I just didn't take it serious enough," said one resident.

Then the siren sounded for a fourth time and within minutes a killer tornado hit. 600 homes were damaged or destroyed. Another resident who ignored the siren said, "I didn't have time to go nowhere, I just grabbed a hold of the wall and held on."

Many residents were confused by the sirens going on and off, did "off" mean the danger was over? "We heard the siren two or three times. It would sound off and it would quit. We were getting ready to get out of the building when it hit."

Even the local weather caster wasn't exactly sure why the siren sounded multiple times. He suggested that some communities cannot run their sirens continuously because their motors will burn up.

Bottom Line
Find out the siren policy for your town. Will the motor burn up or will the sirens continue to sound so long as the danger will last?

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