Island County Risk & Preparedness - PowerPoint Presentation

Slide1

Island County Risk & Preparedness

Eric Brooks, DirectorIsland County Department of Emergency Management

E

mergency

P

reparedness in

I

sland

C

ountySlide2

Hazard IdentificationCoastal Erosion

Dam FailureDroughtEarthquakeFloodLandslideSevere WeatherTsunami

VolcanoWildfireHuman-Caused HazardsTechnological Hazards

https://

www.islandcountywa.gov/DEM/Pages/Hazard-Mitigation-Plan.aspx

https://

www.islandcountywa.gov/DEM/Pages/Maps.aspx

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Slide4

Damage Potential and Perceived Shaking by PGA Factors Compared to the Mercalli Scale

COMPARISON OF MERCALLI SCALE AND PEAK GROUND ACCELERATION

Modified

Potential Structure Damage

Estimated PGA

Mercalli

Scale

Perceived Shaking

Resistant

Buildings

Vulnerable Buildings

(%)

I

Not Felt

None

None

<0.17%

II-III

Weak

None

None

0.17%-1.4%

IV

Light

None

None

1.4%-3.9%

V

Moderate

Very Light

Light

3.9%-9.2%

VI

Strong

Light

Moderate

9.2%-18%

VII

Very Strong

Moderate

Moderate Heavy

18%-34%

VIII

Severe

Moderate Heavy

Heavy

34%-65%

IX

Violent

Heavy

Very Heavy

65%-124%

X-XII

Extreme

Very Heavy

Very Heavy

>124%Slide5

Local Earthquake Faults

Devil’s Mountain FaultSlide6

Devil’s Mountain West M7.4 Scenario

Perceived Shaking

Severe/ViolentVery Strong

StrongPotential DamageModerate/Heavy

Moderate

LightSlide7

Local Earthquake Faults

Devil’s Mountain Fault

Strawberry Point FaultUtsalady Point FaultSlide8

Utsalady Fault M6.7 Scenario

Perceived Shaking

Severe/ViolentVery Strong

StrongPotential DamageModerate/Heavy

Moderate

LightSlide9

Local Earthquake Faults

Devil’s Mountain Fault

Strawberry Point FaultUtsalady Point Fault

Southern Whidbey Island FaultSlide10

Southern Whidbey Island Fault M7.4 Scenario

Perceived Shaking

Severe/ViolentVery StrongPotential Damage

Moderate/HeavyModerateSlide11

Cascadia Subduction Zone

Separates the Juan de Fuca and North American PlatesSlide12

Cascadia M9.0 Scenario

Perceived Shaking

Very StrongStrongPotential Damage

ModerateLightSlide13

Liquefaction Susceptibility

High

Moderate to High

Moderate Low to Moderate

Low

Low to Very Low

Very Low

Peat

BedrockSlide14

Tsunami Inundation Areas

2m+ Swantown

MarshSelect Shorelines 0.5-2mCranberry Lake – 0.5-2mDugalla

Bay – 0.5-2mSeaplane Base – 0.5-2mKey StoneLivingston BayIverson Beach

Juniper Beach

Davis Slough

Would also include:

Useless Bay

Cultus

BaySlide15

Landslide Hazard Areas

Steep Slopes 40 % and greaterHistoric Slide AreasSlide16

Planning

Where will you meet?Near your homeOutside of your immediate areaThings to considerDo you work off island?Do you travel off island?Where will your kids go?Slide17

Planning

How will you communicate?Know what kind of phone system you have Traditional Copper linesBroadband Voip

Out of state contactTexting versus phone callMay go through when calls won’tCannot text 911 in island county

Phone appsIsland countyBugleRed cross Safe and well

https

://

www.fcc.gov/general/consumer-tips-how-communicate-during-natural-disaster-emergency

Slide18

Planning

Utility shut-off and safetyWater: InstructionsGasElectricityGenerator safety:

https://youtu.be/vzj1CVRlEXc Slide19
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Planning

Insurance and vital documentsProperty, health, and lifeInventory home possessionsPersonal property for insurance: Know your stuff phone APP: https://knowyourstuff.org

/ Photos or video of interior and exteriorImportant documentsStore in a safe place away from your home

MoneyConsider an emergency savings account for use in a crisisSlide21

Planning

Special needsSpecial assistanceCreate a network of neighbors, family, friends, and coworkershttp://ocdd.org/doc_downloads/ER_PREP_TOOLKIT_pics_-_FINAL_-with_pictures.pdf Mobility:

https://www.ada.gov/emerprepguideprt.pdf Keep specialized items readyOxygen, batteries, catheters, medications…Slide22

Planning

Finding Shelters & Caring for animalsKnow how to find sheltersIsland County Emergency Alerthttp://public.alertsense.com/SignUp/?

regionid=1137 AlertSense Phone AppIsland County DEM Phone Apphttp://

readydl.com/island-countyFEMAhttps://www.fema.gov/mobile-app

Red Cross

http

://

www.redcross.org/get-help/disaster-relief-and-recovery/find-an-open-shelter

Gather supplies

Proper ID and up to date veterinarian recordsSlide23

Planning

Safety skillsFirst aid and CPR: http://www.redcross.org/take-a-class/first-aid Fire Extinguishers:

https://youtu.be/tw1L1juj5yE Community Emergency Response T

eam (CERT) https://youtu.be/D2pFPeiM2qU?list=PLRoQR7IkSnjVQ8IUG24lRrXIRk9aJPGv-

Map

Y

our

N

eighborhood

:

https://

youtu.be/W03PNiqhoPE?list=PL410AF5FF49F4CEEE

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Disaster supply kit

Two week minimumFoodWaterRadio with extra batteriesFirst aid kit and manualSanitation and Hygiene itemsMatches in H2O proof container

WhistleExtra clothing

Kitchen accessories, utensils, can openerPhotocopies of credit and ID cardsCash and coinsSpecial needs items

Medications

Glasses, contacts and solution

Hearing aid batteries

Other items to meet your unique needsSlide25

Disaster kit locations

HomeFood, water and suppliesTwo week minimumConsider supplies for sheltering WorkOne bag that you can grab and goFood, water, comfort

CarFood, water, 1st aid, warmthjumper cables, flares, flashlightSlide26

Disaster supply kitSlide27

Staying informed

Emergency Alert System (EAS)Radio, TelevisionNOAA weather radioThe call sign is WWG-24 and the frequency is 162.425 MHz.

http://www.nws.noaa.gov/nwr/Island County Public Alert:

https://www.islandcountywa.gov/DEM/Pages/Alert-and-Warning.aspx Phone, text, emailAlertSense Mobile App:

Apple

iPhone:

Android:

Island County phone app:

http://readydl.com/island-countySlide28

Staying informed

Twitter: @IC_DEMInstagram: @IC_DEMFacebook: Island County Emergency Management Island County DEM websitehttps://www.islandcountywa.gov/DEM/Pages/Home.aspx

Community HubsCommunity meeting placesSno-Isle libraries

Senior centersSlide29

For more information go to:www.islandcountywa.gov/dem

Photo by

Ron Roesler