1:00 p.m. Press Release - UPDATE: Guam and CNMI Remain in a Tsunami Advisory; Stay Out of the Water, Away from the Coast - GHS OCD

The U.S. Geological Survey recorded an earthquake with a preliminary magnitude of 8.0, that was later upgraded to magnitude of 8.7, that occurred 133 km SE of Petropavlovsk-Kamchatsky, Russia with a depth of 74.0 km, at 9:24 a.m. (ChST).

Remain out of the water. The community is advised to move inland, away from beaches.

What to Expect:

Based on available data from the Pacific Tsunami Warning Center, a Tsunami Advisory remains in effect for Guam, Rota, Tinian, and Saipan. Based on all available data, there is a threat of sea level fluctuations and strong ocean currents that could be hazardous along beaches, in harbors, and in coastal waters. Potential wave impacts could be 1-3 feet in coastal areas, with strong currents.

The earliest estimated time that hazardous sea level fluctuations and strong currents may begin in Guam, Rota, Tinian, or Saipan is 2:37 p.m. (ChST).

Estimated times of arrival of the initial tsunami wave are given below. Actual arrival times may differ and the initial wave may not the be largest. A tsunami is a series of waves and the time between waves can be five minutes to one hour.

LOCATION REGION COORDINATES ETA(CHST)

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PATI POINT GUAM 13.6N 145.0E 251 PM 07/30

PAGO BAY GUAM 13.4N 144.8E 253 PM 07/30

INARAJAN GUAM 13.3N 144.8E 253 PM 07/30

APRA HARBOR GUAM 13.5N 144.6E 257 PM 07/30

For more information, contact GHS/OCD at (671) 478-0208.

X Flooding is a temporary overflowing of water onto land that is normally dry. Flooding may happen with only a few inches of water, or it may cover a house to the rooftop. There are many possible causes of floods including heavy rain, coastal storms and storm surge, waterway overflow from being blocked with debris, or overflow of levees, dams, or waste water systems. Flooding can occur slowly over many days or happen very quickly with little or no warning, called flash floods.

To learn more, visit https://www.ready.gov/floods

Wildfire

Regularly clean the roof and gutters.
Maintain an area approximately 30’ away from you home that is free of anything that will burn, such as wood piles, dried leaves, newspapers and other brush.
Connect garden hoses long enough to reach any area of the home and fill garbage cans, tubs, or other large containers with water.
Review your homeowner's insurance policy and also prepare/update a list of your home's contents.

Fire Weather

Turn on your TV/radio. You’ll get the latest weather updates and emergency instructions.
Know where to go. If you are ordered to evacuate, know the route to take and have plan of where you will go. Check-in with your friends and family.
Keep your car fueled, in good condition, and stocked with emergency supplies and a change of clothes.

Drought

Conserve water

Take shorter showers.

Turn off the water while brushing your teeth or shaving.
Run the washer less frequently and only when you have a full load.
Water your lawn less frequently and do so when the temperature is cooler in the early morning or late evening.
When you run the tap to heat or cool water, keep a pitcher to store the water and use it to water plants.
Avoid washing your car.

Practice fire prevention

Don't set off fireworks when conditions are dry.
Deposit cigarette butts in the proper receptacle to avoid starting a
Pour water over camp fires and backyard fire pits to ensure they are completely out before leaving them unattended.

Follow directions from local officials. If there are restrictions on water usage, be sure to heed them.

To learn more, visit https://www.ready.gov/wildfires and https://www.ready.gov/drought

X
Typhoons/Hurricanes are massive storm systems that form over the water and move toward land. Threats from typhoons/hurricanes include high winds, heavy rainfall, storm surge, coastal and inland flooding, and rip currents.

“Hurricanes” form in the Atlantic Northeast Pacific region and “Typhoons” form in the Northwest Pacific Region. These large storms are call cyclones in other parts of the world.

To learn more, visit https://www.ready.gov/hurricanes.

1:00 p.m. Press Release - UPDATE: Guam and CNMI Remain in a Tsunami Advisory; Stay Out of the Water, Away from the Coast