OAXACA, MX. (THECOUNT) — Hazardous tsunami waves have been forecast for coastal areas following a massive magnitude 7.4 earthquake that struck near Oaxaca, Mexico on Tuesday morning.

The quake was originally measured at 7.7 but downgraded shortly after.

Advertisement

According to USGS, the shaker struck in the area of Crucecita, Oaxaca, Mexico on Tuesday morning.

PRELIMINARY EARTHQUAKE PARAMETERS
———————————

* MAGNITUDE 7.7
* ORIGIN TIME 1529 UTC JUN 23 2020
* COORDINATES 15.9 NORTH 95.9 WEST
* DEPTH 33 KM / 20 MILES
* LOCATION NEAR THE COAST OF OAXACA MEXICO

EVALUATION
———-

* AN EARTHQUAKE WITH A PRELIMINARY MAGNITUDE OF 7.7 OCCURRED
NEAR THE COAST OF OAXACA, MEXICO AT 1529 UTC ON TUESDAY JUNE
23 2020.

* BASED ON ALL AVAILABLE DATA… HAZARDOUS TSUNAMI WAVES ARE
FORECAST FOR SOME COASTS.

TSUNAMI THREAT FORECAST…UPDATED
———————————

* TSUNAMI WAVES REACHING 1 TO 3 METERS ABOVE THE TIDE LEVEL ARE
POSSIBLE ALONG SOME COASTS OF MEXICO.

* TSUNAMI WAVES REACHING 0.3 TO 1 METERS ABOVE THE TIDE LEVEL
ARE POSSIBLE FOR SOME COASTS OF ECUADOR.

* TSUNAMI WAVES ARE FORECAST TO BE LESS THAN 0.3 METERS ABOVE
THE TIDE LEVEL FOR THE COASTS OF COSTA RICA… EL SALVADOR… GUATEMALA… HAWAII…
HONDURAS… JARVIS ISLAND… KIRIBATI… NICARAGUA…
PALMYRA ISLAND… PANAMA… AND PERU.

* ACTUAL AMPLITUDES AT THE COAST MAY VARY FROM FORECAST
AMPLITUDES DUE TO UNCERTAINTIES IN THE FORECAST AND LOCAL
FEATURES. IN PARTICULAR MAXIMUM TSUNAMI AMPLITUDES ON ATOLLS
AND AT LOCATIONS WITH FRINGING OR BARRIER REEFS WILL LIKELY
BE MUCH SMALLER THAN THE FORECAST INDICATES.

* FOR OTHER AREAS COVERED BY THIS PRODUCT A FORECAST HAS NOT
YET BEEN COMPUTED. THE FORECAST WILL BE EXPANDED IF
NECESSARY IN SUBSEQUENT PRODUCTS.

RECOMMENDED ACTIONS
——————-

* GOVERNMENT AGENCIES RESPONSIBLE FOR THREATENED COASTAL AREAS
SHOULD TAKE ACTION TO INFORM AND INSTRUCT ANY COASTAL
POPULATIONS AT RISK IN ACCORDANCE WITH THEIR OWN
EVALUATION… PROCEDURES AND THE LEVEL OF THREAT.

* PERSONS LOCATED IN THREATENED COASTAL AREAS SHOULD STAY ALERT
FOR INFORMATION AND FOLLOW INSTRUCTIONS FROM NATIONAL AND
LOCAL AUTHORITIES.

ESTIMATED TIMES OF ARRIVAL
————————–

* ESTIMATED TIMES OF ARRIVAL -ETA- OF THE INITIAL TSUNAMI WAVE
FOR PLACES WITHIN THREATENED REGIONS ARE GIVEN BELOW. ACTUAL
ARRIVAL TIMES MAY DIFFER AND THE INITIAL WAVE MAY NOT BE THE
LARGEST. A TSUNAMI IS A SERIES OF WAVES AND THE TIME BETWEEN
WAVES CAN BE FIVE MINUTES TO ONE HOUR.

LOCATION REGION COORDINATES ETA(UTC)
————————————————————
SALINA CRUZ MEXICO 16.5N 95.2W 1623 06/23
PUERTO MADERO MEXICO 14.8N 92.5W 1641 06/23
BALTRA ISLAND ECUADOR 0.5S 90.3W 1855 06/23

El Coyul, Oaxaca, Mexico
9.7 km (6.1 mi) E Population: 2204
Crucecita, Oaxaca, Mexico
29.1 km (18.1 mi) WSW Population: 15130
San Pedro Pochutla, Oaxaca, Mexico
63 km (39.1 mi) WSW Population: 13685
Salina Cruz, Oaxaca, Mexico
81.5 km (50.6 mi) ENE Population: 76596
Oaxaca, Oaxaca, Mexico
156.7 km (97.4 mi) NW Population: 255029

No tsunami information has been provided.

No report of damage or injuries have yet been provided by officials.

Geo quick facts: The city and municipality of Oaxaca de Juárez, or simply Oaxaca, is the capital and largest city of the eponymous Mexican state – Wikipedia.