Philippine Institute of Volcanology and Seismology

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    Date: 2019-04-12 19:35:06.441026


    Your request is already in review

    Date: 2019-04-22 10:46:52.068970


    Your request was successful

    Date: 2019-04-22 10:53:08.240174

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Earthquake catalog of Region 7

Requested from PHIVOLCS by M. Ebora at 07:35 PM on Apr 12, 2019.
Purpose: Thesis on Probabilistic Seismic Hazard Analysis
Date of Coverage: 01/01/1800 - 04/12/2019
Tracking no: #PHIVOLCS-821017005640

Ebora 07:35 PM, Apr 12, 2019

Hello, I would like to request for the following:

1. Region 7 earthquake catalog containing records of earthquake magnitudes. 

I need this data to perform a probabilistic seismic hazard analysis of a specific site in cebu, (Talisay) and generate a seismic hazard curve of the site.

I am a masters student in University of San Carlos Talamban Campus and an Erdt scholar of DOST. I need this data for my thesis. Thank you so much.

Montes 10:46 AM, Apr 22, 2019

April 22, 2019

Dear Marvin,

Thank you for your request dated Apr 12, 2019 under Executive Order No. 2 (s. 2016) on Freedom of Information in the Executive Branch, for Earthquake catalog of Region 7.

We received your request on Apr 12, 2019 and will respond on or before May 03, 2019 07:35:06 PM, in accordance with the Executive Order's implementing rules and regulations.

Should you have any questions regarding your request, kindly contact me using the reply function on the eFOI portal at, for request with ticket number #PHIVOLCS-821017005640.

Thank you.


Angela Montes
FOI Officer

10:53 AM, Apr 22, 2019

April 22, 2019

Dear Marvin Ebora,


Thank you for your request dated Apr 12, 2019 07:35:06 PM under Executive Order No. 2 (s. 2016) on Freedom of Information in the Executive Branch.

Your request

You asked for Earthquake catalog of Region 7.

Response to your request

We were able to determine that this particular information is already available online and therefore cannot be counted as a valid FOI request. You may retrieve your requested information from The probabilistic seismic hazard assessment for Talisay is in the PEHM atlas. You will be asked to register in that link to get a copy of the atlas. Please let us know if this is sufficient already. 

Your right to request a review

If you are unhappy with this response to your FOI request, you may ask us to carry out an internal review of the response by writing to DOST Sec. Fortunato T. De La Peña, email at Your review request should explain why you are dissatisfied with this response, and should be made within 15 calendar days from the date when you received this letter. We will complete the review and tell you the result within 30 calendar days from the date when we receive your review request.

If you are not satisfied with the result of the review, you then have the right to appeal to the Office of the President under Administrative Order No. 22 (s. 2011).

Thank you.

Bartolome Bautista
FOI Officer

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