PHIVOLCS Hazard Assessment Services (HAS) is one of PHIVOLCS’ frontline services that determines if any earthquake and/or volcanic hazard is present in a particular parcel of land of interest to a stakeholder,
the result of which is contained in a Hazard Assessment Report. It is also responsible for providing hazard information packages requested by stakeholders.

Hazard Assessment Report (HAR) – the document that contains the hazard assessment for a particular parcel of land of interest to a stakeholder.
The HAR by itself is NOT an approval, endorsement or authorization for further government procedure.

This system is supported by GeoRiskPH. All hazard information are from DOST-PHIVOLCS. Hazard information may be refined as new data become available.

Rest assured that all information will be treated with utmost confidentiality.


Please note that our Online Hazard Assessment Service System is experiencing latencies due to system maintenance.

You may still file your request/s online but there may be some delays in the processing.

We apologize for this inconvenience. This notice will be lifted once system maintenance is done.


***This site uses sessions, cookies and third-party service to analyze non-identifiable web traffic data. PHIVOLCS is committed to protect and respect your personal data privacy in compliance with the Data Privacy Act of 2012.

***DOST-PHIVOLCS categorizes requests for Hazard Assessment Reports based on three categories. Simple (3 days), Complex (7 days) and Highly Technical (20 days). Stakeholders will be notified accordingly.

***DOST-PHIVOLCS will communicate with you once documents are found insufficient to begin hazard assessment.

***Requests for Hazard Assessment placed on weekends and holidays will be processed on the next business day.

***Fee: Php 500 for brokers and developers.

***Fee: Php 100 for homeowners.

***Free to government agencies and LGUs.


DOST-PHIVOLCS continues to accept and process all requests for signed Hazard Assessment Reports (HARs) through its Online Hazard Assessment Service (OHAS) platform.

For previously paid requests or those made by government offices, HARs may be downloaded as soon as these are available. HARs requested by private entities will be released once paid through DOST-PHIVOLCS cashier, which may be done when the Modified Enhanced Community Quarantine (MECQ) is lifted.

Ongoing arrangements are being made with the Landbank of the Philippines (LBP) to enable online payment.

Thank you for your understanding and stay safe.