Earthquake and Volcanic Hazards
DOST-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 is contained in a Hazard Assessment Report. It is also responsible for providing hazard information packages requested by stakeholders.
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 is from DOST-PHIVOLCS. Hazard information may be refined as new data become available.
DOST-PHIVOLCS collects personal data through this form for purposes including service delivery, stakeholder engagement, policy formulation, program implementation and other processes as required by law including auditing. By filling out the Hazard Assessment Request form, you agree to the stated uses of your data. Rest assured that DOST-PHIVOLCS is protecting your personal data in adherence to the Data Privacy Act of 2012.
The HAZARD ASSESSMENT SERVICES will be suspended on Friday, December 19, 2025, to give way for the staff to participate in the Institute's Year-end activity.
You may still file your request/s online but there may be some delays in the processing.
We thank you for your consideration.
Please note that our Online Hazard Assessment Service System is experiencing latencies due to system maintenance.
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.
Request online for signed Hazard Assessment Reports (HARs) through DOST-PHIVOLCS' Online Hazard Assessment Service (OHAS) platform: has.phivolcs.dost.gov.ph.
HARs requested by private entities/individuals will be released once payment is made through the DOST-PHIVOLCS cashier or online via the LANDBANK Link.BizPortal.
For requests made by government offices, HARs may be downloaded as soon as they are available.
Thank you and stay safe.