Open Data Portal
Free access to Hanoi flood data for research and development
About Open Data
FloodSense Hanoi is committed to transparency and data sharing. All collected data is publicly available as APIs and can be downloaded for free.
Use for: Academic research, app development, journalism, policy analysis, education
License: Creative Commons Attribution 4.0 (CC BY 4.0) - Free to use with attribution
Available Datasets
Flood AlertsJSON
Real-time flood warning data from Meteorological and Hydrological Service
API Endpoint
/api/public/alertsUpdates
Real-time
Volume
~100 alerts/year
Safe PointsJSON with GPS coordinates
List of shelters, hospitals, schools and safe areas
API Endpoint
/api/public/safe-pointsUpdates
Monthly
Volume
48 locations
Community ReportsJSON
Real-time reports from citizens about flood conditions
API Endpoint
/api/public/reportsUpdates
Real-time
Volume
Continuously updated
Damage ReportsJSON
Post-flood damage data from citizens and businesses
API Endpoint
/api/public/damageUpdates
Real-time
Volume
Continuously updated
API Documentation
Guide to using the API
Basic Usage
// Get list of alerts
fetch('https://floodsense-hanoi.vn/api/public/alerts')
.then(response => response.json())
.then(data => console.log(data))
// Response format
{
"success": true,
"data": [...],
"timestamp": "2025-10-28T..."
}Requirements and Limits
- • No API key required
- • Rate limit: 100 requests/minute
- • CORS enabled - can be called from browser
- • All endpoints return JSON
- • HTTPS supported
Attribution
When using the data, please provide attribution:
"Data from FloodSense Hanoi (floodsense-hanoi.vn), used under CC BY 4.0 license"
Data Sources
Contact & Feedback
Have questions about the data or want to contribute a new dataset? We'd love to hear from you!
- Email: data@floodsense-hanoi.vn
- Hotline: 1900 8888