Loading Cliff Watch...
🔴 Live Conditions
🌧️--Rain
🌊--Waves
🔸--Last Quake
Legend
Risk Level
Critical
High
Elevated
Medium
Low
Reports
Unverified
Verified
🌊
Welcome to CliffWatch Current coastal landslide risk for La Jolla, CA
Tap any monitoring point to see its risk level, probability, and conditions
Green = Low, Yellow = Medium, Orange = Elevated, Red = High/Critical
📊 Live Conditions (top-right) shows current wave height, rainfall, and seismic activity
📷 Report: Help monitor the cliffs— report cliff cracks, erosion, or rockfall
Tap (verified) or (unverified) diamonds to see community reports
🔔 Tap the bell to get instant alerts when risk levels change
Cliff Watch
La Jolla Coastal Landslide Early Warning System
Designed & Developed by
Janna M. Bighouse
As part of a Master of Science thesis in
Geographic Information Science & Technology
University of Southern California
This application integrates real-time environmental data with machine learning to predict coastal landslide risk, providing early warnings to protect the La Jolla community.
How to read the map
• Each dot represents a monitored coastal cliff location.
• Dot color shows the current risk level (Low → Critical).
• Tap a dot and scroll through the pop-up to view landslide probability, recent rain, waves, and earthquake activity.

Report button
• Use Report to share visible cliff conditions (cracks, erosion, rockfall, seepage).
• Reports appear on the map as Unverified until reviewed.
• Reports are informational only and do not trigger emergency services.
🔔
Get Risk Alerts
Receive email notifications when landslide risk increases in La Jolla
📧 How it works
When risk conditions change, you'll receive an email with:
• Current risk level and affected areas
• Wave height, rainfall, and seismic data
• Link to view the live map
Your email is only used for risk alerts and never shared.
If you don't see a welcome email, please check your spam folder.
You can unsubscribe at any time.
You're Subscribed!
You'll receive email alerts when coastal risk levels change. Check your inbox for a confirmation email.
✉️
Alert Subscription Active
your@email.com
Current Setting
High Risk Only
📷 Submit a Report
📍No location selected
Tap map to adjust pin location
📷
Tap to add photos
Report Submitted!
Thank you for helping keep La Jolla safe. Your report is now visible on the map and will be reviewed by administrators.