Recall an event
Choose an exact date, an approximate time, or a king-tide window that helps you remember.
Private neighborhood reporting workspace
Documenting flooding
in the Larkspur Marina.
Help document flooding in the Larkspur Marina neighborhood, including from Corte Madera Creek and the Larkspur Lagoon.
JMR+24 events logged by neighbors so far
Current reporting area
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24reports
4recurring areas
11relay consent
WHY THIS EXISTS
First, we need a clear record
of what residents have seen.
To secure the resources and take the steps needed to mitigate and prevent future flooding, city, county, and state officials need to know what's happening.
Share your experienceHOW TO CONTRIBUTE
A few details can make a real difference.
Place it on the map
Show where you saw water and tell us what it affected — streets, homes, paths, or access.
Add supporting details
Include photos, a description, or a way for city staff to follow up if you choose.
MEMORY PROMPT
Past king tides
Most floods coincide with king tides. Use these past king-tide windows to refresh your memory or search your photo library.
FIVE-YEAR LOOKBACKLOG AN EVENT
What do you remember?
01/ 03
YOUR INFORMATION
Share what you’re comfortable sharing.
You may report anonymously. Your contact details will not be shown on the website. Members with site access can contact you by sending a message through the web form; it's up to you whether you want to respond.