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Mill Valley officials review evacuation drill, test AI modeling and push countywide preparedness
Summary
City and county emergency officials briefed Mill Valley council on a new evacuation modeling tool and lessons from an April evacuation drill, noting improvements in alerting and remaining gaps in traffic control, interagency radio interoperability and public opt‑in rates for AlertMarin.
Mayor Burke opened the meeting and introduced three regional public‑safety officials who briefed the council on evacuation planning and preparedness.
Mark Brown, executive officer of the Marin Wildfire Prevention Authority, demonstrated Ladder's AI evacuation‑modeling tool and said quick runs produce community‑level outputs such as estimated residences and vehicles and a modeled total clearance time (his example returned about 1,492 residences, 2,463 cars and 4 hours 20 minutes to clear). Brown said the platform can incorporate local traffic fixes already tested in Mill Valley (for example, contraflow on Blythe Dalen and changes to Hamilton Drive) and can be used as both a planning and public‑education tool.
"This allows us to do what the Google study did in minutes, if not seconds," Brown said, and he emphasized the model’s role in identifying non‑resilient…
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