Los Angeles

Evacuation Warning Issued for Sierra Madre Amid Potential Floods and Mudslides

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Published on March 05, 2025
Evacuation Warning Issued for Sierra Madre Amid Potential Floods and MudslidesSource: Unsplash / {Bette Jane Camp}

As a string of winter storms continues to batter Southern California, Sierra Madre residents face a grim and recurring reality – evacuation warnings in the wake of nature's unrelenting force. Since 6:00 a.m. Wednesday, parts of the city have been living under an evacuation warning, with residents urged to prepare for possible floods, mudslides, and debris flows, NBC Los Angeles reports. The city, flanked by the remnants of the Eaton Fire burn zone, is no stranger to this kind of adversity, with the scars of past calamities still etched into the landscape and memory of its people.

This latest weather event, which is expected to last until at least 6:00 a.m. on Friday, brings more than just rain; it threatens to revisit the chaos of mid-February when homes and streets were swallowed by debris flows in little Santa Anita Creek. CBS Los Angeles highlights the enduring risk for the Sierra Madre, with saturated debris basins and a potential for significant rainfall enhancing the risk of flooding, mudslides, and debris flows. Crews have been tirelessly working to mitigate these risks, but as city leaders underscore, the basins remain unfilled, and the threat looms large.

In a statement obtained by NBC Los Angeles, Sierra Madre Fire Chief Brent Bartlett paints a stark picture: "If a mudflow occurs, public safety and public works personnel will not be able to enter an active debris flow zone. This means that if you stay behind, you may be trapped for days before emergency crews can reach you." 

The city of Sierra Madre has taken steps to notify residents through various channels, including the Genasys app, where evacuation warnings are detailed for zones such as SMD E002B and SMD E003 among others, according to ABC7. On top of providing free sandbags, there are clear, urgent instructions for residents: once a flow starts, it's too late to evacuate, and parking is prohibited in areas under such advisories or orders.

Reflecting on the region's troubled history with natural disasters, the Department of Conservation referenced past floods in the same area as the Eaton Fire, which wrought devastation and loss of life in 1938 and 1969.