Prepare for Heavy Rain and Flood Risks in Contra Costa
• West County Wastewater (WCW) is urging residents in Contra Costa County, California, to prepare for potential heavy rain and storms during the winter of 2026/
• A strong El Niño is expected to bring increased risks of flooding, sewer backups, and power outages. WCW is actively maintaining the public sewer system and conducting flood-preparation activities to ensure community safety. Residents are encouraged to take proactive steps to protect their households, including keeping fats, oils, grease, and wipes out of drains and avoiding the connection of roof drains or stormwater systems to sewer lines. Notifications about maintenance and preparation activities may be sent to affected neighborhoods. Source time: not specified.
Impact & Risks
The anticipated heavy rainfall and storms could lead to significant flooding, sewer system overflows, and power outages in Contra Costa County. These conditions may disrupt daily life and pose health and safety risks to residents. Sewer backups could damage homes and infrastructure, while flooding may create hazardous travel conditions. The strong El Niño pattern increases the likelihood of these impacts, making preparation essential for minimizing risks.
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