Thursday, December 4, 2025

Sewage flows prompt more beach closures in Coronado

sewage-closures beach sign
Coronado Beach on Memorial Day Weekend 2023. Photo by Megan Kitt.

Elevated bacterial levels in coastal waters brought beach closures to Coronado for Labor Day weekend.

The Silver Strand shoreline, which stretches from north of Carnation Ave to south of Avenida Lunar, closed on Aug. 31. The entire Coronado shoreline closed on Sept. 1. At the time of publication, the beaches were still closed.

San Diego County Beach & Bay Water Quality website, Sept. 4, 2025 (sdbeachinfo.com).

Imperial Beach’s shores, meanwhile, have been closed since Aug. 2.

Millions of gallons of untreated sewage from Tijuana are dumped into the ocean and the Tijuana River each day, causing ongoing beach closures, health concerns, and environmental challenges. The US and Mexico reached a new agreement in July as part of efforts to finally solve the problem.

The first Coronado closure came days after the International Boundary and Water Commission (IBWC) completed an expansion at its international wastewater treatment plant, a milestone that increased the amount of Tijuana’s sewage treated by 10 million gallons per day (MGD).

The South Bay International Wastewater Treatment Plant can now process 35 MGD, the Environmental Protection Agency (EPA) announced on Aug. 28. It will eventually be expanded to a total capacity of 50 MGD, double its original volume.

The full expansion is expected to be completed by the end of 2027.

 

 

 



3 COMMENTS

  1. So Harold that means on Sept 1 the beachgoers were exposed to raw sewage all day until 4:16pm? Total health hazard?!

  2. Why are you showing a beach photo from Memorial Day 2023? I will never trust a story from The Coronado Times again. This is not deception by accident, but by deceit. I don’t have a screenshot, but I swear that originally it said it was a photo from this Labor Day.

  3. Your story is misleading. The entire Coronado shoreline was closed on Sept 1 (Labor Day), but not until 4:16 PM. The rest of the day the beach was packed with people. Check the County of San Diego – Environmental Health and Quality & September 1 at 4:17 PM

    Beach Status Change, Effective September 1, 2025, at 4:16 PM –
    Closure Issued for:
    • Coronado Shoreline

    OR see the 92118 Facebook page for a social media discussion.

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Megan Kitt
Megan Kitt
Megan has worked as a reporter for more than 10 years, and her work in both print and digital journalism has been published in more than 25 publications worldwide. She is also an award-winning photographer. She holds BA degrees in journalism, English literature and creative writing and an MA degree in creative writing and literature. She believes a quality news publication's purpose is to strengthen a community through informative and connective reporting.Megan is also a mother of three and a Navy spouse. After living around the world both as a journalist and as a military spouse, she immediately fell in love with San Diego and Coronado for her family's long-term home.Have news to share? Send tips, story ideas or letters to the editor to: [email protected]

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