News Summary
Imperial Beach, California, known for its surfing, is now facing severe water pollution challenges, risking the health of surfers and beachgoers. Untreated sewage from the South Bay International Wastewater Treatment Plant poses significant health hazards, prompting surfers to monitor water quality more closely and some to avoid the waters altogether. Despite these challenges, the community continues to cherish the beach, which is reputed for its stunning views and surf conditions.
Imperial Beach, California – The beautiful shores of Imperial Beach, a popular surfing destination in San Diego County, are facing severe water pollution challenges, making it the most polluted beach in the United States, according to the Surfrider Foundation. The area’s health risks due to untreated sewage are a growing concern for the local surfing community and beachgoers alike.
The source of the problem stems from the South Bay International Wastewater Treatment Plant (SBIWTP), which is designed to manage 25 million gallons of wastewater daily. Unfortunately, this facility frequently exceeds its capacity, releasing untreated sewage into the waters off Imperial Beach. This raw sewage is easily identifiable, appearing as a dark brown plume visible to surfers and swimmers. The presence of untreated waste poses serious health hazards, including the risk of bacterial infections, diarrhea, neurological disorders, and even hepatitis A.
Local surfers exercise caution by frequently tracking water quality data from the International Boundary and Water Commission. This information is vital for determining whether it is safe to venture into the water. The pollution problem has continued to escalate over the past decade, negatively impacting local surfing habits and overall beach enjoyment.
The health implications of this pollution have not gone unnoticed. Surfers have reported experiencing various health issues associated with the contaminated waters, causing many to rethink their surfing routine at Imperial Beach. Lifeguards are also on high alert, monitoring water quality daily due to high pollution levels, which has impacted community morale amid rising health concerns.
Some dedicated surfers, concerned for their health, have chosen to forego surfing at Imperial Beach altogether. In addition, community programs such as YMCA’s Camp Surf, which traditionally introduces youth to the sport, can no longer take participants into the waters at Imperial Beach.
While these issues persist, Imperial Beach remains an iconic beach town, renowned for its stunning coastal views and some of San Diego’s finest surf conditions. Surfers and beach enthusiasts still gather to enjoy various activities, including swimming, beach volleyball, scenic strolls, dining, and sunset watching, despite the pollution challenges.
The San Diego surfing community has a rich history, with locations like Ocean Beach, La Jolla, and North County providing reliable waves and diverse surf breaks. The Surf Education Academy at La Jolla Shores has also gained recognition as one of the best adaptive surfing schools in the nation.
As summer festivities approach, with Independence Day celebrations right around the corner, a beach hazards statement has been issued. This warning notes the potential for dangerous rip currents and elevated surf conditions, raising further concerns about safety for both swimmers and surfers alike. The National Weather Service has advised the public to exercise caution as forecasts predict wave heights of 4 to 6 feet, with some sets reaching up to 7 feet.
In light of these developments, beachgoers are urged to remain vigilant and prepared while enjoying the seaside. As San Diego’s water temperature gradually increases, now ranging between 60 and 64 degrees, the allure of the beach remains strong, although environmental and health issues continue to pose significant challenges for the vibrant community centered around the surf culture in Imperial Beach.
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Additional Resources
- San Diego Magazine: Imperial Beach Pollution
- Wikipedia: Imperial Beach
- NBC San Diego: Spring Swells
- Google Search: spring swells san diego
- Fox 5 San Diego: Fourth of July Beach Warning
- Encyclopedia Britannica: Rip Current
- Surfer: Sharks in San Diego
- Google News: sharks san diego

Author: STAFF HERE CORONADO
The Coronado Staff Writer represents the experienced team at HERECoronado.com, your go-to source for actionable local news and information in Coronado, San Diego County, and beyond. Specializing in "news you can use," we cover essential topics like product reviews for personal and business needs, local business directories, politics, real estate trends, neighborhood insights, and state news affecting the area—with deep expertise drawn from years of dedicated reporting and strong community input, including local press releases and business updates. We deliver top reporting on high-value events such as the Coronado Island Film Festival, productions at Lamb’s Players Theatre, community workshops at John D. Spreckels Center, and iconic celebrations at Hotel del Coronado. Our coverage extends to key organizations like the Coronado Chamber of Commerce and Visit Coronado, plus leading businesses in hospitality, dining, and tourism that drive the local economy. As part of the broader HERE network, including HERESanDiego.com, HEREHuntingtonBeach.com, HERELongBeach.com, and HERELosAngeles.com, we provide comprehensive, credible insights into Southern California's dynamic landscape.