News Summary
A sewage spill of approximately 4,000 gallons has led to a temporary closure of the Huntington Beach and Newport Beach coastline. Health officials confirmed the spill originated from a sewer line blockage in Costa Mesa, causing a health advisory for the area. All water activities are currently prohibited until safety assessments are completed. Residents are advised to stay informed through local health agencies and report any sewage spills they observe.
Huntington Beach and Newport Beach Coastline Closed Due to Sewage Spill
Huntington Beach and Newport Beach are facing a temporary closure of their coastline following a sewage spill that involved approximately 4,000 gallons of waste. Confirmed by health officials on Saturday, May 3, the affected area extends from the Talbert Channel outfall at Huntington State Beach to the projection of Grant Street in Newport Beach.
The closure prohibits all water activities, including swimming, surfing, and diving, until safety assessments are completed through follow-up water quality monitoring. Health officials are prioritizing public safety and will determine when the coastline can be reopened based on these assessments.
Causative Factors of the Spill
The sewage spill originated from a blockage in a sewer line located in Costa Mesa. The blockage was primarily attributed to a combination of roots and grease that had built up in the sewer system. This incident raises concerns over the potential health risks associated with swimming and water-related activities in contaminated areas.
Public Health Advisory and Resources
As the situation develops, residents and visitors in the Huntington Beach and Newport Beach areas are encouraged to stay informed regarding current conditions. Health officials will be conducting thorough monitoring to assess water quality and to ensure that it meets safety standards before reopening the coastline. Updates on the situation can be accessed at OCBeachinfo.com or by contacting the Orange County Health Care Agency at 714-433-6400.
Moreover, the public is urged to report any instances of sewage spills they may observe. Individuals can call 714-433-6419 to report these occurrences promptly for investigation and response.
Background Information
Sewage spills can pose significant health risks due to the potential presence of pathogens and pollutants in contaminated waters. Public health officials routinely monitor water quality in coastal areas, especially after incidents such as the recent sewage leak. Such events not only disrupt recreational activities but can also impact local ecosystems and wildlife.
The occurrence of blockages in sewer lines, often resulting from tree roots or grease buildup, highlights the need for continuous maintenance and monitoring of sewer infrastructure. Municipalities frequently emphasize the importance of proper waste disposal to prevent grease from accumulating and causing backups in sewage systems.
Residents should remain vigilant and adhere to any advisories issued by public health officials. The health department will continue to provide updates as new information becomes available regarding the water quality and the status of the coastline.
Deeper Dive: News & Info About This Topic
HERE Resources
Additional Resources
- Orange County Register
- Wikipedia: Sewage spill
- Spectrum News
- Google Search: Sewage spills
- My News LA
- Encyclopedia Britannica: Sewage spills
- Los Angeles Times
- Google News: sewage spill California
- Daily News
- Google Scholar: Sewage spill impact
- Times of San Diego
- Encyclopedia Britannica: Public Health

Author: STAFF HERE COSTA MESA
The Costa Mesa Staff Writer represents the experienced team at HERECostaMesa.com, your go-to source for actionable local news and information in Costa Mesa, Orange 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 OC Fair, performances at the Pacific Amphitheatre, and community gatherings at The LAB Anti-Mall. Our coverage extends to key organizations like the Costa Mesa Chamber of Commerce and Visit Costa Mesa, plus leading businesses in retail, entertainment, and innovation that shape the local economy. As part of the broader HERE network, including HEREAnaheim.com, HERESantaAna.com, HEREHuntingtonBeach.com, and HERELosAngeles.com, we provide comprehensive, credible insights into Southern California's dynamic landscape.