Southern California Mountain Biker Dies After Rattlesnake Bite

Julian Enrique Hernandez, a 25-year-old resident of Costa Mesa, California, died on March 4, 2026, after being bitten by a rattlesnake even as mountain biking at Quail Hill Trailhead in Irvine. The incident, which occurred on February 1, prompted a month-long hospitalization and renewed warnings from local authorities regarding the risks associated with encountering venomous snakes on Southern California trails.

Details of the Incident

According to the Irvine Police Department, Hernandez was bitten around 11 a.m. While riding in an area near the Quail Hill Community Center at 39 Shady Canyon Drive . The Orange County Fire Authority (OCFA) responded to the emergency call and transported Hernandez to a local hospital in critical condition. He remained in the Intensive Care Unit (ICU) for over 30 days before succumbing to his injuries .

Initial reports suggest Hernandez may have lost his balance and fallen into the brush while waiting for a friend, leading to the snake bite . The Orange County Coroner’s Office officially determined the cause of death to be an animal bite .

Rattlesnake Bites in Southern California

While rattlesnake bites are relatively common in Southern California, fatalities are extremely rare. The Centers for Disease Control and Prevention (CDC) reports up to 8,000 venomous snake bites occur annually in the United States, resulting in an average of five deaths per year . Rapid medical intervention and the availability of antivenom significantly reduce the risk of death.

Community Response and Safety Recommendations

Hernandez’s family established a GoFundMe campaign to support them during this hard time . His brother expressed the family’s grief and highlighted the unexpected nature of the tragedy.

Local authorities, including the Irvine Police Department and the OCFA, have reiterated the importance of taking precautions when visiting natural areas. Recommendations include:

• Staying on marked trails.
• Maintaining a distance of at least three meters (approximately 10 feet) from any snake.
• Wearing protective footwear and clothing.
• Avoiding the use of headphones to maintain awareness of surroundings.

Authorities continue to urge trail users to remain vigilant, especially during warmer weather when snake activity increases .