San Francisco's highly anticipated Fourth of July celebration, featuring fireworks launched from the Golden Gate Bridge for the first time, was significantly hampered by thick fog and widespread logistical failures.

An estimated 100,000 people gathered along the city's waterfront for the event, which was intended to be a historic spectacle. However, dense fog rolled in as the fireworks began, obscuring much of the display and leaving many spectators to watch only the lower bursts through the mist. This environmental condition compounded the problems of insufficient sanitation facilities and transit disruptions.

The event suffered from a critical shortage of portable toilets, with reports indicating only 127 available for the large crowds. The National Park Service stated that the Golden Gate National Recreation Area provided 27 permanent restrooms and added 60 portable toilets, while the City of San Francisco supplied an additional 40 portable toilets. This total of 127 facilities is far below industry standards, which recommend approximately 1,000 toilets for an event of this size and duration, potentially leaving the city short by more than 873 units even under conservative estimates.

Joshua Winchell, chief of communications and special park uses for the Golden Gate National Recreation Area, acknowledged the shortfall. "These 127 toilets were not nearly enough to support our July 4 visitors," Winchell told the San Francisco Chronicle. "We will work with the City of San Francisco and our other partners to ensure that enough bathrooms and other resources required for enjoyable park visits will be in place for future large-scale events, such as Fleet Week."

Attendees also faced significant transit issues. The San Francisco Municipal Transportation Agency apologized for widespread delays, citing the struggle to accommodate an additional 41,000 riders on America's 250th birthday. Many attendees reported being stuck in traffic, experiencing long waits for buses, or having to walk considerable distances to get home.

Mayor Daniel Lurie criticized the transit breakdowns as "unacceptable" and stressed the need for improvements before Fleet Week, another major event scheduled for October. He also faced public criticism regarding the sanitation issues, with one resident commenting on his Instagram post, "No wonder everywhere smells like pee. There were almost no restrooms for these crowds!"

Supervisors Stephen Sherrill and Bilal Mahmood have initiated reviews into the city's event planning, examining aspects such as transit service, emergency access, and the potential impact of autonomous vehicles on traffic gridlock. Supervisor Sherrill, whose district includes the Marina, has called for a hearing before Fleet Week to address the shortcomings and implement necessary changes.

Some longtime residents expressed a lack of surprise, noting that Fourth of July fireworks in San Francisco can be unpredictable due to weather conditions. They suggested that while the Golden Gate Bridge launch was a unique attraction, the expected traffic issues and logistical challenges were predictable for those familiar with the city.