Santa Ana, CA Noise from Specific Sources: Bar & Nightclub Noise (2026)

Any Santa Ana establishment with amplified music must obtain an entertainment permit under Chapter 11 before offering it. Sec. " That 20-foot line is drawn from the chapter's own definitions in Sec. "amplified music" is defined as electronically enhanced music audible from no more than 20 feet outside the premises, while "ambient music" (background-only, non-entertainment) is held to the same 20-foot ceiling but doesn't trigger the permit requirement at all. Category 2 venues must also keep a police-approved written security policy covering intoxicated patrons, staffing ratios, age verification for alcohol sales, and handling of criminal activity, and must bar entry to obviously intoxicated persons and prohibit employee alcohol consumption during shifts.

If a venue adds dancing, it escalates to Category 3 under Sec. 11-7(c): a site plan showing the dance floor, stage and bar locations; uniformed state-licensed security guards at a minimum ratio of one per 100 patrons whenever entertainment is offered; an electronic incident log kept for at least a year and available to police on demand; CCTV covering the property; and, for any event drawing over 400 people, the permittee must pay for at least two uniformed Santa Ana police officers to work the event. citywide under Sec. 11-11.