Waukesha's Noise from Specific Sources: The Rules That Matter

Every city handles noise from specific sources a little differently. In Waukesha, Wisconsin, there are 2 distinct rules that residents and property owners should be aware of. Some are stricter than what neighboring cities enforce, and others are more relaxed. Here is what you need to know.

Bar & Nightclub Noise

Waukesha bars, taverns and nightclubs must keep noise from disturbing the surrounding neighborhood under Municipal Code § 9.11, the same section that sets the standing conditions on every liquor license. Unreasonably loud noise, or any conduct causing a public disturbance or interfering with neighbors' quiet enjoyment, is barred on or about a licensed premises at all times.

Key details: Governing section: Municipal Code § 9.11. First-offense forfeiture: $10 to $2,500. Repeat-offense forfeiture: $100 to $5,000. License consequence: Suspension or revocation under § 9.14. Enforcing agency: Waukesha Police Department.

A citation for unreasonable noise at a licensed premises brings a forfeiture of $10 to $2,500 for a first offense and $100 to $5,000 for each later offense, plus prosecution costs, under §§ 9.18 and 25.05. Repeated or serious violations also expose the license itself: the Ordinance and License Committee can suspend, revoke, or refuse to renew it under § 9.14 after a hearing, and a revoked license cannot be reissued to the same premises for 60 days.

Generator Noise

Waukesha caps the noise of a Mobile Food Vendor's generator at 70 dB(A) measured 50 feet away, under Municipal Code § 8.18(6)(l). Generators must be mounted on the vendor's vehicle or cart itself rather than set up separately, and loudspeakers on the vending unit are banned outright.

Key details: Governing section: § 8.18(6)(l). Generator noise limit: 70 dB(A) at 50 feet. Generator mounting: Must be on the vendor unit. Loudspeakers: Banned outright, § 8.18(6)(i). Operating hours: 7am-11pm Sun-Thu, 7am-midnight Fri/Sat.

Running a generator louder than 70 dB(A) at 50 feet, using a generator that is not mounted on the vending unit itself, or using an exterior loudspeaker violates § 8.18(6) and draws a forfeiture of $50 per violation under § 8.18(7), plus court costs, with each day of continued violation a separate offense; the City can also order the vendor to relocate or stop operating immediately and can suspend, revoke or refuse to renew its Mobile Food Vendor Permit.

The Bottom Line

Waukesha's noise from specific sources rules are a mixed bag. Some areas are strict, others are relaxed, and the details matter. The best approach is to check the specific rule that applies to your situation rather than assuming Waukesha is broadly strict or permissive.

These rules come from Waukesha's publicly available municipal code. For complete penalty schedules, exemption details, and answers to common questions, see the individual ordinance pages throughout this guide.