§ 308-10. Immediate threats to health and welfare.

A. 

The Police Department shall order an immediate halt to any sound which exposes any person, except those excluded pursuant to Subsection B, to continuous sound levels in excess of those shown in Table 4 or to impulsive sound levels in excess of those shown in Table 5.

B. 

No order pursuant to Subsection A shall be issued if the only persons exposed to sound levels in excess of those listed in Tables 4 and 5 are exposed as a result of trespass, invitation upon private property by the person causing or permitting the sound or employment by the person or a contractor of the person causing or permitting the sound.

C. 

Any person subject to an order issued pursuant to Subsection A shall comply with such order until the sound is brought into compliance with the order.

D. 

Any person who violates an order issued pursuant to this section shall, for each day of violation, be fined not less than $200 nor more than $1,250.

[Amended 5-21-2002 by Ord. No. 1411; 12-3-2002 by Ord. No. 1428]

E. 

Continuous sound levels.

	Table 4 Continuous Sound Levels which Pose an Immediate Threat to Health and Welfare (measured at 50 feet or 15 meters)
	Sound Level Limit (dBa's)	Duration
	90	24 hours
	93	12 hours
	96	6 hours
	99	3 hours
	102	1.5 hours
	105	45 minutes
	108	22 minutes
	NOTES: Use equal energy time-intensity trade-off if level varies; find energy equivalent over 24 hours.

F. 

Impulsive sound levels.

	Table 5 Impulsive Sound Levels which Pose an Immediate Threat to Health and Welfare (measured at 50 feet or 15 meters)
	Sound Level Limit (dB's)	Number of Repetitions per Twenty-Four-Hour Period
	145	1
	135	10
	125	100
	NOTES: Use equal energy time-intensity trade-off if level varies; find energy equivalent over 24 hours.