The hours for discharging fireworks per Ordinance No. 764 is as follows:

June 24th – July 3rd – Sun thru Thurs – 8:00 am – 11:00 pm
– Fri & Sat – 8:00 am – 12:00 midnight
July 4th – 8:00 am – 1:00 am on the 5th of July

Follow the link to view the full Ordinance:  Ord 764 Fireworks