Fireworks will light up the night at Radke Martinez Shoreline Park, Wednesday, July 4. Join the crowd at the Waterfront or head over to your special viewing spot before 9:15 p.m. Pyrotechnics begin around 9:30 p.m. and will last approximately twenty-five minutes. Waterfront Park will be closed to cars at 6 p.m. We recommend to arrive earlier in the day as there is limited handicap parking. Remember, personal fireworks are illegal in Contra Costa County and DANGEROUS!