Officers conducted a search Friday evening at Amador Park near the Dolores Bengtson Aquatic Center for a suspect who allegedly fired one round from a firearm.
Police said the shooting occurred just after 7 p.m. when witnesses saw a man brandishing a firearm and firing a round near picnic tables.
According to police, the suspect was last seen fleeing south on foot towards Black Avenue.
Witnesses described the suspect and officers were able to locate a person who matched the description provided and who admitted to being in the park that evening. However the individual denied shooting a firearm, police said.
Additionally, the witnesses were unable to identify the individual as the shooter.
Officers continued to search the area and were able to locate a single shotgun shell casing. A canine unit also canvassed the area, however no firearm was recovered.
Anyone with information about this incident is encouraged to contact the Pleasanton Police Department at (925) 931-5100.