At approximately 6:40 p.m., police responded to a report of a firearm being discharged inside a residence in the 0-100 block of Valkyrie Crescent in Dartmouth. Officers arrived on scene quickly and found a 16-year-old female uninjured in the residence. Officers learned that a 16-year-old male had fled the residence before police arrived. The area was contained and a short time later, the 16-year-old male was taken into custody. A firearm was located in the residence. At this time, police do not believe that the firearm was discharged at anyone. The matter remains under investigation.