Advisory
UPDATE: Police activity has now ended.
UPDATE: Police activity has now ended. 
UPDATE:
**** The Police activity on Medallion Dr., Claremont St. and Sheffield Ln. has now ended. Residences in the area can now resume normal activity. ****
Thank you,
UCPD
Address/Location
Union City Police Department, CA
34009 Alvarado-Niles Road
Union City, CA 94587
Contact
Emergency: 9-1-1
Non-emergencies: 510-471-1365