Advisory
UPDATE: All roadways are open.
UPDATE: All roadways are open. 
UPDATE:
Situation has been resolved and alll roadways are open.
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Police Activity around San Mateo Dr @ Villa Terrace Way. Please stay out of the area. San Mateo Drive is closed in both directions.
Address/Location
San Mateo, CA Police Department
200 Franklin Pkwy
San Mateo, CA 94403
Contact
Emergency: 9-1-1
Non-emergencies: 650-522-7700