Authorities said the grenade found Monday afternoon by workers at the Stanford Research Park in Palo Alto was inert. Authorities issued evacuation and shelter-in-place orders, police said.
The roadway has re-opened & the incident has concluded. News release to follow later tonight. Thanks, @SCCoSheriff! pic.twitter.com/gxVKsWQ6Xj
— Palo Alto Police (@PaloAltoPolice) December 1, 2015
Palo Alto police wrote on Twitter at 2:49 p.m. about the incident at 3145 Porter Drive, where workers discovered the grenade while digging underground.
People at 3145 Porter Drive have been evacuated while those at the adjacent address of 3155 Porter Drive have been asked to shelter in place, according to police.
The 3100 block of Porter Drive is temporarily closed this afternoon while a bomb squad investigates the device, police said.
The @SCCoSheriff Bomb Squad has detonated the device; turns out it was an inert grenade. The scene is safe. pic.twitter.com/UmvW10ZnzQ
— Palo Alto Police (@PaloAltoPolice) December 1, 2015
Here's a map of the area and the affected roadways for the Porter Drive incident (a found possible hand grenade). pic.twitter.com/p3hj2gbGhG
— Palo Alto Police (@PaloAltoPolice) November 30, 2015
Happening Now: Possible hand grenade found by workers outside of 3145 Porter Drive. Bomb Squad enroute. (1/6) pic.twitter.com/0bJcckoEk3
— Palo Alto Police (@PaloAltoPolice) November 30, 2015
The workers discovered the device while digging underground for a construction project. (2/6)
— Palo Alto Police (@PaloAltoPolice) November 30, 2015
The business at 3145 Porter Dr has been evacauted as a precaution; people at 3155 Porter have been asked to "shelter in place." (3/6)
— Palo Alto Police (@PaloAltoPolice) November 30, 2015
No other evacuation or shelter in place orders are expected. The 3100blk of Porter Dr (just south of Page Mill) is temporarily closed. (4/6)
— Palo Alto Police (@PaloAltoPolice) November 30, 2015
We will post updates here on Twitter, and a news release will follow at the conclusion of the event. (5/6)
— Palo Alto Police (@PaloAltoPolice) November 30, 2015
Media: A PIO is available if necessary, but no additional information is available for release at this time. (6/6)
— Palo Alto Police (@PaloAltoPolice) November 30, 2015