Incident Summary:

5/6/1971: Unknown perpetrators bombed an unmanned Pacific Gas & Electric Company substation in the vicinity of San Jose, California, United States. A power generator was knocked out and electric service was temporarily stopped to Los Altos, Lost Gatos, Davenport, and Big Basin.

GTD ID:
197105060003

When:
1971-05-06

Country:
United States

Region:
North America

Province/administrative
region/u.s. state:

California

City:
Cupertino

Location Details:
Ten miles west of San Jose

Attack Information
Type of Attack (more) Bombing/Explosion
Successful Attack? (more) Yes
Target Information (more)
Target Type: Utilities
Name of Entity Pacific Gas & Electric Company
Specific Description Pacific Gas & Electric Company Substation, ten miles west of San Jose
Nationality of Target United States
Additional Information
Hostages No
Ransom No
Property Damage Yes
Extent of Property Damage Unknown
Value of Property Damage Unknown
Weapon Information
Type Sub-type
Explosives Pipe Bomb
Additional Information
Suicide Attack?No
Part of Multiple Incident?No
Criterion 1 (more) Yes
Criterion 2 (more) Yes
Criterion 3 (more) Yes
Additional Information Possibly part of a multiple attack with 197105060004. Both attacks were against energy targets in California at around the same time. However, there were many bombings in California during this time period. Also, the explosives used in the two attacks were not the same. Extent of damages coded as unknown because it could not be determined the cost of the power outage to the four Californian cities.
Perpetrator Group Information
Group Name Claimed Responsibility
Left-Wing Militants No
Perpetrator Statistics
Number of Perpetrators Unknown
Number of Captured Perpetrators Unknown
Casualty Information
Total Number of Casualties 0 Fatalities / 0 Injured
Total Number of Fatalities 0
Number of U.S. Fatalities 0
Number of Perpetrator Fatalities 0
Total Number of Injured 0
Number of U.S. Injured 0
Number of Perpetrators Injured 0
Sources
"Power Station, Refinery Bombed on Coast," Baltimore Sun, May 7. 1971.
"Bombers Hit Twice," Washington Post, May 7, 1971.
"Power Station, Book Store Hit by Bombs," The Day, May 6, 1971.