Incident Summary:

03/31/2011: On Thursday, in an unspecified city of Ma'rib province, Yemen, anti-government tribesmen armed with rifles opened fire at three electricity pylons, deliberately cutting power lines, which caused power outages in parts of the capital of Sanaa and some other major provinces. No casualties were reported and no group claimed responsibility for the attack.




Middle East & North Africa

region/u.s. state:



Attack Information
Type of Attack (more) Facility/Infrastructure Attack
Successful Attack? (more) Yes
Target Information (more)
Target Type: Utilities
Name of Entity
Specific Description Electricity pylons
Nationality of Target Yemen
Additional Information
Hostages No
Ransom No
Property Damage Yes
Extent of Property Damage Minor (likely < $1 million)
Value of Property Damage Unknown
Weapon Information
Type Sub-type
Firearms Unknown Gun Type
Weapon Details
Unknown firearms were used in the attack.
Additional Information
Suicide Attack?No
Part of Multiple Incident?No
Criterion 1 (more) Yes
Criterion 2 (more) Yes
Criterion 3 (more) Yes
Doubt Terrorism Proper (more) No
Perpetrator Group Information
Group Name Claimed Responsibility
Unknown No
Perpetrator Statistics
Number of Perpetrators Unknown
Number of Captured Perpetrators 0
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
Xinhua News Agency, "Yemen Anti-Government Tribesmen Attack Pylons, Cause Outages," Xinhua News Agency, march 31, 2011,
Yemen News Agency, "Shooting Leads to Power Cut from Marib Station," LexisNexis Academic, Yemen News Agency, March 31, 2011.
Philippines News Agency, "Yemen Anti-Government Tribesman Attack Pylons, Cause Outages," LexisNexis Academic, Philippines News Agency, April 01, 2011.