- October 2 ,2005 - 38,000 customers in the Chicagoland area lost electrical power due to thunderstorms.
August 10, 2006 - 25,000 customers in the south Chicagoland suburbs lost electrical power due to thunderstorms.
August, 2007 - 615,000 customers lost electrical power in Northern Illinois and in the Chicago area due to thunderstorms and major flooding.
December 24, 2007 - 250,000 customers lost electrical power in the Chicago area over the Christmas holiday weekend due to ice, snow & high winds. Some customers were without commercial electrical power for over 24 hours.
May 30, 2008 - 69,000 customers lost electrical power over the weekend due to thunderstorms and high winds in the Chicago area.
June 5, 2008 - 8,000 customers lost electrical power due to thunderstorms and high winds in the Chicago area.
June 7, 2008 - 46,000 customers lost electrical power over the weekend due to tornadoes in the Chicago area.
June 14, 2008 - 131,000 customers lost electrical power over the weekend due to thunderstorms and high winds in the Chicago area.
June 28, 2008 - 28,000 customers lost electrical power due to thunderstorms and high winds in the Chicago area.
July 10, 2008 - 24,000 customers lost electrical power due to thunderstorms and high winds in the Chicago area.
July 29, 2008 - 3,000 customers lost electrical power due to thunderstorms and high winds in Northern Illinois.
August 4, 2008 - 557,000 customers lost electrical power due to thunderstorms, high winds and tornadoes in the Chicagoland, Northern Illinois and Northwest Indiana areas.
September 15, 2008 - 7,500 customers in the Chicagoland area lost electrical power over the weekend due to near-record amounts of rainfall from the remnants of Hurricane Ike resulting in major flooding in many areas of Illinois and other states.
October 26, 2008 - 10,000 customers in the Chicagoland area lost electrical power due to wind storms with wind gusts exceeding 47mph.
December 19, 2008 - 60,000 customers throughout the Chicagoland & Northern Illinois areas lost electrical power due to ice and snow storms.
December 21, 2008 - 78,000 customers throughout the south Chicagoland suburbs lost electrical power due to blizzard-like conditions & high winds.
December 27, 2008 - 9,000 customers scattered throughout the City of Chicago and surrounding suburbs lost electrical power due to extensive rain & flooding within the local power company sub-stations.
December 24, 2007 - 250,000 customers lost electrical power in the Chicago area over the Christmas holiday weekend due to ice, snow & high winds. Some customers were without commercial electrical power for over 24 hours.
May 30, 2008 - 69,000 customers lost electrical power over the weekend due to thunderstorms and high winds in the Chicago area.
June 5, 2008 - 8,000 customers lost electrical power due to thunderstorms and high winds in the Chicago area.
June 7, 2008 - 46,000 customers lost electrical power over the weekend due to tornadoes in the Chicago area.
June 14, 2008 - 131,000 customers lost electrical power over the weekend due to thunderstorms and high winds in the Chicago area.
June 28, 2008 - 28,000 customers lost electrical power due to thunderstorms and high winds in the Chicago area.
July 10, 2008 - 24,000 customers lost electrical power due to thunderstorms and high winds in the Chicago area.
July 29, 2008 - 3,000 customers lost electrical power due to thunderstorms and high winds in Northern Illinois.
August 4, 2008 - 557,000 customers lost electrical power due to thunderstorms, high winds and tornadoes in the Chicagoland, Northern Illinois and Northwest Indiana areas.
September 15, 2008 - 7,500 customers in the Chicagoland area lost electrical power over the weekend due to near-record amounts of rainfall from the remnants of Hurricane Ike resulting in major flooding in many areas of Illinois and other states.
October 26, 2008 - 10,000 customers in the Chicagoland area lost electrical power due to wind storms with wind gusts exceeding 47mph.
December 19, 2008 - 60,000 customers throughout the Chicagoland & Northern Illinois areas lost electrical power due to ice and snow storms.
December 21, 2008 - 78,000 customers throughout the south Chicagoland suburbs lost electrical power due to blizzard-like conditions & high winds.
December 27, 2008 - 9,000 customers scattered throughout the City of Chicago and surrounding suburbs lost electrical power due to extensive rain & flooding within the local power company sub-stations.
January 7, 2009 - 1,700 customers located in 4 north Chicagoland suburbs lost electrical power due to a downed power line.
- March 8, 2009 - 4,500 customers located in the far south Chicago suburbs lost electrical power due to extensive flooding from almost 3" of rain over the weekend and high winds.
- March 29, 2009 - 43,000 customers throughout the Chicago area lost electrical power on Sunday morning due to high winds, snow and ice.
- April 5, 2009 - 11,000 customers in the Chicago area lost electrical power due to a sleet, snow & ice storm.
- April 11, 2009 - Approximately 10,700 customers in the southwest Chicagoland suburbs lost electrical power. The cause of the outage was not identified by ComEd.
- June 19, 2009 - 120,000 customers in the greater Chicagoland and Northern IL areas lost electrical power due to numerous thunderstorms, flooding & high winds. Rainfall totals in the range of 4" to 5 1/2" in the Chicago area.
- August 19, 2009 - Approximately 4,700 customers in the greater Chicagoland and Northern IL region lost electrical power due to numerous thunderstoms and high winds. Funnel cloud sightings were reported.
- April 5, 2009 - 11,000 customers in the Chicago area lost electrical power due to a sleet, snow & ice storm.
- April 11, 2009 - Approximately 10,700 customers in the southwest Chicagoland suburbs lost electrical power. The cause of the outage was not identified by ComEd.
- June 19, 2009 - 120,000 customers in the greater Chicagoland and Northern IL areas lost electrical power due to numerous thunderstorms, flooding & high winds. Rainfall totals in the range of 4" to 5 1/2" in the Chicago area.
- August 19, 2009 - Approximately 4,700 customers in the greater Chicagoland and Northern IL region lost electrical power due to numerous thunderstoms and high winds. Funnel cloud sightings were reported.
- April 5, 2009 - 11,000 customers in the Chicago area lost electrical power due to a sleet, snow & ice storm.
- April 11, 2009 - Approximately 10,700 customers in the southwest Chicagoland suburbs lost electrical power. The cause of the outage was not identified by ComEd.
- June 19, 2009 - 120,000 customers in the greater Chicagoland and Northern IL areas lost electrical power due to numerous thunderstorms, flooding & high winds. Rainfall totals in the range of 4" to 5 1/2" in the Chicago area.
- August 19, 2009 - Approximately 4,700 customers in the greater Chicagoland and Northern IL region lost electrical power due to numerous thunderstoms and high winds. Funnel cloud sightings were reported.
December 22, 2009 - 3,100 customers lost electrical power in the Kanakee, IL area due to high winds.
- December 23, 2009 - 21,000 customers in the Rockford, IL area lost electrical power due to a major ice storm that hit the midwest.