MICHIGAN CONSOLIDATED GAS CO (MICHCON)
gas_distribution Incident — DETROIT, MI — February 15, 2011
Incident Information
| Incident Date | February 15, 2011 |
| Operator | MICHIGAN CONSOLIDATED GAS CO (MICHCON) |
| Commodity | NATURAL GAS |
| Pipeline Type | gas_distribution |
Location
| City | DETROIT |
| State | MI |
| County | WAYNE |
| Coordinates | 42.26970, -83.15410 |
Cause
| Cause | NATURAL FORCE DAMAGE |
| Subcause | TEMPERATURE |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | $5,558 |
| Emergency Response | $6,102 |
| Other Costs | $0 |
Location Map
Incident Narrative
"AT 06:05, ON FEBRUARY 15, 2011, MICHCON RESPONDED TO A REPORTED EXPLOSION AT 2400 S. BEATRICE IN THE CITY OF DETROIT, WAYNE COUNTY, MI. AT 06:22 MICHCON PERSONNEL ARRIVED AND REPORTED A WALL DOWN INSIDE THE BUILDING WITH NO OUTSIDE STRUCTURE DAMAGE. MICHCON LOCATED A LEAK OVER A 4-INCH CAST IRON MAIN LOCATED ON DOWNING STREET APPROXIMATELY 67 FEET WEST OF BEATRICE. A CIRCUMFERENTIAL CRACK WAS FOUND IN THE 4-INCH CAST IRON MAIN. AT 11:30 MICHCON REPAIRED THE 4-INCH CAST IRON MAIN WITH A 4""X9"" REPAIR CLAMP AND THE LEAK WAS STOPPED. THE DEPTH OF FROST WAS 18-INCHES WHICH CAUSED THE MAIN TO BREAK. THE DEPTH OF MAIN IS APPROXIMATELY 48-INCHES. THE INCIDENT WAS A RESULT OF LEAKING GAS MIGRATING FROM THE BROKEN MAIN, THROUGH THE FRONT YARD, AND INTO A STORAGE ROOM LOCATED IN THE CENTER OF THE BUILDING. SOURCE OF IGNITION UNKNOWN."
About This Pipeline Incident
Pipeline incident data is reported to the Pipeline and Hazardous Materials Safety Administration (PHMSA). All significant incidents involving fatalities, injuries, or property damage over $50,000 must be reported.