NORTHERN ILLINOIS GAS CO
gas_transmission Incident — — August 12, 2019
Incident Information
| Incident Date | August 12, 2019 |
| Operator | NORTHERN ILLINOIS GAS CO |
| Commodity | NATURAL GAS |
| Pipeline Type | gas_transmission |
Location
| State | |
| Coordinates | 40.91350, -90.95036 |
Cause
| Cause | EXCAVATION DAMAGE |
| Subcause | EXCAVATION DAMAGE BY THIRD PARTY |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | $389,521 |
| Emergency Response | $2,300 |
| Other Costs | $28,800 |
Location Map
Incident Narrative
"SUPPLEMENTAL REPORT WAS CREATED AND FILED AT PHMSA STAFF REQUEST. CHANGED LOCAL TIME OF INCIDENT FROM 15:49 TO 15:33. ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ THIRD PARTY EXCAVATOR WAS PERFORMING INSTALLATION OF TELECOMMUNICATIONS FACILITIES VIA TRENCHING WHEN THEY STRUCK AN UNMARKED 10"" NATURAL GAS TRANSMISSION LINE THAT IS OPERATED AS PART OF A DISTRIBUTION SYSTEM. THE TRANSMISSION LINE WAS PURGED INTO SERVICE ON 8/14/19 AT 09:15. THE TRANSMISSION LINE FEEDS A 60-PSIG DISTRIBUTION SYSTEM WITH 788 MOSTLY RESIDENTIAL CUSTOMERS THAT WERE INTERRUPTED. THE 60-PSIG SYSTEM WAS ENERGIZED IN MULTIPLE PHASES, WITH THE MAINS IN THE LAST PHASE ENERGIZED AT 17:00 ON 8/15/19. THE COST OF DAMAGE AND REPAIRS INCLUDES THE REACTIVATION OF THE 60-PSIG DISTRIBUTION SYSTEM AND TURN-ON/RELIGHTS FOR THE CUSTOMERS INTERRUPTED."
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.