GTG incident on 2010-11-22 — IL

Operator
Northern Illinois Gas Co
Cause
Corrosion Failure
Commodity
Natural Gas
Program
GTG
Damage and Injuries
0 fatalities 0 injuries
Property damage (nominal)
$1,800,000
Incident datetime
2010-11-22 03:59
Report number
Location
IL
Narrative
12-inch pipeline connecting gas storage injection/withdrawl wells (aquifer-type storage reservoir) to a central storage station ruptured with with subsequent ignition.
Detailed record list
Report Received Date
2010-12-21 00:00:00
Iyear
2010
Report Number
20100107
Supplemental Number
15221
Report Type
Supplemental Final
Operator Id
Name
Northern Illinois Gas Co
Operator Street Address
P.o. Box 190, Rt 59 & I-88
Operator City Name
Aurora
Operator State Abbreviation
IL
Operator Postal Code
60507
Local Datetime
2010-11-22 03:59:00
Location Latitude
Location Longitude
Nrc Rpt Num
Nrc Rpt Datetime
2010-11-22 06:11:00
Commodity Released Type
Natural Gas
Unintentional Release
10201
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Shutdown Due Accident Ind
Yes
Shutdown Datetime
2010-11-22 04:49:00
Restart Datetime
2011-03-21 08:00:00
Ignite Ind
Yes
Explode Ind
No
Num Pub Evacuated
0
Incident Identified Datetime
2010-11-22 03:59:00
On Site Datetime
2010-11-22 04:14:00
On Off Shore
Onshore
Onshore State Abbreviation
Il
Onshore Postal Code
61764
Onshore City Name
Pontiac
Onshore County Name
Livingston
Designated Location
Survey Station No.
Designated Name
Station 80
Pipe Fac Name
Pontiac Station 80
Segment Name
North Leg Of Mt. Simon Structure
Federal
No
Location Type
Pipeline Right-Of-Way
Incident Area Type
Underground
Incident Area Subtype
Under Soil
Depth Of Cover
41
Crossing
No
Pipe Facility Type
Intrastate
System Part Involved
Onshore Pipeline, Including Valve Sites
Item Involved
Pipe
Pipe Type
Pipe Body
Pipe Diameter
12
Pipe Wall Thickness
0.375
Pipe Smys
52000
Pipe Specification
Api 5lx
Pipe Seam Type
Seamless
Pipe Coating Type
Coal Tar
Installation Year
1969
Manufactured Year
1969
Material Involved
Carbon Steel
Release Type
Rupture
Rupture Orient
Other
Rupture Details
Diagnal
Rupture Length
324
Rupture Width
12
Class Location Type
Class 1 Location
Could Be Hca
No
Pir Radius
358
Heat Damage Ind
No
Non Heat Damage Ind
No
Hca Fatalities Ind
No
Est Cost Oper Paid
200000
Est Cost Unintentional Release
44215
Est Cost Intentional Release
0
Est Cost Prop Damage
1800000
Est Cost Emergency
2152
Est Cost Other
41000
Est Cost Other Details
Metalurgical And Environmental Analysis
Prpty
2087367
Accident Psig
1429
Mop Psig
1654
Mop Cfr Section
Not On Omb-Approved Form When Submitted
Accident Pressure
Pressure Did Not Exceed Maop
Pressure Restriction Ind
No
Upstream Valve Type Ind
Manual
Downstream Valve Type Ind
Manual
Length Segment Isolated
11200
Internal Inspection Ind
No
Other Restrictions Ind
Yes
Operation Complications Ind
No
Pipeline Function
Transmission In Storage Field
Scada In Place Ind
Yes
Scada Operating Ind
Yes
Scada Functional Ind
Yes
Scada Detection Ind
Yes
Scada Conf Ind
Yes
Accident Identifier
Scada-Based Information (Such As Alarm(S), Alert(S), Event(S), And/or Volume Or Pack Calculations)
Investigation Status
Yes, specify investigation result(s): (select all that apply)
Invest No Control Room Ind
Yes
Invest No Controller Ind
Yes
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Corrosion Failure
Cause Details
Internal Corrosion
Internal External
Internal Corrosion
Int Visual Exam Results
Localized Pitting
Int Water Acid Ind
Yes
Int Field Exam Basis Ind
Yes
Int Low Point Pipe Loc Ind
Yes
Corrosion Inhibitors
No
Corrosion Lining
No
Cleaning Dewatering
No
Corrosion Coupons
Yes
Collected Data Ind
No
Has Hydrtst Conduc Before Ind
No
Direct Asmnt Conducted
No
Non Destructive Exam Ind
No
Preparer Name
L****** Q******
Preparer Title
Manager Regulatory Compliance
Preparer Email
L******@n****.com
Preparer Telephone
630-388-2316
Authorizer Name
L****** Q******
Authorizer Title
Manager Regulatory Compliance
Authorizer Telephone
630-388-2316
Authorizer Email
L******@n****.com
Narrative
12-inch pipeline connecting gas storage injection/withdrawl wells (aquifer-type storage reservoir) to a central storage station ruptured with with subsequent ignition.
Report Received Date 2010-12-21 00:00:00
Iyear 2010
Report Number 20100107
Supplemental Number 15221
Report Type Supplemental Final
Operator Id 13710 PHMSA Enforcement
Name Northern Illinois Gas Co
Operator Street Address P.o. Box 190, Rt 59 & I-88
Operator City Name Aurora
Operator State Abbreviation IL
Operator Postal Code 60507
Local Datetime 2010-11-22 03:59:00
Location Latitude 40.860041 Google Maps OpenStreetMap
Location Longitude -88.541933 Google Maps OpenStreetMap
Nrc Rpt Num 960465 NRC Report How to search
Nrc Rpt Datetime 2010-11-22 06:11:00
Commodity Released Type Natural Gas
Unintentional Release 10201
Fatality Ind No
Fatal 0
Injury Ind No
Injure 0
Shutdown Due Accident Ind Yes
Shutdown Datetime 2010-11-22 04:49:00
Restart Datetime 2011-03-21 08:00:00
Ignite Ind Yes
Explode Ind No
Num Pub Evacuated 0
Incident Identified Datetime 2010-11-22 03:59:00
On Site Datetime 2010-11-22 04:14:00
On Off Shore Onshore
Onshore State Abbreviation Il
Onshore Postal Code 61764
Onshore City Name Pontiac
Onshore County Name Livingston
Designated Location Survey Station No.
Designated Name Station 80
Pipe Fac Name Pontiac Station 80
Segment Name North Leg Of Mt. Simon Structure
Federal No
Location Type Pipeline Right-Of-Way
Incident Area Type Underground
Incident Area Subtype Under Soil
Depth Of Cover 41
Crossing No
Pipe Facility Type Intrastate
System Part Involved Onshore Pipeline, Including Valve Sites
Item Involved Pipe
Pipe Type Pipe Body
Pipe Diameter 12
Pipe Wall Thickness 0.375
Pipe Smys 52000
Pipe Specification Api 5lx
Pipe Seam Type Seamless
Pipe Coating Type Coal Tar
Installation Year 1969
Manufactured Year 1969
Material Involved Carbon Steel
Release Type Rupture
Rupture Orient Other
Rupture Details Diagnal
Rupture Length 324
Rupture Width 12
Class Location Type Class 1 Location
Could Be Hca No
Pir Radius 358
Heat Damage Ind No
Non Heat Damage Ind No
Hca Fatalities Ind No
Est Cost Oper Paid 200000
Est Cost Unintentional Release 44215
Est Cost Intentional Release 0
Est Cost Prop Damage 1800000
Est Cost Emergency 2152
Est Cost Other 41000
Est Cost Other Details Metalurgical And Environmental Analysis
Prpty 2087367
Accident Psig 1429
Mop Psig 1654
Mop Cfr Section Not On Omb-Approved Form When Submitted View CFR 49 §192
Accident Pressure Pressure Did Not Exceed Maop
Pressure Restriction Ind No
Upstream Valve Type Ind Manual
Downstream Valve Type Ind Manual
Length Segment Isolated 11200
Internal Inspection Ind No
Other Restrictions Ind Yes
Operation Complications Ind No
Pipeline Function Transmission In Storage Field
Scada In Place Ind Yes
Scada Operating Ind Yes
Scada Functional Ind Yes
Scada Detection Ind Yes
Scada Conf Ind Yes
Accident Identifier Scada-Based Information (Such As Alarm(S), Alert(S), Event(S), And/or Volume Or Pack Calculations)
Investigation Status Yes, specify investigation result(s): (select all that apply)
Invest No Control Room Ind Yes
Invest No Controller Ind Yes
Employee Drug Test Ind No
Contractor Drug Test Ind No
Cause Corrosion Failure
Cause Details Internal Corrosion
Internal External Internal Corrosion
Int Visual Exam Results Localized Pitting
Int Water Acid Ind Yes
Int Field Exam Basis Ind Yes
Int Low Point Pipe Loc Ind Yes
Corrosion Inhibitors No
Corrosion Lining No
Cleaning Dewatering No
Corrosion Coupons Yes
Collected Data Ind No
Has Hydrtst Conduc Before Ind No
Direct Asmnt Conducted No
Non Destructive Exam Ind No
Preparer Name L****** Q******
Preparer Title Manager Regulatory Compliance
Preparer Email L******@n****.com
Preparer Telephone 630-388-2316
Authorizer Name L****** Q******
Authorizer Title Manager Regulatory Compliance
Authorizer Telephone 630-388-2316
Authorizer Email L******@n****.com
Narrative 12-inch pipeline connecting gas storage injection/withdrawl wells (aquifer-type storage reservoir) to a central storage station ruptured with with subsequent ignition.

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