Incident details
Operator, cause, commodity and consequences with raw source fields.
GTG incident on 2011-05-01 — NE
Operator
Northern Border Pipeline Company
Cause
Equipment Failure
Commodity
Natural Gas
Program
GTG
Damage and Injuries
0 fatalities
0 injuries
Property damage (nominal)
$0
Incident datetime
2011-05-01 13:05
Report number
Location
NE
Narrative
The compressor unit vent valve opened after emergency generator failure during a snow storm which resulted in gas blowing from the vent for 60 minutes. Because the emergency generator failed the electric operated unit valves were not able to close. This allowed gas to vent through the unit vent valves for 60 minutes. Personnel were dispatched to the location to correct the release of gas. Due to the driving conditions, response time was hindered.
Detailed record list
Report Received Date
2011-06-01 00:00:00
Iyear
2011
Report Number
20110162
Supplemental Number
15925
Report Type
Supplemental Final
Operator Id
13769
Name
Northern Border Pipeline Company
Operator Street Address
13710 Fnb Parkway
Operator City Name
Omaha
Operator State Abbreviation
NE
Operator Postal Code
68154
Local Datetime
2011-05-01 13:05:00
Location Latitude
45.255
Location Longitude
-102.717
Nrc Rpt Num
974540
Nrc Rpt Datetime
2011-05-01 15:25:00
Commodity Released Type
Natural Gas
Unintentional Release
34000
Intentional Release
0
Accompanying Liquid
0
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Shutdown Due Accident Ind
Yes
Shutdown Datetime
2011-05-01 14:05:00
Restart Datetime
2011-05-01 16:00:00
Ignite Ind
No
Explode Ind
No
Num Pub Evacuated
0
Incident Identified Datetime
2011-05-01 13:05:00
On Site Datetime
2011-05-01 14:05:00
On Off Shore
Onshore
Onshore State Abbreviation
Nd
Onshore Postal Code
58642
Onshore City Name
Manning
Onshore County Name
Dunn
Designated Location
Milepost
Designated Name
Mp16.80
Pipe Fac Name
Manning Compressor Station
Segment Name
6020000
Federal
No
Location Type
Operator-Controlled Property
Incident Area Type
Aboveground
Incident Area Subtype
Typical Aboveground Facility Piping Or Appurtenance
Crossing
No
Pipe Facility Type
Interstate
System Part Involved
Onshore Compressor Station Equipment And Piping
Item Involved
Valve
Valve Type
Auxiliary Or Other Valve
Installation Year
1982
Material Involved
Carbon Steel
Release Type
Other
Release Type Details
Unit Vent Valve Opened After Emergency Generator Failure. Because The Emergency Generator Failed The Electric Operated Unit Valves Were Not Able To Close.
Class Location Type
Class 1 Location
Could Be Hca
No
Pir Radius
1098
Heat Damage Ind
No
Non Heat Damage Ind
No
Hca Fatalities Ind
No
Est Cost Oper Paid
0
Est Cost Unintentional Release
102000
Est Cost Intentional Release
0
Est Cost Prop Damage
0
Est Cost Emergency
1000
Est Cost Other
0
Prpty
103000
Accident Psig
1100
Mop Psig
1435
Mop Cfr Section
Not On Omb-Approved Form When Submitted
Accident Pressure
Pressure Did Not Exceed Maop
Pressure Restriction Ind
No
Pipeline Function
Transmission System
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
No, the operator did not find that an investigation of the controller(s) actions or control room issues was necessary due to: (provide an explanation for why the operator did not investigate)
Investigation Status Details
Because the emergency generator failed the electric operated unit valves were not able to close. This event was noted by the controller and operations personnel was dispatched to the location.
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Equipment Failure
Cause Details
Other Equipment Failure
Eq Failure Type
Other Equipment Failure
Eq Failure Details
Unit Vent Valve Opened After Emergency Generator Failure. Because The Emergency Generator Failed The Electric Operated Unit Valves Were Not Able To Close.
Eq Additional Other Ind
Yes
Eq Additional Other Details
Weather Related Failure Of The Emergency Generator
Preparer Name
D***** C*******
Preparer Title
Compliance Engineer
Preparer Email
D***********@t**********.com
Preparer Telephone
701-483-1434
Preparer Fax
701-483-1431
Authorizer Name
D***** C*******
Authorizer Title
Compliance Engineer
Authorizer Telephone
701-290-1176
Authorizer Email
D***********@t**********.com
Narrative
The compressor unit vent valve opened after emergency generator failure during a snow storm which resulted in gas blowing from the vent for 60 minutes. Because the emergency generator failed the electric operated unit valves were not able to close. This allowed gas to vent through the unit vent valves for 60 minutes. Personnel were dispatched to the location to correct the release of gas. Due to the driving conditions, response time was hindered.
| Report Received Date | 2011-06-01 00:00:00 |
|---|---|
| Iyear | 2011 |
| Report Number | 20110162 |
| Supplemental Number | 15925 |
| Report Type | Supplemental Final |
| Operator Id | 13769 PHMSA Enforcement |
| Name | Northern Border Pipeline Company |
| Operator Street Address | 13710 Fnb Parkway |
| Operator City Name | Omaha |
| Operator State Abbreviation | NE |
| Operator Postal Code | 68154 |
| Local Datetime | 2011-05-01 13:05:00 |
| Location Latitude | 45.255 Google Maps OpenStreetMap |
| Location Longitude | -102.717 Google Maps OpenStreetMap |
| Nrc Rpt Num | 974540 NRC Report How to search |
| Nrc Rpt Datetime | 2011-05-01 15:25:00 |
| Commodity Released Type | Natural Gas |
| Unintentional Release | 34000 |
| Intentional Release | 0 |
| Accompanying Liquid | 0 |
| Fatality Ind | No |
| Fatal | 0 |
| Injury Ind | No |
| Injure | 0 |
| Shutdown Due Accident Ind | Yes |
| Shutdown Datetime | 2011-05-01 14:05:00 |
| Restart Datetime | 2011-05-01 16:00:00 |
| Ignite Ind | No |
| Explode Ind | No |
| Num Pub Evacuated | 0 |
| Incident Identified Datetime | 2011-05-01 13:05:00 |
| On Site Datetime | 2011-05-01 14:05:00 |
| On Off Shore | Onshore |
| Onshore State Abbreviation | Nd |
| Onshore Postal Code | 58642 |
| Onshore City Name | Manning |
| Onshore County Name | Dunn |
| Designated Location | Milepost |
| Designated Name | Mp16.80 |
| Pipe Fac Name | Manning Compressor Station |
| Segment Name | 6020000 |
| Federal | No |
| Location Type | Operator-Controlled Property |
| Incident Area Type | Aboveground |
| Incident Area Subtype | Typical Aboveground Facility Piping Or Appurtenance |
| Crossing | No |
| Pipe Facility Type | Interstate |
| System Part Involved | Onshore Compressor Station Equipment And Piping |
| Item Involved | Valve |
| Valve Type | Auxiliary Or Other Valve |
| Installation Year | 1982 |
| Material Involved | Carbon Steel |
| Release Type | Other |
| Release Type Details | Unit Vent Valve Opened After Emergency Generator Failure. Because The Emergency Generator Failed The Electric Operated Unit Valves Were Not Able To Close. |
| Class Location Type | Class 1 Location |
| Could Be Hca | No |
| Pir Radius | 1098 |
| Heat Damage Ind | No |
| Non Heat Damage Ind | No |
| Hca Fatalities Ind | No |
| Est Cost Oper Paid | 0 |
| Est Cost Unintentional Release | 102000 |
| Est Cost Intentional Release | 0 |
| Est Cost Prop Damage | 0 |
| Est Cost Emergency | 1000 |
| Est Cost Other | 0 |
| Prpty | 103000 |
| Accident Psig | 1100 |
| Mop Psig | 1435 |
| 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 |
| Pipeline Function | Transmission System |
| 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 | No, the operator did not find that an investigation of the controller(s) actions or control room issues was necessary due to: (provide an explanation for why the operator did not investigate) |
| Investigation Status Details | Because the emergency generator failed the electric operated unit valves were not able to close. This event was noted by the controller and operations personnel was dispatched to the location. |
| Employee Drug Test Ind | No |
| Contractor Drug Test Ind | No |
| Cause | Equipment Failure |
| Cause Details | Other Equipment Failure |
| Eq Failure Type | Other Equipment Failure |
| Eq Failure Details | Unit Vent Valve Opened After Emergency Generator Failure. Because The Emergency Generator Failed The Electric Operated Unit Valves Were Not Able To Close. |
| Eq Additional Other Ind | Yes |
| Eq Additional Other Details | Weather Related Failure Of The Emergency Generator |
| Preparer Name | D***** C******* |
| Preparer Title | Compliance Engineer |
| Preparer Email | D***********@t**********.com |
| Preparer Telephone | 701-483-1434 |
| Preparer Fax | 701-483-1431 |
| Authorizer Name | D***** C******* |
| Authorizer Title | Compliance Engineer |
| Authorizer Telephone | 701-290-1176 |
| Authorizer Email | D***********@t**********.com |
| Narrative | The compressor unit vent valve opened after emergency generator failure during a snow storm which resulted in gas blowing from the vent for 60 minutes. Because the emergency generator failed the electric operated unit valves were not able to close. This allowed gas to vent through the unit vent valves for 60 minutes. Personnel were dispatched to the location to correct the release of gas. Due to the driving conditions, response time was hindered. |
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