Incident details
Operator, cause, commodity and consequences with raw source fields.
HL incident on 2011-05-07 — TX
Operator
Tc Oil Pipeline Operations Inc
Cause
Equipment Failure
Commodity
Crude Oil
Program
HL
Damage and Injuries
0 fatalities
0 injuries
Property damage (nominal)
$25,000
Incident datetime
2011-05-07 09:00
Report number
Location
TX
Narrative
A release occurred at the ludden pump station on the 3/4" pipe nipple under the thermal relief valve located on the facility discharge piping. A root cause analysis has been conducted and the failed fitting investigation performed. The fatique failure of the 3/4" pipe nipple occurred as a result of excessive vibratio. Results have been provided to PHMSA.
Detailed record list
Report Received Date
2011-06-08 00:00:00
Iyear
2011
Report Number
20110171
Supplemental Number
17792
Report Type
Supplemental Final
Operator Id
32334
Name
Tc Oil Pipeline Operations Inc
Operator Street Address
920 Memorial City Way Suite 800
Operator City Name
Houston
Operator State Abbreviation
TX
Operator Postal Code
77024
Local Datetime
2011-05-07 06:20:00
Location Latitude
45.95307
Location Longitude
-97.9057
Commodity Released Type
Crude Oil
Unintentional Release Bbls
400
Recovered Bbls
400
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Accident Identifier
Controller
Operator Type
Operator Employee
Incident Identified Datetime
2011-05-07 09:00:00
System Part Involved
Onshore Pump/meter Station Equipment And Piping
On Off Shore
Onshore
On Site Datetime
2011-05-07 09:00:00
Nrc Rpt Datetime
2011-05-07 09:55:00
Nrc Rpt Num
975573
Ignite Ind
No
Explode Ind
No
Num Pub Evacuated
0
Pipe Fac Name
Ludden Pump Station
Segment Name
Glacial Lakes
Onshore State Abbreviation
Nd
Onshore Postal Code
58017
Onshore City Name
Brampton
Onshore County Name
Sargent
Designated Location
Milepost/valve Station
Designated Name
Mp Nd 216.7
Federal
No
Location Type
Originated On Operator-Controlled Property, But Then Flowed Or Migrated Off The Property
Incident Area Type
Aboveground
Incident Area Subtype
Typical Aboveground Facility Piping Or Appurtenance
Crossing
No
Pipe Facility Type
Interstate
Item Involved
Relief Line And Relief Equipment
Installation Year
2009
Material Involved
Carbon Steel
Release Type
Leak
Leak Type
Connection Failure
Wildlife Impact Ind
No
Soil Contamination
Yes
Long Term Assessment
No
Remediation Ind
Yes
Surface Water Remed Ind
Yes
Soil Remed Ind
Yes
Water Contam Ind
Yes
Surface Contam Ind
Yes
Groundwater Contam Ind
Yes
Amount Released
5
Rel Water Name
Unknown, Swamp Area In Close Proximity To The Pump Station
Could Be Hca
No
Commodity Reached Hca
No
Est Cost Oper Paid
1000
Est Cost Gas Released
40000
Est Cost Prop Damage
25000
Est Cost Emergency
250000
Est Cost Environmental
750000
Est Cost Other
250000
Est Cost Other Details
Repair Costs To The Faclity And Other Facilities
Prpty
1316000
Accident Psig
1097
Mop Psig
1440
Accident Pressure
Pressure Did Not Exceed Mop
Pressure Restriction Ind
No
Pipeline Function
> 20% Smys Regulated Transmission
Scada In Place Ind
Yes
Scada Operating Ind
Yes
Scada Functional Ind
Yes
Scada Detection Ind
Yes
Scada Conf Ind
Yes
Cpm In Place Ind
Yes
Cpm Operating Ind
Yes
Cpm Functional Ind
Yes
Cpm Detection Ind
Yes
Cpm Conf Ind
Yes
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
Due to the cause of the release resulted from a broken fitting on the thermal relief valve, the controlled did not contrubute to the release.
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Equipment Failure
Cause Details
Threaded Connection/coupling Failure
Eq Failure Type
Threaded Connection/coupling Failure
Other Stripped Ind
Threaded Fitting
Additional Vibration Ind
Yes
Preparer Name
D***** C C*******
Preparer Title
Compliance Engineer
Preparer Email
D***********@t**********.com
Preparer Telephone
701-483-1434
Preparer Fax
701-483-1431
Prepared Date
2013-04-03 00:00:00
Authorizer Name
D***** C C*******
Authorizer Telephone
701-290-1176
Authorizer Title
Compliance Engineer
Authorizer Email
D***********@t**********.com
Narrative
A release occurred at the ludden pump station on the 3/4" pipe nipple under the thermal relief valve located on the facility discharge piping. A root cause analysis has been conducted and the failed fitting investigation performed. The fatique failure of the 3/4" pipe nipple occurred as a result of excessive vibratio. Results have been provided to PHMSA.
| Report Received Date | 2011-06-08 00:00:00 |
|---|---|
| Iyear | 2011 |
| Report Number | 20110171 |
| Supplemental Number | 17792 |
| Report Type | Supplemental Final |
| Operator Id | 32334 PHMSA Enforcement |
| Name | Tc Oil Pipeline Operations Inc |
| Operator Street Address | 920 Memorial City Way Suite 800 |
| Operator City Name | Houston |
| Operator State Abbreviation | TX |
| Operator Postal Code | 77024 |
| Local Datetime | 2011-05-07 06:20:00 |
| Location Latitude | 45.95307 Google Maps OpenStreetMap |
| Location Longitude | -97.9057 Google Maps OpenStreetMap |
| Commodity Released Type | Crude Oil |
| Unintentional Release Bbls | 400 |
| Recovered Bbls | 400 |
| Fatality Ind | No |
| Fatal | 0 |
| Injury Ind | No |
| Injure | 0 |
| Accident Identifier | Controller |
| Operator Type | Operator Employee |
| Incident Identified Datetime | 2011-05-07 09:00:00 |
| System Part Involved | Onshore Pump/meter Station Equipment And Piping |
| On Off Shore | Onshore |
| On Site Datetime | 2011-05-07 09:00:00 |
| Nrc Rpt Datetime | 2011-05-07 09:55:00 |
| Nrc Rpt Num | 975573 NRC Report How to search |
| Ignite Ind | No |
| Explode Ind | No |
| Num Pub Evacuated | 0 |
| Pipe Fac Name | Ludden Pump Station |
| Segment Name | Glacial Lakes |
| Onshore State Abbreviation | Nd |
| Onshore Postal Code | 58017 |
| Onshore City Name | Brampton |
| Onshore County Name | Sargent |
| Designated Location | Milepost/valve Station |
| Designated Name | Mp Nd 216.7 |
| Federal | No |
| Location Type | Originated On Operator-Controlled Property, But Then Flowed Or Migrated Off The Property |
| Incident Area Type | Aboveground |
| Incident Area Subtype | Typical Aboveground Facility Piping Or Appurtenance |
| Crossing | No |
| Pipe Facility Type | Interstate |
| Item Involved | Relief Line And Relief Equipment |
| Installation Year | 2009 |
| Material Involved | Carbon Steel |
| Release Type | Leak |
| Leak Type | Connection Failure |
| Wildlife Impact Ind | No |
| Soil Contamination | Yes |
| Long Term Assessment | No |
| Remediation Ind | Yes |
| Surface Water Remed Ind | Yes |
| Soil Remed Ind | Yes |
| Water Contam Ind | Yes |
| Surface Contam Ind | Yes |
| Groundwater Contam Ind | Yes |
| Amount Released | 5 |
| Rel Water Name | Unknown, Swamp Area In Close Proximity To The Pump Station |
| Could Be Hca | No |
| Commodity Reached Hca | No |
| Est Cost Oper Paid | 1000 |
| Est Cost Gas Released | 40000 |
| Est Cost Prop Damage | 25000 |
| Est Cost Emergency | 250000 |
| Est Cost Environmental | 750000 |
| Est Cost Other | 250000 |
| Est Cost Other Details | Repair Costs To The Faclity And Other Facilities |
| Prpty | 1316000 |
| Accident Psig | 1097 |
| Mop Psig | 1440 |
| Accident Pressure | Pressure Did Not Exceed Mop |
| Pressure Restriction Ind | No |
| Pipeline Function | > 20% Smys Regulated Transmission |
| Scada In Place Ind | Yes |
| Scada Operating Ind | Yes |
| Scada Functional Ind | Yes |
| Scada Detection Ind | Yes |
| Scada Conf Ind | Yes |
| Cpm In Place Ind | Yes |
| Cpm Operating Ind | Yes |
| Cpm Functional Ind | Yes |
| Cpm Detection Ind | Yes |
| Cpm Conf Ind | Yes |
| 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 | Due to the cause of the release resulted from a broken fitting on the thermal relief valve, the controlled did not contrubute to the release. |
| Employee Drug Test Ind | No |
| Contractor Drug Test Ind | No |
| Cause | Equipment Failure |
| Cause Details | Threaded Connection/coupling Failure |
| Eq Failure Type | Threaded Connection/coupling Failure |
| Other Stripped Ind | Threaded Fitting |
| Additional Vibration Ind | Yes |
| Preparer Name | D***** C C******* |
| Preparer Title | Compliance Engineer |
| Preparer Email | D***********@t**********.com |
| Preparer Telephone | 701-483-1434 |
| Preparer Fax | 701-483-1431 |
| Prepared Date | 2013-04-03 00:00:00 |
| Authorizer Name | D***** C C******* |
| Authorizer Telephone | 701-290-1176 |
| Authorizer Title | Compliance Engineer |
| Authorizer Email | D***********@t**********.com |
| Narrative | A release occurred at the ludden pump station on the 3/4" pipe nipple under the thermal relief valve located on the facility discharge piping. A root cause analysis has been conducted and the failed fitting investigation performed. The fatique failure of the 3/4" pipe nipple occurred as a result of excessive vibratio. Results have been provided to PHMSA. |
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