HL incident on 2012-05-24 — TX

Operator
Enbridge Energy, Limited Partnership
Cause
Equipment Failure
Commodity
Crude Oil
Program
HL
Damage and Injuries
0 fatalities 0 injuries
Property damage (nominal)
$2,500
Incident datetime
2012-05-24 11:15
Report number
Location
TX
Narrative
On may 24 at approximately 11:15 am while completing routine inspections, the mechanical technician discovered oil coming from the mixer on tank 16 at the superior terminal. The tank oil level was above mixer man way when the oil was found to be dripping from the mixer. The tank was drained to working bottoms to allow further investigation and repairs. It was found that the seal on the mixer had failed. The tank was taken out of service until the following day when the mixer seal was replaced. Approximately 14 tons of contaminated soil was removed from release site and disposed of at an approved landfill.
Detailed record list
Report Received Date
2012-06-22 00:00:00
Iyear
2012
Report Number
20120195
Supplemental Number
18615
Report Type
Supplemental Final
Operator Id
Name
Enbridge Energy, Limited Partnership
Operator Street Address
915 N Eldridge Parkway, Suite 1100
Operator City Name
Houston
Operator State Abbreviation
TX
Operator Postal Code
77079
Local Datetime
2012-05-24 11:15:00
Location Latitude
Location Longitude
Commodity Released Type
Crude Oil
Unintentional Release Bbls
1.19
Intentional Release Bbls
0
Recovered Bbls
1.19
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Incident Identified Datetime
2012-05-24 11:15:00
System Part Involved
Onshore Breakout Tank Or Storage Vessel, Including Attached Appurtenances
On Off Shore
Onshore
Shutdown Due Accident Ind
No
Shutdown Explain
The Tank Mixer Was Isolated
On Site Datetime
2012-05-24 11:15:00
Ignite Ind
No
Explode Ind
No
Num Pub Evacuated
0
Pipe Fac Name
Superior Terminal
Segment Name
Tank 16 Mixer
Onshore State Abbreviation
Wi
Onshore Postal Code
54880
Onshore City Name
Superior
Onshore County Name
Douglas
Federal
No
Location Type
Totally Contained On Operator-Controlled Property
Incident Area Type
Tank, Including Attached Appurtenances
Pipe Facility Type
Interstate
Item Involved
Tank/vessel
Tank Type
Atmospheric
Release Type
Leak
Leak Type
Seal Or Packing
Water Contam Ind
No
Could Be Hca
Yes
Commodity Reached Hca
Yes
Other Pop Ind
Yes
Other Pop Yes No
Yes
Est Cost Oper Paid
0
Est Cost Gas Released
0
Est Cost Prop Damage
2500
Est Cost Emergency
10100
Est Cost Environmental
17500
Est Cost Other
0
Prpty
30100
Pipeline Function
> 20% Smys Regulated Transmission
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Equipment Failure
Cause Details
Non-Threaded Connection Failure
Eq Failure Type
Non-Threaded Connection Failure
Preparer Name
S**** S****
Preparer Title
Compliance Analyst
Preparer Email
S**********@e*******.com
Preparer Telephone
218-464-5754
Preparer Fax
218-464-5992
Prepared Date
2013-09-24 00:00:00
Authorizer Name
D**** S*******
Authorizer Telephone
218-464-5751
Authorizer Title
Manager Us Pipeline Compliance
Authorizer Email
D*************@e*******.com
Narrative
On may 24 at approximately 11:15 am while completing routine inspections, the mechanical technician discovered oil coming from the mixer on tank 16 at the superior terminal. The tank oil level was above mixer man way when the oil was found to be dripping from the mixer. The tank was drained to working bottoms to allow further investigation and repairs. It was found that the seal on the mixer had failed. The tank was taken out of service until the following day when the mixer seal was replaced. Approximately 14 tons of contaminated soil was removed from release site and disposed of at an approved landfill.
Report Received Date 2012-06-22 00:00:00
Iyear 2012
Report Number 20120195
Supplemental Number 18615
Report Type Supplemental Final
Operator Id 11169 PHMSA Enforcement
Name Enbridge Energy, Limited Partnership
Operator Street Address 915 N Eldridge Parkway, Suite 1100
Operator City Name Houston
Operator State Abbreviation TX
Operator Postal Code 77079
Local Datetime 2012-05-24 11:15:00
Location Latitude 46.68889 Google Maps OpenStreetMap
Location Longitude -92.05972 Google Maps OpenStreetMap
Commodity Released Type Crude Oil
Unintentional Release Bbls 1.19
Intentional Release Bbls 0
Recovered Bbls 1.19
Fatality Ind No
Fatal 0
Injury Ind No
Injure 0
Incident Identified Datetime 2012-05-24 11:15:00
System Part Involved Onshore Breakout Tank Or Storage Vessel, Including Attached Appurtenances
On Off Shore Onshore
Shutdown Due Accident Ind No
Shutdown Explain The Tank Mixer Was Isolated
On Site Datetime 2012-05-24 11:15:00
Ignite Ind No
Explode Ind No
Num Pub Evacuated 0
Pipe Fac Name Superior Terminal
Segment Name Tank 16 Mixer
Onshore State Abbreviation Wi
Onshore Postal Code 54880
Onshore City Name Superior
Onshore County Name Douglas
Federal No
Location Type Totally Contained On Operator-Controlled Property
Incident Area Type Tank, Including Attached Appurtenances
Pipe Facility Type Interstate
Item Involved Tank/vessel
Tank Type Atmospheric
Release Type Leak
Leak Type Seal Or Packing
Water Contam Ind No
Could Be Hca Yes
Commodity Reached Hca Yes
Other Pop Ind Yes
Other Pop Yes No Yes
Est Cost Oper Paid 0
Est Cost Gas Released 0
Est Cost Prop Damage 2500
Est Cost Emergency 10100
Est Cost Environmental 17500
Est Cost Other 0
Prpty 30100
Pipeline Function > 20% Smys Regulated Transmission
Employee Drug Test Ind No
Contractor Drug Test Ind No
Cause Equipment Failure
Cause Details Non-Threaded Connection Failure
Eq Failure Type Non-Threaded Connection Failure
Preparer Name S**** S****
Preparer Title Compliance Analyst
Preparer Email S**********@e*******.com
Preparer Telephone 218-464-5754
Preparer Fax 218-464-5992
Prepared Date 2013-09-24 00:00:00
Authorizer Name D**** S*******
Authorizer Telephone 218-464-5751
Authorizer Title Manager Us Pipeline Compliance
Authorizer Email D*************@e*******.com
Narrative On may 24 at approximately 11:15 am while completing routine inspections, the mechanical technician discovered oil coming from the mixer on tank 16 at the superior terminal. The tank oil level was above mixer man way when the oil was found to be dripping from the mixer. The tank was drained to working bottoms to allow further investigation and repairs. It was found that the seal on the mixer had failed. The tank was taken out of service until the following day when the mixer seal was replaced. Approximately 14 tons of contaminated soil was removed from release site and disposed of at an approved landfill.

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