Incident details
Operator, cause, commodity and consequences with raw source fields.
HL incident on 2018-07-15 — TX
Operator
Enbridge Energy, Limited Partnership
Cause
Equipment Failure
Commodity
Crude Oil
Program
HL
Damage and Injuries
0 fatalities
0 injuries
Property damage (nominal)
$1,357
Incident datetime
2018-07-15 07:30
Report number
Location
TX
Narrative
On july 15, 2018 at 7:30 am cdt, a maintainer at the clearbrook terminal completing routine rounds discovered at release on mixer a on tank 63. Approximately eight gallons of crude oil was released on the ground. The edmonton control center was contacted to isolate the mixer and coordinate pumping tank 63 down to working bottoms to accommodate repair of the mixer. After further investigation it was determined that the mixer seal had failed. A new seal was installed on july 16, and the mixer placed back into service. Approximately 50 cubic yards of contaminated soil has been cleaned up and disposed of at an approved site.
Detailed record list
Report Received Date
2018-08-13 00:00:00
Iyear
2018
Report Number
20180235
Supplemental Number
30786
Report Type
Original Final
Operator Id
11169
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
2018-07-15 07:30:00
Location Latitude
47.691144
Location Longitude
-95.411511
Commodity Released Type
Crude Oil
Unintentional Release Bbls
0.19
Recovered Bbls
0.19
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Accident Identifier
Local Operating Personnel, Including Contractors
Operator Type
Operator Employee
Incident Identified Datetime
2018-07-15 07:30:00
System Part Involved
Onshore Breakout Tank Or Storage Vessel, Including Attached Appurtenances
On Off Shore
Onshore
Shutdown Due Accident Ind
No
Shutdown Explain
Tank Mixer Was Isolated
On Site Datetime
2018-07-15 07:30:00
Nrc Rpt Num
Nrc Notification Not Required
Ignite Ind
No
Explode Ind
No
Num Pub Evacuated
0
Pipe Fac Name
Clearbrook Terminal
Segment Name
Tank 63 Mixer A
Onshore State Abbreviation
Mn
Onshore Postal Code
56634
Onshore City Name
Clearbrook
Onshore County Name
Clearwater
Designated Location
Milepost/valve Station
Designated Name
909
Federal
No
Location Type
Totally Contained On Operator-Controlled Property
Incident Area Type
Tank, Including Attached Appurtenances
Crossing
No
Pipe Facility Type
Interstate
Item Involved
Tank/vessel
Tank Vessel Subtype
Mixer
Tank Type
Atmospheric
Installation Year
2016
Material Involved
Carbon Steel
Release Type
Leak
Leak Type
Seal Or Packing
Wildlife Impact Ind
No
Soil Contamination
Yes
Long Term Assessment
No
Remediation Ind
No
Water Contam Ind
No
Could Be Hca
Yes
Commodity Reached Hca
No
Est Cost Oper Paid
0
Est Cost Gas Released
14
Est Cost Prop Damage
1357
Est Cost Emergency
340
Est Cost Environmental
12183
Est Cost Other
0
Prpty
13894
Accident Psig
13
Mop Psig
15
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
No
Scada Conf Ind
No
Cpm In Place Ind
No
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
Lack of control center involvement. Release was discovered by field personnel.
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
Other Non Threaded Ind
Seal (Not Pump Seal) Or Packing
Eq Additional Other Ind
Yes
Eq Additional Other Details
Normal Wear And Tear
Preparer Name
S**** S****
Preparer Title
Sr. Compliance Analyst
Preparer Email
S**********@e*******.com
Preparer Telephone
715-395-3620
Prepared Date
2018-08-13 00:00:00
Authorizer Name
R** C*******
Authorizer Telephone
715-395-3619
Authorizer Title
Supervisor Us Pipeline Compliance
Authorizer Email
R***********@e*******.com
Narrative
On july 15, 2018 at 7:30 am cdt, a maintainer at the clearbrook terminal completing routine rounds discovered at release on mixer a on tank 63. Approximately eight gallons of crude oil was released on the ground. The edmonton control center was contacted to isolate the mixer and coordinate pumping tank 63 down to working bottoms to accommodate repair of the mixer. After further investigation it was determined that the mixer seal had failed. A new seal was installed on july 16, and the mixer placed back into service. Approximately 50 cubic yards of contaminated soil has been cleaned up and disposed of at an approved site.
| Report Received Date | 2018-08-13 00:00:00 |
|---|---|
| Iyear | 2018 |
| Report Number | 20180235 |
| Supplemental Number | 30786 |
| Report Type | Original 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 | 2018-07-15 07:30:00 |
| Location Latitude | 47.691144 Google Maps OpenStreetMap |
| Location Longitude | -95.411511 Google Maps OpenStreetMap |
| Commodity Released Type | Crude Oil |
| Unintentional Release Bbls | 0.19 |
| Recovered Bbls | 0.19 |
| Fatality Ind | No |
| Fatal | 0 |
| Injury Ind | No |
| Injure | 0 |
| Accident Identifier | Local Operating Personnel, Including Contractors |
| Operator Type | Operator Employee |
| Incident Identified Datetime | 2018-07-15 07:30:00 |
| System Part Involved | Onshore Breakout Tank Or Storage Vessel, Including Attached Appurtenances |
| On Off Shore | Onshore |
| Shutdown Due Accident Ind | No |
| Shutdown Explain | Tank Mixer Was Isolated |
| On Site Datetime | 2018-07-15 07:30:00 |
| Nrc Rpt Num | Nrc Notification Not Required NRC Report How to search |
| Ignite Ind | No |
| Explode Ind | No |
| Num Pub Evacuated | 0 |
| Pipe Fac Name | Clearbrook Terminal |
| Segment Name | Tank 63 Mixer A |
| Onshore State Abbreviation | Mn |
| Onshore Postal Code | 56634 |
| Onshore City Name | Clearbrook |
| Onshore County Name | Clearwater |
| Designated Location | Milepost/valve Station |
| Designated Name | 909 |
| Federal | No |
| Location Type | Totally Contained On Operator-Controlled Property |
| Incident Area Type | Tank, Including Attached Appurtenances |
| Crossing | No |
| Pipe Facility Type | Interstate |
| Item Involved | Tank/vessel |
| Tank Vessel Subtype | Mixer |
| Tank Type | Atmospheric |
| Installation Year | 2016 |
| Material Involved | Carbon Steel |
| Release Type | Leak |
| Leak Type | Seal Or Packing |
| Wildlife Impact Ind | No |
| Soil Contamination | Yes |
| Long Term Assessment | No |
| Remediation Ind | No |
| Water Contam Ind | No |
| Could Be Hca | Yes |
| Commodity Reached Hca | No |
| Est Cost Oper Paid | 0 |
| Est Cost Gas Released | 14 |
| Est Cost Prop Damage | 1357 |
| Est Cost Emergency | 340 |
| Est Cost Environmental | 12183 |
| Est Cost Other | 0 |
| Prpty | 13894 |
| Accident Psig | 13 |
| Mop Psig | 15 |
| 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 | No |
| Scada Conf Ind | No |
| Cpm In Place Ind | No |
| 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 | Lack of control center involvement. Release was discovered by field personnel. |
| 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 |
| Other Non Threaded Ind | Seal (Not Pump Seal) Or Packing |
| Eq Additional Other Ind | Yes |
| Eq Additional Other Details | Normal Wear And Tear |
| Preparer Name | S**** S**** |
| Preparer Title | Sr. Compliance Analyst |
| Preparer Email | S**********@e*******.com |
| Preparer Telephone | 715-395-3620 |
| Prepared Date | 2018-08-13 00:00:00 |
| Authorizer Name | R** C******* |
| Authorizer Telephone | 715-395-3619 |
| Authorizer Title | Supervisor Us Pipeline Compliance |
| Authorizer Email | R***********@e*******.com |
| Narrative | On july 15, 2018 at 7:30 am cdt, a maintainer at the clearbrook terminal completing routine rounds discovered at release on mixer a on tank 63. Approximately eight gallons of crude oil was released on the ground. The edmonton control center was contacted to isolate the mixer and coordinate pumping tank 63 down to working bottoms to accommodate repair of the mixer. After further investigation it was determined that the mixer seal had failed. A new seal was installed on july 16, and the mixer placed back into service. Approximately 50 cubic yards of contaminated soil has been cleaned up and disposed of at an approved site. |
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