HL incident on 2020-09-20 — TX

Operator
Enbridge Energy, Limited Partnership
Cause
Equipment Failure
Commodity
Crude Oil
Program
HL
Damage and Injuries
0 fatalities 0 injuries
Property damage (nominal)
$35,000
Incident datetime
2020-09-20 16:25
Report number
Location
TX
Narrative
On september 20, 2020 at approximately 4:25 pm, edmonton control center received a seal fail alarm on the line 4 unit 1 pump at the clearbrook terminal. The pump was immediately locked out and terminal personnel were notified of the alarm. A gauger was called out to investigate the alarm and discovered approximately 9 gallons of crude oil on the pump room floor. Additional on-call staff and terminal operations staff were dispatched to clean up the pump room. All oil was contained within the pump room. Upon investigation the cause of the failure was determined to be an inner and outer seal failure on line 4 unit 1. The unit 1 pump has been repaired and is back in service.
Detailed record list
Report Received Date
2020-10-15 00:00:00
Iyear
2020
Report Number
20200280
Supplemental Number
34385
Report Type
Original 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
2020-09-20 16:25:00
Location Latitude
Location Longitude
Commodity Released Type
Crude Oil
Unintentional Release Bbls
0.21
Recovered Bbls
0.21
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Accident Identifier
Cpm Leak Detection System Or Scada-Based Information (Such As Alarm(S), Alert(S), Event(S), And/or Volume Calculations)
Incident Identified Datetime
2020-09-20 16:25:00
System Part Involved
Onshore Terminal/tank Farm Equipment And Piping
On Off Shore
Onshore
Shutdown Due Accident Ind
No
Shutdown Explain
Pump Was Isolated
On Site Datetime
2020-09-20 16:25:00
Nrc Rpt Num
Nrc Notification Not Required
Ignite Ind
No
Explode Ind
No
Num Pub Evacuated
0
Pipe Fac Name
Clearbrook Terminal
Segment Name
Cr 4-U-1
Onshore State Abbreviation
Mn
Onshore Postal Code
56634
Onshore City Name
Clearbrook
Onshore County Name
Clearwater
Designated Location
Milepost/valve Station
Designated Name
909.1
Federal
No
Location Type
Totally Contained On Operator-Controlled Property
Incident Area Type
Aboveground
Incident Area Subtype
Inside A Building
Crossing
No
Pipe Facility Type
Interstate
Item Involved
Pump
Installation Year
2020
Material Involved
Material Other Than Carbon Steel
Material Details
Silicone Carbide
Release Type
Leak
Leak Type
Seal Or Packing
Wildlife Impact Ind
No
Soil Contamination
No
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
10
Est Cost Prop Damage
35000
Est Cost Emergency
5000
Est Cost Environmental
0
Est Cost Other
0
Prpty
40010
Accident Psig
593
Mop Psig
2000
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
No
Cpm In Place Ind
Yes
Cpm Operating Ind
Yes
Cpm Functional Ind
Yes
Cpm Detection Ind
No
Cpm Conf Ind
No
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
Equipment Failure
Cause Details
Pump Or Pump-Related Equipment
Eq Failure Type
Pump Or Pump-Related Equipment
Other Pump Ind
Seal/packing Failure
Additional Installation Ind
Yes
Preparer Name
S**** S****
Preparer Title
Sr Compliance Analyst
Preparer Email
S**********@e*******.com
Preparer Telephone
218-206-5872
Prepared Date
2020-10-15 00:00:00
Authorizer Name
S**** D*****
Authorizer Telephone
715-718-1236
Authorizer Title
Supervisor Us Pipeline Compliance
Authorizer Email
S************@e*******.com
Narrative
On september 20, 2020 at approximately 4:25 pm, edmonton control center received a seal fail alarm on the line 4 unit 1 pump at the clearbrook terminal. The pump was immediately locked out and terminal personnel were notified of the alarm. A gauger was called out to investigate the alarm and discovered approximately 9 gallons of crude oil on the pump room floor. Additional on-call staff and terminal operations staff were dispatched to clean up the pump room. All oil was contained within the pump room. Upon investigation the cause of the failure was determined to be an inner and outer seal failure on line 4 unit 1. The unit 1 pump has been repaired and is back in service.
Report Received Date 2020-10-15 00:00:00
Iyear 2020
Report Number 20200280
Supplemental Number 34385
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 2020-09-20 16:25:00
Location Latitude 47.690128 Google Maps OpenStreetMap
Location Longitude -95.408541 Google Maps OpenStreetMap
Commodity Released Type Crude Oil
Unintentional Release Bbls 0.21
Recovered Bbls 0.21
Fatality Ind No
Fatal 0
Injury Ind No
Injure 0
Accident Identifier Cpm Leak Detection System Or Scada-Based Information (Such As Alarm(S), Alert(S), Event(S), And/or Volume Calculations)
Incident Identified Datetime 2020-09-20 16:25:00
System Part Involved Onshore Terminal/tank Farm Equipment And Piping
On Off Shore Onshore
Shutdown Due Accident Ind No
Shutdown Explain Pump Was Isolated
On Site Datetime 2020-09-20 16:25:00
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 Cr 4-U-1
Onshore State Abbreviation Mn
Onshore Postal Code 56634
Onshore City Name Clearbrook
Onshore County Name Clearwater
Designated Location Milepost/valve Station
Designated Name 909.1
Federal No
Location Type Totally Contained On Operator-Controlled Property
Incident Area Type Aboveground
Incident Area Subtype Inside A Building
Crossing No
Pipe Facility Type Interstate
Item Involved Pump
Installation Year 2020
Material Involved Material Other Than Carbon Steel
Material Details Silicone Carbide
Release Type Leak
Leak Type Seal Or Packing
Wildlife Impact Ind No
Soil Contamination No
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 10
Est Cost Prop Damage 35000
Est Cost Emergency 5000
Est Cost Environmental 0
Est Cost Other 0
Prpty 40010
Accident Psig 593
Mop Psig 2000
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 No
Cpm In Place Ind Yes
Cpm Operating Ind Yes
Cpm Functional Ind Yes
Cpm Detection Ind No
Cpm Conf Ind No
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 Equipment Failure
Cause Details Pump Or Pump-Related Equipment
Eq Failure Type Pump Or Pump-Related Equipment
Other Pump Ind Seal/packing Failure
Additional Installation Ind Yes
Preparer Name S**** S****
Preparer Title Sr Compliance Analyst
Preparer Email S**********@e*******.com
Preparer Telephone 218-206-5872
Prepared Date 2020-10-15 00:00:00
Authorizer Name S**** D*****
Authorizer Telephone 715-718-1236
Authorizer Title Supervisor Us Pipeline Compliance
Authorizer Email S************@e*******.com
Narrative On september 20, 2020 at approximately 4:25 pm, edmonton control center received a seal fail alarm on the line 4 unit 1 pump at the clearbrook terminal. The pump was immediately locked out and terminal personnel were notified of the alarm. A gauger was called out to investigate the alarm and discovered approximately 9 gallons of crude oil on the pump room floor. Additional on-call staff and terminal operations staff were dispatched to clean up the pump room. All oil was contained within the pump room. Upon investigation the cause of the failure was determined to be an inner and outer seal failure on line 4 unit 1. The unit 1 pump has been repaired and is back in service.

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