HL incident on 2017-05-17 — TX

Operator
Enbridge Storage (Cushing) L.l.c.
Cause
Equipment Failure
Commodity
Crude Oil
Program
HL
Damage and Injuries
0 fatalities 0 injuries
Property damage (nominal)
$48,000
Incident datetime
2017-05-17 17:47
Report number
Location
TX
Narrative
On may 17, 2017 at approximately 17:47 cdt, an estimated 125 barrels of crude oil was released from the temporary trap that was installed to run a smart tool on tank line 1049 in the cushing north terminal. The released product remained on enbridge property and was recovered from secondary containment in the tank dike area. This release occurred while enbridge and contractor personnel were preparing to perform an inline inspection of tank line 1049. Tank 1049 had been isolated from tank line 1049 and a temporary trap and valve had been installed on the tank line in order to accommodate this tool inspection. Once the tool was loaded into the trap, the crew noticed oil coming from the trap prior to the trap door being closed. The crew was not able to fully close the trap door while the product was being released. The cushing control center was contacted at 17:49 cdt to isolate the trap. All crude oil was contained on-site within the tank berm area and clean-up was completed on may 18, 2017. Remediation consisted of removal and replacement of the temporary valve. The tank line and tank were placed back in service on may 19, 2017. Appropriate notifications were made with the original call to the nrc at 19:08 cdt (ncr #1178607) and the 48-hour follow-up on may 19, 2017 at 08:43 cdt (nrc# 1178745). In addition, the oklahoma corporation commission (occ) was notified on may 18, 2017 at 10:08 cdt (#18517ogdo10239).
Detailed record list
Report Received Date
2017-06-15 00:00:00
Iyear
2017
Report Number
20170195
Supplemental Number
22521
Report Type
Supplemental Final
Operator Id
Name
Enbridge Storage (Cushing) L.l.c.
Operator Street Address
915 N Eldridge Parkway, Suite 1100
Operator City Name
Houston
Operator State Abbreviation
TX
Operator Postal Code
77079
Local Datetime
2017-05-17 17:47:00
Location Latitude
Location Longitude
Commodity Released Type
Crude Oil
Unintentional Release Bbls
125
Recovered Bbls
125
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Accident Identifier
Local Operating Personnel, Including Contractors
Operator Type
Operator Employee
Incident Identified Datetime
2017-05-17 17:47:00
System Part Involved
Onshore Terminal/tank Farm Equipment And Piping
On Off Shore
Onshore
Shutdown Due Accident Ind
No
Shutdown Explain
Previously Shutdown For Maintenance Activities
On Site Datetime
2017-05-17 17:47:00
Nrc Rpt Datetime
2017-05-17 19:08:00
Nrc Rpt Num
Ignite Ind
No
Explode Ind
No
Num Pub Evacuated
0
Pipe Fac Name
Cushing North Terminal
Segment Name
Tank Line 1049
Onshore State Abbreviation
Ok
Onshore Postal Code
74023
Onshore City Name
Cushing
Onshore County Name
Payne
Designated Location
Milepost/valve Station
Designated Name
Cushing
Federal
No
Location Type
Totally Contained On Operator-Controlled Property
Incident Area Type
Aboveground
Incident Area Subtype
Other
Incident Area Details
Temporary Launcher/receiver
Crossing
No
Pipe Facility Type
Interstate
Item Involved
Scraper/pig Trap
Installation Year
2017
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
400
Est Cost Prop Damage
48000
Est Cost Emergency
77000
Est Cost Environmental
25000
Est Cost Other
0
Prpty
150400
Accident Psig
0
Mop Psig
148
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
Yes
Cpm In Place Ind
No
Investigation Status
Yes, specify investigation result(s): (select all that apply)
Invest No Control Room Ind
Yes
Employee Drug Test Ind
Yes
Contractor Drug Test Ind
Yes
Num Employees Tested
7
Num Employees Failed
0
Num Contractors Tested
11
Num Contractors Failed
0
Cause
Equipment Failure
Cause Details
Malfunction Of Control/relief Equipment
Eq Failure Type
Malfunction Of Control/relief Equipment
Block Valve Ind
Yes
Eq Additional Other Ind
Yes
Eq Additional Other Details
Seal Lodged Underneath Gate Valve And Prevented A Positive Seal
Preparer Name
S**** S****
Preparer Title
Compliance Analyst
Preparer Email
S**********@e*******.com
Preparer Telephone
715-395-3620
Preparer Fax
715-398-4802
Prepared Date
2017-08-04 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 may 17, 2017 at approximately 17:47 cdt, an estimated 125 barrels of crude oil was released from the temporary trap that was installed to run a smart tool on tank line 1049 in the cushing north terminal. The released product remained on enbridge property and was recovered from secondary containment in the tank dike area. This release occurred while enbridge and contractor personnel were preparing to perform an inline inspection of tank line 1049. Tank 1049 had been isolated from tank line 1049 and a temporary trap and valve had been installed on the tank line in order to accommodate this tool inspection. Once the tool was loaded into the trap, the crew noticed oil coming from the trap prior to the trap door being closed. The crew was not able to fully close the trap door while the product was being released. The cushing control center was contacted at 17:49 cdt to isolate the trap. All crude oil was contained on-site within the tank berm area and clean-up was completed on may 18, 2017. Remediation consisted of removal and replacement of the temporary valve. The tank line and tank were placed back in service on may 19, 2017. Appropriate notifications were made with the original call to the nrc at 19:08 cdt (ncr #1178607) and the 48-hour follow-up on may 19, 2017 at 08:43 cdt (nrc# 1178745). In addition, the oklahoma corporation commission (occ) was notified on may 18, 2017 at 10:08 cdt (#18517ogdo10239).
Report Received Date 2017-06-15 00:00:00
Iyear 2017
Report Number 20170195
Supplemental Number 22521
Report Type Supplemental Final
Operator Id 39145 PHMSA Enforcement
Name Enbridge Storage (Cushing) L.l.c.
Operator Street Address 915 N Eldridge Parkway, Suite 1100
Operator City Name Houston
Operator State Abbreviation TX
Operator Postal Code 77079
Local Datetime 2017-05-17 17:47:00
Location Latitude 35.952679 Google Maps OpenStreetMap
Location Longitude -96.75178 Google Maps OpenStreetMap
Commodity Released Type Crude Oil
Unintentional Release Bbls 125
Recovered Bbls 125
Fatality Ind No
Fatal 0
Injury Ind No
Injure 0
Accident Identifier Local Operating Personnel, Including Contractors
Operator Type Operator Employee
Incident Identified Datetime 2017-05-17 17:47:00
System Part Involved Onshore Terminal/tank Farm Equipment And Piping
On Off Shore Onshore
Shutdown Due Accident Ind No
Shutdown Explain Previously Shutdown For Maintenance Activities
On Site Datetime 2017-05-17 17:47:00
Nrc Rpt Datetime 2017-05-17 19:08:00
Nrc Rpt Num 1178607 NRC Report How to search
Ignite Ind No
Explode Ind No
Num Pub Evacuated 0
Pipe Fac Name Cushing North Terminal
Segment Name Tank Line 1049
Onshore State Abbreviation Ok
Onshore Postal Code 74023
Onshore City Name Cushing
Onshore County Name Payne
Designated Location Milepost/valve Station
Designated Name Cushing
Federal No
Location Type Totally Contained On Operator-Controlled Property
Incident Area Type Aboveground
Incident Area Subtype Other
Incident Area Details Temporary Launcher/receiver
Crossing No
Pipe Facility Type Interstate
Item Involved Scraper/pig Trap
Installation Year 2017
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 400
Est Cost Prop Damage 48000
Est Cost Emergency 77000
Est Cost Environmental 25000
Est Cost Other 0
Prpty 150400
Accident Psig 0
Mop Psig 148
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 Yes
Cpm In Place Ind No
Investigation Status Yes, specify investigation result(s): (select all that apply)
Invest No Control Room Ind Yes
Employee Drug Test Ind Yes
Contractor Drug Test Ind Yes
Num Employees Tested 7
Num Employees Failed 0
Num Contractors Tested 11
Num Contractors Failed 0
Cause Equipment Failure
Cause Details Malfunction Of Control/relief Equipment
Eq Failure Type Malfunction Of Control/relief Equipment
Block Valve Ind Yes
Eq Additional Other Ind Yes
Eq Additional Other Details Seal Lodged Underneath Gate Valve And Prevented A Positive Seal
Preparer Name S**** S****
Preparer Title Compliance Analyst
Preparer Email S**********@e*******.com
Preparer Telephone 715-395-3620
Preparer Fax 715-398-4802
Prepared Date 2017-08-04 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 may 17, 2017 at approximately 17:47 cdt, an estimated 125 barrels of crude oil was released from the temporary trap that was installed to run a smart tool on tank line 1049 in the cushing north terminal. The released product remained on enbridge property and was recovered from secondary containment in the tank dike area. This release occurred while enbridge and contractor personnel were preparing to perform an inline inspection of tank line 1049. Tank 1049 had been isolated from tank line 1049 and a temporary trap and valve had been installed on the tank line in order to accommodate this tool inspection. Once the tool was loaded into the trap, the crew noticed oil coming from the trap prior to the trap door being closed. The crew was not able to fully close the trap door while the product was being released. The cushing control center was contacted at 17:49 cdt to isolate the trap. All crude oil was contained on-site within the tank berm area and clean-up was completed on may 18, 2017. Remediation consisted of removal and replacement of the temporary valve. The tank line and tank were placed back in service on may 19, 2017. Appropriate notifications were made with the original call to the nrc at 19:08 cdt (ncr #1178607) and the 48-hour follow-up on may 19, 2017 at 08:43 cdt (nrc# 1178745). In addition, the oklahoma corporation commission (occ) was notified on may 18, 2017 at 10:08 cdt (#18517ogdo10239).

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