HL incident on 2017-06-11 — TX

Operator
Nustar Logistics, L.p.
Cause
Corrosion Failure
Commodity
Crude Oil
Program
HL
Damage and Injuries
0 fatalities 0 injuries
Property damage (nominal)
$3,670
Incident datetime
2017-06-11 10:45
Report number
Location
TX
Narrative
Nustar's control center received a notification regarding a possible leak at nustar's dial pump station from a passing motorist. The pipeline was shut down and operations personnel were dispatched to the station. The station was blocked in and repairs made. A section of piping and discharge flange containing a pinhole was removed and analyzed. Update: the failure occurred due to microbiologically induced corrosion of the internal surface of the flange side of the pipe to flange weld on the discharge arm of the pump station.
Detailed record list
Report Received Date
2017-07-11 00:00:00
Iyear
2017
Report Number
20170210
Supplemental Number
23088
Report Type
Supplemental Final
Operator Id
Name
Nustar Logistics, L.p.
Operator Street Address
8111 Westchester Drive
Operator City Name
Dallas
Operator State Abbreviation
TX
Operator Postal Code
75225
Local Datetime
2017-06-11 10:05:00
Location Latitude
Location Longitude
Commodity Released Type
Crude Oil
Unintentional Release Bbls
3.12
Recovered Bbls
3
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Accident Identifier
Notification From Public
Incident Identified Datetime
2017-06-11 10:45:00
System Part Involved
Onshore Pump/meter Station Equipment And Piping
On Off Shore
Onshore
Shutdown Due Accident Ind
Yes
Shutdown Datetime
2017-06-11 10:11:00
Restart Datetime
2017-06-11 11:38:00
On Site Datetime
2017-06-11 10:45:00
Nrc Rpt Num
Nrc Notification Not Required
Ignite Ind
No
Explode Ind
No
Num Pub Evacuated
0
Pipe Fac Name
16p Wichita Falls - Mckee
Segment Name
Dial Pump Station
Onshore State Abbreviation
Tx
Onshore Postal Code
79083
Onshore City Name
Not Within A Municipality
Onshore County Name
Hutchinson
Designated Location
Survey Station No.
Designated Name
12554+59
Federal
No
Location Type
Totally Contained On Operator-Controlled Property
Incident Area Type
Aboveground
Incident Area Subtype
Typical Aboveground Facility Piping Or Appurtenance
Crossing
No
Pipe Facility Type
Intrastate
Item Involved
Flange Assembly
Installation Year
2001
Material Involved
Carbon Steel
Release Type
Leak
Leak Type
Pinhole
Wildlife Impact Ind
No
Soil Contamination
Yes
Long Term Assessment
No
Remediation Ind
No
Water Contam Ind
No
Could Be Hca
No
Commodity Reached Hca
No
Est Cost Oper Paid
0
Est Cost Gas Released
143
Est Cost Prop Damage
3670
Est Cost Emergency
1570
Est Cost Environmental
0
Est Cost Other
2200
Est Cost Other Details
Failure Analysis
Prpty
7583
Accident Psig
674
Mop Psig
1480
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
Yes
Cpm Operating Ind
Yes
Cpm Functional Ind
Yes
Cpm Detection Ind
No
Cpm Conf 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
Controller activities did not contribute to the accident
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Corrosion Failure
Cause Details
Internal Corrosion
Internal External
Internal Corrosion
Int Visual Exam Results
Localized Pitting
Int Microbiological Ind
Yes
Int Field Exam Basis Ind
Yes
Int Metallurgical Basis Ind
Yes
Int Other Loc Ind
Yes
Corrosion Location Details
Pump Discharge Flange
Corrosion Inhibitors
Yes
Corrosion Lining
No
Cleaning Dewatering
Not Applicable - Not Mainline Pipe
Corrosion Coupons
Not Applicable - Not Mainline Pipe
Preparer Name
R****** P****
Preparer Title
Pipeline Safety Supervisor
Preparer Email
R************@n***********.com
Preparer Telephone
361-249-9417
Preparer Fax
210-918-7117
Prepared Date
2018-02-01 00:00:00
Authorizer Name
W** G***
Authorizer Telephone
361/249-9402
Authorizer Title
Vice President And General Manager
Authorizer Email
W*******@n***********.com
Narrative
Nustar's control center received a notification regarding a possible leak at nustar's dial pump station from a passing motorist. The pipeline was shut down and operations personnel were dispatched to the station. The station was blocked in and repairs made. A section of piping and discharge flange containing a pinhole was removed and analyzed. Update: the failure occurred due to microbiologically induced corrosion of the internal surface of the flange side of the pipe to flange weld on the discharge arm of the pump station.
Report Received Date 2017-07-11 00:00:00
Iyear 2017
Report Number 20170210
Supplemental Number 23088
Report Type Supplemental Final
Operator Id 31454 PHMSA Enforcement
Name Nustar Logistics, L.p.
Operator Street Address 8111 Westchester Drive
Operator City Name Dallas
Operator State Abbreviation TX
Operator Postal Code 75225
Local Datetime 2017-06-11 10:05:00
Location Latitude 35.788172 Google Maps OpenStreetMap
Location Longitude -101.383898 Google Maps OpenStreetMap
Commodity Released Type Crude Oil
Unintentional Release Bbls 3.12
Recovered Bbls 3
Fatality Ind No
Fatal 0
Injury Ind No
Injure 0
Accident Identifier Notification From Public
Incident Identified Datetime 2017-06-11 10:45:00
System Part Involved Onshore Pump/meter Station Equipment And Piping
On Off Shore Onshore
Shutdown Due Accident Ind Yes
Shutdown Datetime 2017-06-11 10:11:00
Restart Datetime 2017-06-11 11:38:00
On Site Datetime 2017-06-11 10:45:00
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 16p Wichita Falls - Mckee
Segment Name Dial Pump Station
Onshore State Abbreviation Tx
Onshore Postal Code 79083
Onshore City Name Not Within A Municipality
Onshore County Name Hutchinson
Designated Location Survey Station No.
Designated Name 12554+59
Federal No
Location Type Totally Contained On Operator-Controlled Property
Incident Area Type Aboveground
Incident Area Subtype Typical Aboveground Facility Piping Or Appurtenance
Crossing No
Pipe Facility Type Intrastate
Item Involved Flange Assembly
Installation Year 2001
Material Involved Carbon Steel
Release Type Leak
Leak Type Pinhole
Wildlife Impact Ind No
Soil Contamination Yes
Long Term Assessment No
Remediation Ind No
Water Contam Ind No
Could Be Hca No
Commodity Reached Hca No
Est Cost Oper Paid 0
Est Cost Gas Released 143
Est Cost Prop Damage 3670
Est Cost Emergency 1570
Est Cost Environmental 0
Est Cost Other 2200
Est Cost Other Details Failure Analysis
Prpty 7583
Accident Psig 674
Mop Psig 1480
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 Yes
Cpm Operating Ind Yes
Cpm Functional Ind Yes
Cpm Detection Ind No
Cpm Conf 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 Controller activities did not contribute to the accident
Employee Drug Test Ind No
Contractor Drug Test Ind No
Cause Corrosion Failure
Cause Details Internal Corrosion
Internal External Internal Corrosion
Int Visual Exam Results Localized Pitting
Int Microbiological Ind Yes
Int Field Exam Basis Ind Yes
Int Metallurgical Basis Ind Yes
Int Other Loc Ind Yes
Corrosion Location Details Pump Discharge Flange
Corrosion Inhibitors Yes
Corrosion Lining No
Cleaning Dewatering Not Applicable - Not Mainline Pipe
Corrosion Coupons Not Applicable - Not Mainline Pipe
Preparer Name R****** P****
Preparer Title Pipeline Safety Supervisor
Preparer Email R************@n***********.com
Preparer Telephone 361-249-9417
Preparer Fax 210-918-7117
Prepared Date 2018-02-01 00:00:00
Authorizer Name W** G***
Authorizer Telephone 361/249-9402
Authorizer Title Vice President And General Manager
Authorizer Email W*******@n***********.com
Narrative Nustar's control center received a notification regarding a possible leak at nustar's dial pump station from a passing motorist. The pipeline was shut down and operations personnel were dispatched to the station. The station was blocked in and repairs made. A section of piping and discharge flange containing a pinhole was removed and analyzed. Update: the failure occurred due to microbiologically induced corrosion of the internal surface of the flange side of the pipe to flange weld on the discharge arm of the pump station.

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