GTG incident on 2016-11-21 — TX

Operator
Harvest Pipeline Company
Cause
Corrosion Failure
Commodity
Natural Gas
Program
GTG
Damage and Injuries
0 fatalities 0 injuries
Property damage (nominal)
$115,000
Incident datetime
2016-11-21 16:30
Report number
Location
TX
Narrative
Air patrol notified pipeline operator of possible bubbles in vicinity of pipeline. Operator was dispatched to area and did confirm bubbles from our row. Survey crew was dispatched to area to locate pipeline, pipeline was blocked in at the same time. Work crew was set up to blow down the pipeline. Work barge was then dispatched to leak site and began jetting cover locate the leak. Once located excavation and repair began. A plidco split sleeve was installed over the pin hole for repair.
Detailed record list
Report Received Date
2016-12-05 00:00:00
Iyear
2016
Report Number
20160092
Supplemental Number
17359
Report Type
Supplemental Final
Operator Id
Name
Harvest Pipeline Company
Operator Street Address
1111 Travis
Operator City Name
Houston
Operator State Abbreviation
TX
Operator Postal Code
77002
Local Datetime
2016-11-21 16:30:00
Location Latitude
Location Longitude
Nrc Rpt Num
Nrc Rpt Datetime
2016-11-22 16:00:00
Commodity Released Type
Natural Gas
Unintentional Release
10
Intentional Release
4700
Accompanying Liquid
0
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Shutdown Due Accident Ind
Yes
Shutdown Datetime
2016-11-21 16:30:00
Restart Datetime
2016-11-26 11:30:00
Ignite Ind
No
Explode Ind
No
Num Pub Evacuated
0
Incident Identified Datetime
2016-11-21 16:30:00
On Site Datetime
2016-11-22 06:00:00
On Off Shore
Onshore
Onshore State Abbreviation
La
Onshore Postal Code
70510
Onshore City Name
Not Within A Municipality
Onshore County Name
Vermillion (In Vermillion Bay)
Designated Location
Milepost
Designated Name
In Vermillion
Pipe Fac Name
Redfish Gas Pipeline
Segment Name
12" Pipeline
Federal
No
Location Type
Pipeline Right-Of-Way
Incident Area Type
Underground
Incident Area Subtype
Other
Incident Area Details
In State Waters (Water Depth 10')
Depth Of Cover
84
Crossing
No
Pipe Facility Type
Intrastate
System Part Involved
Onshore Pipeline, Including Valve Sites
Item Involved
Pipe
Pipe Type
Pipe Body
Pipe Diameter
12
Pipe Wall Thickness
0.25
Pipe Smys
42000
Pipe Specification
Api 5l X42
Pipe Seam Type
Longitudinal Erw - Unknown Frequency
Pipe Manufacturer
Stupp Corporation
Pipe Coating Type
Other
Pipe Coating Details
Concrete
Installation Year
1967
Manufactured Year
Unknown
Material Involved
Carbon Steel
Release Type
Leak
Leak Type
Pinhole
Class Location Type
Class 1 Location
Could Be Hca
No
Pir Radius
292
Heat Damage Ind
No
Non Heat Damage Ind
No
Hca Fatalities Ind
No
Est Cost Oper Paid
0
Est Cost Unintentional Release
25
Est Cost Intentional Release
11000
Est Cost Prop Damage
115000
Est Cost Emergency
0
Est Cost Other
0
Prpty
126025
Accident Psig
800
Mop Psig
1100
Mop Cfr Section
192.619(A)(1)
Accident Pressure
Pressure Did Not Exceed Maop
Pressure Restriction Ind
No
Upstream Valve Type Ind
Manual
Downstream Valve Type Ind
Manual
Length Segment Isolated
87101
Internal Inspection Ind
Yes
Operation Complications Ind
No
Pipeline Function
Transmission In Storage Field
Scada In Place Ind
Yes
Scada Operating Ind
Yes
Scada Functional Ind
Yes
Scada Detection Ind
No
Scada Conf Ind
No
Accident Identifier
Air Patrol
Operator Type
Contractor Working For The Operator
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
The effect of the pinhole leak on the pipeline pressure was within normal pressure fluctuation range; therefore no larms were generated.
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 Other Corrosion Ind
Yes
Int Corrosion Type Details
Unknown
Int Field Exam Basis Ind
Yes
Int Other Loc Ind
Yes
Corrosion Location Details
General Line Pipe Segment
Corrosion Inhibitors
No
Corrosion Lining
No
Cleaning Dewatering
No
Corrosion Coupons
No
Collected Data Ind
No
Has Hydrtst Conduc Before Ind
No
Direct Asmnt Conducted
No
Non Destructive Exam Ind
Yes
Exm Handl Ultrasonic Rcnt Year
2016
Exm Handl Ultrasonic Rcnt Ind
Yes
Preparer Name
T*** S* B****
Preparer Title
Sr. Regulatory Compliance Specialist
Preparer Email
T******@h******.com
Preparer Telephone
7132892688
Authorizer Name
T*** S* B****
Authorizer Title
Sr. Regulatory Compliance Specialist
Authorizer Telephone
7132892688
Authorizer Email
T******@h******.com
Narrative
Air patrol notified pipeline operator of possible bubbles in vicinity of pipeline. Operator was dispatched to area and did confirm bubbles from our row. Survey crew was dispatched to area to locate pipeline, pipeline was blocked in at the same time. Work crew was set up to blow down the pipeline. Work barge was then dispatched to leak site and began jetting cover locate the leak. Once located excavation and repair began. A plidco split sleeve was installed over the pin hole for repair.
Report Received Date 2016-12-05 00:00:00
Iyear 2016
Report Number 20160092
Supplemental Number 17359
Report Type Supplemental Final
Operator Id 30782 PHMSA Enforcement
Name Harvest Pipeline Company
Operator Street Address 1111 Travis
Operator City Name Houston
Operator State Abbreviation TX
Operator Postal Code 77002
Local Datetime 2016-11-21 16:30:00
Location Latitude 29.717893 Google Maps OpenStreetMap
Location Longitude -92.021803 Google Maps OpenStreetMap
Nrc Rpt Num 1164729 NRC Report How to search
Nrc Rpt Datetime 2016-11-22 16:00:00
Commodity Released Type Natural Gas
Unintentional Release 10
Intentional Release 4700
Accompanying Liquid 0
Fatality Ind No
Fatal 0
Injury Ind No
Injure 0
Shutdown Due Accident Ind Yes
Shutdown Datetime 2016-11-21 16:30:00
Restart Datetime 2016-11-26 11:30:00
Ignite Ind No
Explode Ind No
Num Pub Evacuated 0
Incident Identified Datetime 2016-11-21 16:30:00
On Site Datetime 2016-11-22 06:00:00
On Off Shore Onshore
Onshore State Abbreviation La
Onshore Postal Code 70510
Onshore City Name Not Within A Municipality
Onshore County Name Vermillion (In Vermillion Bay)
Designated Location Milepost
Designated Name In Vermillion
Pipe Fac Name Redfish Gas Pipeline
Segment Name 12" Pipeline
Federal No
Location Type Pipeline Right-Of-Way
Incident Area Type Underground
Incident Area Subtype Other
Incident Area Details In State Waters (Water Depth 10')
Depth Of Cover 84
Crossing No
Pipe Facility Type Intrastate
System Part Involved Onshore Pipeline, Including Valve Sites
Item Involved Pipe
Pipe Type Pipe Body
Pipe Diameter 12
Pipe Wall Thickness 0.25
Pipe Smys 42000
Pipe Specification Api 5l X42
Pipe Seam Type Longitudinal Erw - Unknown Frequency
Pipe Manufacturer Stupp Corporation
Pipe Coating Type Other
Pipe Coating Details Concrete
Installation Year 1967
Manufactured Year Unknown
Material Involved Carbon Steel
Release Type Leak
Leak Type Pinhole
Class Location Type Class 1 Location
Could Be Hca No
Pir Radius 292
Heat Damage Ind No
Non Heat Damage Ind No
Hca Fatalities Ind No
Est Cost Oper Paid 0
Est Cost Unintentional Release 25
Est Cost Intentional Release 11000
Est Cost Prop Damage 115000
Est Cost Emergency 0
Est Cost Other 0
Prpty 126025
Accident Psig 800
Mop Psig 1100
Mop Cfr Section 192.619(A)(1) View CFR 49 §192
Accident Pressure Pressure Did Not Exceed Maop
Pressure Restriction Ind No
Upstream Valve Type Ind Manual
Downstream Valve Type Ind Manual
Length Segment Isolated 87101
Internal Inspection Ind Yes
Operation Complications Ind No
Pipeline Function Transmission In Storage Field
Scada In Place Ind Yes
Scada Operating Ind Yes
Scada Functional Ind Yes
Scada Detection Ind No
Scada Conf Ind No
Accident Identifier Air Patrol
Operator Type Contractor Working For The Operator
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 The effect of the pinhole leak on the pipeline pressure was within normal pressure fluctuation range; therefore no larms were generated.
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 Other Corrosion Ind Yes
Int Corrosion Type Details Unknown
Int Field Exam Basis Ind Yes
Int Other Loc Ind Yes
Corrosion Location Details General Line Pipe Segment
Corrosion Inhibitors No
Corrosion Lining No
Cleaning Dewatering No
Corrosion Coupons No
Collected Data Ind No
Has Hydrtst Conduc Before Ind No
Direct Asmnt Conducted No
Non Destructive Exam Ind Yes
Exm Handl Ultrasonic Rcnt Year 2016
Exm Handl Ultrasonic Rcnt Ind Yes
Preparer Name T*** S* B****
Preparer Title Sr. Regulatory Compliance Specialist
Preparer Email T******@h******.com
Preparer Telephone 7132892688
Authorizer Name T*** S* B****
Authorizer Title Sr. Regulatory Compliance Specialist
Authorizer Telephone 7132892688
Authorizer Email T******@h******.com
Narrative Air patrol notified pipeline operator of possible bubbles in vicinity of pipeline. Operator was dispatched to area and did confirm bubbles from our row. Survey crew was dispatched to area to locate pipeline, pipeline was blocked in at the same time. Work crew was set up to blow down the pipeline. Work barge was then dispatched to leak site and began jetting cover locate the leak. Once located excavation and repair began. A plidco split sleeve was installed over the pin hole for repair.

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