HL incident on 2017-10-18 — TX

Operator
Enterprise Products Operating Llc
Cause
Material Failure Of Pipe Or Weld
Commodity
Hvl Or Other Flammable Or Toxic Fluid Which Is A Gas At Ambient Conditions
Program
HL
Damage and Injuries
0 fatalities 0 injuries
Property damage (nominal)
$50,000
Incident datetime
2017-10-18 13:35
Report number
Location
TX
Narrative
On 10/18/2017, a corrosion technician checking rectifiers noticed a wet spot on the pipeline row. The corrosion technician notified the operations group. Operations confirmed the wet spot was due to a pinhole leak on the sonora to roberts ranch pipeline. The pipeline was isolated and a plidco clamp was installed. The pipeline was restored to its predefined level of service. The cost of repairs reflects the cost necessary to safely restore pipeline facilities to the pre-accident operation level of service.
Detailed record list
Report Received Date
2017-11-08 00:00:00
Iyear
2017
Report Number
20170358
Supplemental Number
33592
Report Type
Supplemental Final
Operator Id
Name
Enterprise Products Operating Llc
Operator Street Address
1100 Louisiana Street
Operator City Name
Houston
Operator State Abbreviation
TX
Operator Postal Code
77002
Local Datetime
2017-10-18 13:35:00
Location Latitude
Location Longitude
Commodity Released Type
Hvl Or Other Flammable Or Toxic Fluid Which Is A Gas At Ambient Conditions
Commodity Subtype
Lpg (Liquefied Petroleum Gas) / Ngl (Natural Gas Liquid)
Unintentional Release Bbls
1
Intentional Release Bbls
0
Recovered Bbls
0
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Accident Identifier
Local Operating Personnel, Including Contractors
Operator Type
Operator Employee
Incident Identified Datetime
2017-10-18 13:35:00
System Part Involved
Onshore Pipeline, Including Valve Sites
On Off Shore
Onshore
Shutdown Due Accident Ind
Yes
Shutdown Datetime
2017-10-18 13:40:00
Restart Datetime
2017-10-18 21:32:00
On Site Datetime
2017-10-18 13:40:00
Nrc Rpt Datetime
2017-10-18 14:26:00
Nrc Rpt Num
Ignite Ind
No
Explode Ind
No
Upstream Valve Type Ind
Manual
Downstream Valve Type Ind
Manual
Num Pub Evacuated
0
Pipe Fac Name
Sonora To Roberts Ranch
Segment Name
C82
Onshore State Abbreviation
Tx
Onshore Postal Code
79755
Onshore City Name
Not Within A Municipality
Onshore County Name
Reagan
Designated Location
Milepost/valve Station
Designated Name
Mp102
Federal
No
Location Type
Pipeline Right-Of-Way
Incident Area Type
Underground
Incident Area Subtype
Under Soil
Depth Of Cover
Unknown
Crossing
No
Pipe Facility Type
Intrastate
Item Involved
Pipe
Pipe Type
Pipe Body
Pipe Diameter
8
Pipe Wall Thickness
0.188
Pipe Smys
52000
Pipe Specification
Api-5l
Pipe Seam Type
Other
Pipe Seam Details
Unknown
Pipe Manufacturer
U.s. Steel
Pipe Coating Type
Cold Applied Tape
Installation Year
1977
Manufactured Year
Unknown
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
26
Est Cost Prop Damage
50000
Est Cost Emergency
0
Est Cost Environmental
5000
Est Cost Other
0
Prpty
55026
Accident Psig
950
Mop Psig
1440
Accident Pressure
Pressure Did Not Exceed Mop
Pressure Restriction Ind
No
Length Segment Isolated
Unknown
Internal Inspection Ind
Yes
Operation Complications 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
The controller did not perform any actions that would have contributed to the accident.
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Material Failure Of Pipe Or Weld
Cause Details
Design-, Construction-, Installation-, Or Fabrication-Related
Field Exam Ind
Yes
Failure Type
Design-, Construction-, Installation-, Or Fabrication-Related
Other Factor
Yes
Other Factor Details
Corrosion
Pwf Additional Other Ind
Yes
Collected Data Ind
Yes
Axial Magnetic Flx Lkg Ind
Yes
Other Tool Tech Ind
Yes
Axial Recent Year
2018
Other Tool
Deformation
Other Recent Year
2018
Has Hydrtst Conduc Before Ind
No
Direct Asmnt Conducted
No
Non Destructive Exam Ind
No
Preparer Name
T****** A* G********
Preparer Title
Senior Staff Pipeline Compliance Engineer
Preparer Email
T**********@e****.com
Preparer Telephone
713-381-6433
Prepared Date
2020-04-13 00:00:00
Authorizer Name
T****** A* G********
Authorizer Telephone
713-381-6433
Authorizer Title
Senior Staff Pipeline Compliance Engineer
Authorizer Email
T**********@e****.com
Narrative
On 10/18/2017, a corrosion technician checking rectifiers noticed a wet spot on the pipeline row. The corrosion technician notified the operations group. Operations confirmed the wet spot was due to a pinhole leak on the sonora to roberts ranch pipeline. The pipeline was isolated and a plidco clamp was installed. The pipeline was restored to its predefined level of service. The cost of repairs reflects the cost necessary to safely restore pipeline facilities to the pre-accident operation level of service.
Report Received Date 2017-11-08 00:00:00
Iyear 2017
Report Number 20170358
Supplemental Number 33592
Report Type Supplemental Final
Operator Id 31618 PHMSA Enforcement
Name Enterprise Products Operating Llc
Operator Street Address 1100 Louisiana Street
Operator City Name Houston
Operator State Abbreviation TX
Operator Postal Code 77002
Local Datetime 2017-10-18 13:35:00
Location Latitude 31.609425 Google Maps OpenStreetMap
Location Longitude -101.698176 Google Maps OpenStreetMap
Commodity Released Type Hvl Or Other Flammable Or Toxic Fluid Which Is A Gas At Ambient Conditions
Commodity Subtype Lpg (Liquefied Petroleum Gas) / Ngl (Natural Gas Liquid)
Unintentional Release Bbls 1
Intentional Release Bbls 0
Recovered Bbls 0
Fatality Ind No
Fatal 0
Injury Ind No
Injure 0
Accident Identifier Local Operating Personnel, Including Contractors
Operator Type Operator Employee
Incident Identified Datetime 2017-10-18 13:35:00
System Part Involved Onshore Pipeline, Including Valve Sites
On Off Shore Onshore
Shutdown Due Accident Ind Yes
Shutdown Datetime 2017-10-18 13:40:00
Restart Datetime 2017-10-18 21:32:00
On Site Datetime 2017-10-18 13:40:00
Nrc Rpt Datetime 2017-10-18 14:26:00
Nrc Rpt Num 1193610 NRC Report How to search
Ignite Ind No
Explode Ind No
Upstream Valve Type Ind Manual
Downstream Valve Type Ind Manual
Num Pub Evacuated 0
Pipe Fac Name Sonora To Roberts Ranch
Segment Name C82
Onshore State Abbreviation Tx
Onshore Postal Code 79755
Onshore City Name Not Within A Municipality
Onshore County Name Reagan
Designated Location Milepost/valve Station
Designated Name Mp102
Federal No
Location Type Pipeline Right-Of-Way
Incident Area Type Underground
Incident Area Subtype Under Soil
Depth Of Cover Unknown
Crossing No
Pipe Facility Type Intrastate
Item Involved Pipe
Pipe Type Pipe Body
Pipe Diameter 8
Pipe Wall Thickness 0.188
Pipe Smys 52000
Pipe Specification Api-5l
Pipe Seam Type Other
Pipe Seam Details Unknown
Pipe Manufacturer U.s. Steel
Pipe Coating Type Cold Applied Tape
Installation Year 1977
Manufactured Year Unknown
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 26
Est Cost Prop Damage 50000
Est Cost Emergency 0
Est Cost Environmental 5000
Est Cost Other 0
Prpty 55026
Accident Psig 950
Mop Psig 1440
Accident Pressure Pressure Did Not Exceed Mop
Pressure Restriction Ind No
Length Segment Isolated Unknown
Internal Inspection Ind Yes
Operation Complications 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 The controller did not perform any actions that would have contributed to the accident.
Employee Drug Test Ind No
Contractor Drug Test Ind No
Cause Material Failure Of Pipe Or Weld
Cause Details Design-, Construction-, Installation-, Or Fabrication-Related
Field Exam Ind Yes
Failure Type Design-, Construction-, Installation-, Or Fabrication-Related
Other Factor Yes
Other Factor Details Corrosion
Pwf Additional Other Ind Yes
Collected Data Ind Yes
Axial Magnetic Flx Lkg Ind Yes
Other Tool Tech Ind Yes
Axial Recent Year 2018
Other Tool Deformation
Other Recent Year 2018
Has Hydrtst Conduc Before Ind No
Direct Asmnt Conducted No
Non Destructive Exam Ind No
Preparer Name T****** A* G********
Preparer Title Senior Staff Pipeline Compliance Engineer
Preparer Email T**********@e****.com
Preparer Telephone 713-381-6433
Prepared Date 2020-04-13 00:00:00
Authorizer Name T****** A* G********
Authorizer Telephone 713-381-6433
Authorizer Title Senior Staff Pipeline Compliance Engineer
Authorizer Email T**********@e****.com
Narrative On 10/18/2017, a corrosion technician checking rectifiers noticed a wet spot on the pipeline row. The corrosion technician notified the operations group. Operations confirmed the wet spot was due to a pinhole leak on the sonora to roberts ranch pipeline. The pipeline was isolated and a plidco clamp was installed. The pipeline was restored to its predefined level of service. The cost of repairs reflects the cost necessary to safely restore pipeline facilities to the pre-accident operation level of service.

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