HL incident on 2019-08-05 — TX

Operator
Enterprise Crude Pipeline Llc
Cause
Material Failure Of Pipe Or Weld
Commodity
Crude Oil
Program
HL
Damage and Injuries
0 fatalities 0 injuries
Property damage (nominal)
$47,000
Incident datetime
2019-08-05 07:10
Report number
Location
TX
Narrative
On 08/05/2019 at 0710 hrs cst, an enterprise technician discovered a leak in the outbound meter area of marshall station. 4 barrels of crude leaked from underground facility 4 inch piping. Leaking pipe has been removed from the system and remaining pipe was capped. Environmental remediation and repair is complete. Investigation via metallurgical analysis determined the leak was caused by stress corrosion cracking. Nrc was notified 8/29 when it was determined that accident's cost exceeded $50,000. Call made to texas rrc on 08/05/2019 at 08:50 cst - case number #2043 nrc call made on 8/29/2019 at 12:36 cst. #1256754 nrc 48 hour call made on 08/30/2019 at 08:21 cst. #1256841
Detailed record list
Report Received Date
2019-09-03 00:00:00
Iyear
2019
Report Number
20190280
Supplemental Number
33064
Report Type
Supplemental Final
Operator Id
Name
Enterprise Crude Pipeline Llc
Operator Street Address
1100 Louisiana Street
Operator City Name
Houston
Operator State Abbreviation
TX
Operator Postal Code
77002
Local Datetime
2019-08-05 07:10:00
Location Latitude
Location Longitude
Commodity Released Type
Crude Oil
Unintentional Release Bbls
4
Recovered Bbls
4
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Accident Identifier
Ground Patrol By Operator Or Its Contractor
Operator Type
Operator Employee
Incident Identified Datetime
2019-08-05 07:10:00
System Part Involved
Onshore Pump/meter Station Equipment And Piping
On Off Shore
Onshore
Shutdown Due Accident Ind
No
Shutdown Explain
Facility Was Not Running At The Time Of Accident.
On Site Datetime
2019-08-05 07:10:00
Nrc Rpt Datetime
2019-08-29 12:36:00
Nrc Rpt Num
Ignite Ind
No
Explode Ind
No
Num Pub Evacuated
0
Pipe Fac Name
Marshall Station
Segment Name
Txxx0456
Onshore State Abbreviation
Tx
Onshore Postal Code
78629
Onshore City Name
Gonzales
Onshore County Name
Gonzales
Designated Location
Milepost/valve Station
Designated Name
0
Federal
No
Location Type
Totally Contained On Operator-Controlled Property
Incident Area Type
Underground
Incident Area Subtype
Under Soil
Depth Of Cover
48
Crossing
No
Pipe Facility Type
Intrastate
Item Involved
Pipe
Pipe Type
Pipe Body
Pipe Diameter
4
Pipe Wall Thickness
0.237
Pipe Smys
35000
Pipe Specification
Asme B16.9(07), Asme B16.25(07)
Pipe Seam Type
Seamless
Pipe Manufacturer
Awaji
Pipe Coating Type
Fusion Bonded Epoxy(Fbe)
Installation Year
2012
Manufactured Year
2011
Material Involved
Carbon Steel
Release Type
Leak
Leak Type
Crack
Wildlife Impact Ind
No
Soil Contamination
Yes
Long Term Assessment
No
Remediation Ind
Yes
Soil Remed Ind
Yes
Water Contam Ind
No
Could Be Hca
No
Commodity Reached Hca
No
Est Cost Oper Paid
0
Est Cost Gas Released
200
Est Cost Prop Damage
47000
Est Cost Emergency
40000
Est Cost Environmental
17000
Est Cost Other
21000
Est Cost Other Details
Failure Analysis Of Pipe.
Prpty
125200
Accident Psig
5
Mop Psig
285
Accident Pressure
Pressure Did Not Exceed Mop
Pressure Restriction Ind
No
Pipeline Function
> 20% Smys Regulated Transmission
Scada In Place Ind
No
Cpm In Place 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 impact occurrence of the leak.
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Material Failure Of Pipe Or Weld
Cause Details
Environmental Cracking-Related
Metallurgical Ind
Yes
Failure Type
Environmental Cracking-Related
Stress Subtype
Stress Corrosion Cracking
Additional Crack Ind
Yes
Collected Data Ind
No
Has Hydrtst Conduc Before Ind
No
Direct Asmnt Conducted
No
Non Destructive Exam Ind
No
Preparer Name
R*** T********
Preparer Title
Pipeline Compliance Engineer
Preparer Email
R*********@e****.com
Preparer Telephone
713-381-4659
Prepared Date
2019-12-12 00:00:00
Authorizer Name
S**** D****
Authorizer Telephone
713-381-5585
Authorizer Title
Compliance Manager
Authorizer Email
S******@e****.com
Narrative
On 08/05/2019 at 0710 hrs cst, an enterprise technician discovered a leak in the outbound meter area of marshall station. 4 barrels of crude leaked from underground facility 4 inch piping. Leaking pipe has been removed from the system and remaining pipe was capped. Environmental remediation and repair is complete. Investigation via metallurgical analysis determined the leak was caused by stress corrosion cracking. Nrc was notified 8/29 when it was determined that accident's cost exceeded $50,000. Call made to texas rrc on 08/05/2019 at 08:50 cst - case number #2043 nrc call made on 8/29/2019 at 12:36 cst. #1256754 nrc 48 hour call made on 08/30/2019 at 08:21 cst. #1256841
Report Received Date 2019-09-03 00:00:00
Iyear 2019
Report Number 20190280
Supplemental Number 33064
Report Type Supplemental Final
Operator Id 30829 PHMSA Enforcement
Name Enterprise Crude Pipeline Llc
Operator Street Address 1100 Louisiana Street
Operator City Name Houston
Operator State Abbreviation TX
Operator Postal Code 77002
Local Datetime 2019-08-05 07:10:00
Location Latitude 29.30545 Google Maps OpenStreetMap
Location Longitude -97.40051 Google Maps OpenStreetMap
Commodity Released Type Crude Oil
Unintentional Release Bbls 4
Recovered Bbls 4
Fatality Ind No
Fatal 0
Injury Ind No
Injure 0
Accident Identifier Ground Patrol By Operator Or Its Contractor
Operator Type Operator Employee
Incident Identified Datetime 2019-08-05 07:10:00
System Part Involved Onshore Pump/meter Station Equipment And Piping
On Off Shore Onshore
Shutdown Due Accident Ind No
Shutdown Explain Facility Was Not Running At The Time Of Accident.
On Site Datetime 2019-08-05 07:10:00
Nrc Rpt Datetime 2019-08-29 12:36:00
Nrc Rpt Num 1256754 NRC Report How to search
Ignite Ind No
Explode Ind No
Num Pub Evacuated 0
Pipe Fac Name Marshall Station
Segment Name Txxx0456
Onshore State Abbreviation Tx
Onshore Postal Code 78629
Onshore City Name Gonzales
Onshore County Name Gonzales
Designated Location Milepost/valve Station
Designated Name 0
Federal No
Location Type Totally Contained On Operator-Controlled Property
Incident Area Type Underground
Incident Area Subtype Under Soil
Depth Of Cover 48
Crossing No
Pipe Facility Type Intrastate
Item Involved Pipe
Pipe Type Pipe Body
Pipe Diameter 4
Pipe Wall Thickness 0.237
Pipe Smys 35000
Pipe Specification Asme B16.9(07), Asme B16.25(07)
Pipe Seam Type Seamless
Pipe Manufacturer Awaji
Pipe Coating Type Fusion Bonded Epoxy(Fbe)
Installation Year 2012
Manufactured Year 2011
Material Involved Carbon Steel
Release Type Leak
Leak Type Crack
Wildlife Impact Ind No
Soil Contamination Yes
Long Term Assessment No
Remediation Ind Yes
Soil Remed Ind Yes
Water Contam Ind No
Could Be Hca No
Commodity Reached Hca No
Est Cost Oper Paid 0
Est Cost Gas Released 200
Est Cost Prop Damage 47000
Est Cost Emergency 40000
Est Cost Environmental 17000
Est Cost Other 21000
Est Cost Other Details Failure Analysis Of Pipe.
Prpty 125200
Accident Psig 5
Mop Psig 285
Accident Pressure Pressure Did Not Exceed Mop
Pressure Restriction Ind No
Pipeline Function > 20% Smys Regulated Transmission
Scada In Place Ind No
Cpm In Place 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 impact occurrence of the leak.
Employee Drug Test Ind No
Contractor Drug Test Ind No
Cause Material Failure Of Pipe Or Weld
Cause Details Environmental Cracking-Related
Metallurgical Ind Yes
Failure Type Environmental Cracking-Related
Stress Subtype Stress Corrosion Cracking
Additional Crack Ind Yes
Collected Data Ind No
Has Hydrtst Conduc Before Ind No
Direct Asmnt Conducted No
Non Destructive Exam Ind No
Preparer Name R*** T********
Preparer Title Pipeline Compliance Engineer
Preparer Email R*********@e****.com
Preparer Telephone 713-381-4659
Prepared Date 2019-12-12 00:00:00
Authorizer Name S**** D****
Authorizer Telephone 713-381-5585
Authorizer Title Compliance Manager
Authorizer Email S******@e****.com
Narrative On 08/05/2019 at 0710 hrs cst, an enterprise technician discovered a leak in the outbound meter area of marshall station. 4 barrels of crude leaked from underground facility 4 inch piping. Leaking pipe has been removed from the system and remaining pipe was capped. Environmental remediation and repair is complete. Investigation via metallurgical analysis determined the leak was caused by stress corrosion cracking. Nrc was notified 8/29 when it was determined that accident's cost exceeded $50,000. Call made to texas rrc on 08/05/2019 at 08:50 cst - case number #2043 nrc call made on 8/29/2019 at 12:36 cst. #1256754 nrc 48 hour call made on 08/30/2019 at 08:21 cst. #1256841

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