HL incident on 2019-06-10 — TX

Operator
Enterprise Crude Pipeline Llc
Cause
Corrosion Failure
Commodity
Crude Oil
Program
HL
Damage and Injuries
0 fatalities 0 injuries
Property damage (nominal)
$80,000
Incident datetime
2019-06-10 12:30
Report number
Location
TX
Narrative
On 6/10/2019 at 1154 cst a 3rd party excavating their lines discovered a leaking line. A 4" sump line leaked 1 barrel of crude into the excavation area. After investigation it was determined to be a sump line belonging to enterprise and not the 3rd party. No offsite or water impacted. Pipe was sent for metallurgical testing to confirm that corrosion and unsupported pipe sag contributed to the leak. Permanent repair was implemented 12/5/2019. Call to nrc was made on 6/10/2019 at 1315 cst. Nrc#1248416 48 hour update call to nrc was made on 6/12/2019 at 0915 cst. Nrc#1248610
Detailed record list
Report Received Date
2019-06-27 00:00:00
Iyear
2019
Report Number
20190205
Supplemental Number
33455
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
2019-06-10 11:54:00
Location Latitude
Location Longitude
Commodity Released Type
Crude Oil
Unintentional Release Bbls
1
Recovered Bbls
1
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Accident Identifier
Other
Accident Details
Third Party Performing Work In Shared Facility
Incident Identified Datetime
2019-06-10 12:30:00
System Part Involved
Onshore Pump/meter Station Equipment And Piping
On Off Shore
Onshore
Shutdown Due Accident Ind
No
Shutdown Explain
Line Was Already Out Of Service.
On Site Datetime
2019-06-10 12:30:00
Nrc Rpt Datetime
2019-06-10 13:15:00
Nrc Rpt Num
Ignite Ind
No
Explode Ind
No
Num Pub Evacuated
0
Pipe Fac Name
D200 Sump Header
Segment Name
D200
Onshore State Abbreviation
Tx
Onshore Postal Code
77541
Onshore City Name
Jones Creek
Onshore County Name
Brazoria
Designated Location
Milepost/valve Station
Designated Name
Jones Creek
Federal
No
Location Type
Totally Contained On Operator-Controlled Property
Incident Area Type
Underground
Incident Area Subtype
Exposed Due To Excavation
Depth Of Cover
36
Crossing
No
Pipe Facility Type
Interstate
Item Involved
Relief Line And Relief Equipment
Installation Year
Unknown
Material Involved
Carbon Steel
Release Type
Leak
Leak Type
Crack
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
Yes
Usa Drinking Ind
Yes
Usa Drinking Yes No
Yes
Est Cost Oper Paid
0
Est Cost Gas Released
50
Est Cost Prop Damage
80000
Est Cost Emergency
15000
Est Cost Environmental
0
Est Cost Other
20000
Est Cost Other Details
Hydroexcavating, Shoring
Prpty
115050
Accident Psig
50
Mop Psig
275
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
Leak was discovered by third party.
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
Other
Int Visual Exam Details
Localized Internal Wall Thinning From Underdeposit Corrosion Which Was Exacerbated Due To Pipe Sag.
Int Water Acid Ind
Yes
Int Other Corrosion Ind
Yes
Int Corrosion Type Details
Underdeposit Corrosion.
Int Metallurgical Basis Ind
Yes
Int Other Loc Ind
Yes
Corrosion Location Details
Pipe Sag
Corrosion Inhibitors
No
Corrosion Lining
No
Cleaning Dewatering
Not Applicable - Not Mainline Pipe
Corrosion Coupons
Not Applicable - Not Mainline Pipe
Preparer Name
R*** T********
Preparer Title
Pipeline Compliance Engineer
Preparer Email
R*********@e****.com
Preparer Telephone
713-381-4659
Prepared Date
2020-03-13 00:00:00
Authorizer Name
S**** D****
Authorizer Telephone
713-381-5585
Authorizer Title
Compliance Manager
Authorizer Email
S******@e****.com
Narrative
On 6/10/2019 at 1154 cst a 3rd party excavating their lines discovered a leaking line. A 4" sump line leaked 1 barrel of crude into the excavation area. After investigation it was determined to be a sump line belonging to enterprise and not the 3rd party. No offsite or water impacted. Pipe was sent for metallurgical testing to confirm that corrosion and unsupported pipe sag contributed to the leak. Permanent repair was implemented 12/5/2019. Call to nrc was made on 6/10/2019 at 1315 cst. Nrc#1248416 48 hour update call to nrc was made on 6/12/2019 at 0915 cst. Nrc#1248610
Report Received Date 2019-06-27 00:00:00
Iyear 2019
Report Number 20190205
Supplemental Number 33455
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 2019-06-10 11:54:00
Location Latitude 28.94975 Google Maps OpenStreetMap
Location Longitude -95.43009 Google Maps OpenStreetMap
Commodity Released Type Crude Oil
Unintentional Release Bbls 1
Recovered Bbls 1
Fatality Ind No
Fatal 0
Injury Ind No
Injure 0
Accident Identifier Other
Accident Details Third Party Performing Work In Shared Facility
Incident Identified Datetime 2019-06-10 12:30:00
System Part Involved Onshore Pump/meter Station Equipment And Piping
On Off Shore Onshore
Shutdown Due Accident Ind No
Shutdown Explain Line Was Already Out Of Service.
On Site Datetime 2019-06-10 12:30:00
Nrc Rpt Datetime 2019-06-10 13:15:00
Nrc Rpt Num 1248416 NRC Report How to search
Ignite Ind No
Explode Ind No
Num Pub Evacuated 0
Pipe Fac Name D200 Sump Header
Segment Name D200
Onshore State Abbreviation Tx
Onshore Postal Code 77541
Onshore City Name Jones Creek
Onshore County Name Brazoria
Designated Location Milepost/valve Station
Designated Name Jones Creek
Federal No
Location Type Totally Contained On Operator-Controlled Property
Incident Area Type Underground
Incident Area Subtype Exposed Due To Excavation
Depth Of Cover 36
Crossing No
Pipe Facility Type Interstate
Item Involved Relief Line And Relief Equipment
Installation Year Unknown
Material Involved Carbon Steel
Release Type Leak
Leak Type Crack
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 Yes
Usa Drinking Ind Yes
Usa Drinking Yes No Yes
Est Cost Oper Paid 0
Est Cost Gas Released 50
Est Cost Prop Damage 80000
Est Cost Emergency 15000
Est Cost Environmental 0
Est Cost Other 20000
Est Cost Other Details Hydroexcavating, Shoring
Prpty 115050
Accident Psig 50
Mop Psig 275
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 Leak was discovered by third party.
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 Other
Int Visual Exam Details Localized Internal Wall Thinning From Underdeposit Corrosion Which Was Exacerbated Due To Pipe Sag.
Int Water Acid Ind Yes
Int Other Corrosion Ind Yes
Int Corrosion Type Details Underdeposit Corrosion.
Int Metallurgical Basis Ind Yes
Int Other Loc Ind Yes
Corrosion Location Details Pipe Sag
Corrosion Inhibitors No
Corrosion Lining No
Cleaning Dewatering Not Applicable - Not Mainline Pipe
Corrosion Coupons Not Applicable - Not Mainline Pipe
Preparer Name R*** T********
Preparer Title Pipeline Compliance Engineer
Preparer Email R*********@e****.com
Preparer Telephone 713-381-4659
Prepared Date 2020-03-13 00:00:00
Authorizer Name S**** D****
Authorizer Telephone 713-381-5585
Authorizer Title Compliance Manager
Authorizer Email S******@e****.com
Narrative On 6/10/2019 at 1154 cst a 3rd party excavating their lines discovered a leaking line. A 4" sump line leaked 1 barrel of crude into the excavation area. After investigation it was determined to be a sump line belonging to enterprise and not the 3rd party. No offsite or water impacted. Pipe was sent for metallurgical testing to confirm that corrosion and unsupported pipe sag contributed to the leak. Permanent repair was implemented 12/5/2019. Call to nrc was made on 6/10/2019 at 1315 cst. Nrc#1248416 48 hour update call to nrc was made on 6/12/2019 at 0915 cst. Nrc#1248610

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