Incident details
Operator, cause, commodity and consequences with raw source fields.
HL incident on 2024-09-04 — TX
Operator
Enterprise Products Operating Llc
Cause
Incorrect Operation
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)
$150,000
Incident datetime
2024-09-04 00:00 UTC
Report number
Location
TX
Narrative
On august 7, 2024 at 13:57 cst, during routine pipeline repairs on the west red line near mile post 36.5, a burn-thru occurred resulting in a leak. After investigation, it was discovered the welder did not properly follow company standards and the inspector failed to provide oversight to ensure protocol was followed. Oq's were suspended immediately for the welder and inspector performing the work. The damaged pipe was cut out and replaced. Pipe replacement costs exceeded $50,000 which required an nrc notification.
Detailed record list
Report Received Date
2024-09-04 00:00:00
Iyear
2024
Report Number
20240211
Supplemental Number
41076
Report Type
Supplemental Final
Operator Id
31618
Name
Enterprise Products Operating Llc
Operator Street Address
1100 Louisiana Street
Operator City Name
Houston
Operator State Abbreviation
TX
Operator Postal Code
77002
Time Zone
Central
Daylight Savings Ind
Yes
Location Latitude
38.8185016
Location Longitude
-97.4912931
Commodity Released Type
Hvl Or Other Flammable Or Toxic Fluid Which Is A Gas At Ambient Conditions
Commodity Subtype
Other Hvl
Commodity Details
Propane
Unintentional Release Bbls
6.1
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
Contractor Working For The Operator
System Part Involved
Onshore Pipeline, Including Valve Sites
On Off Shore
Onshore
Status When Identified
Normal Operation, Includes Pauses Between Batches And During Maintenance
Shutdown Due Accident Ind
Yes
Communication State Fed Ind
No
Nrc Rpt Num
1407214
Additional Nrc Report Numbers
1407383
Ignite Ind
No
Upstream Action Taken
Valve Closure
Upstream Valve Type Ind
Manual
Downstream Action Taken
Valve Closure
Downstream Valve Type Ind
Manual
Num Pub Evacuated
0
Pipe Fac Name
West Leg Loop 8"
Segment Name
Lid 428
Onshore State Abbreviation
Ks
Onshore Postal Code
67401
Onshore City Name
Greeley
Onshore County Name
Saline
Designated Location
Milepost
Designated Name
36.5
Federal
No
Location Type
Pipeline Right-Of-Way
Incident Area Type
Underground
Incident Area Subtype
Exposed Due To Excavation
Depth Of Cover
Unknown
Crossing
No
Pipe Facility Type
Interstate
Item Involved
Pipe
Pipe Type
Pipe Body
Puddle Weld Ind
No
Pipe Diameter
8
Pipe Wall Thickness
0.156
Pipe Smys
52000
Pipe Specification
Api-5l
Pipe Seam Type
Seamless
Pipe Manufacturer
U.s. Steel
Pipe Coating Type
Fusion Bonded Epoxy(Fbe)
Coating Applied Ind
Unknown
Installation Year
1969
Manufactured Year
1969
Material Involved
Carbon Steel
Release Type
Leak
Leak Type
Other
Leak Type Other
Burn Through
Wildlife Impact Ind
No
Soil Contamination
No
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
210
Est Cost Prop Damage
150000
Est Cost Emergency
50
Est Cost Environmental
0
Est Cost Other
0
Prpty
150260
Num Persons Hosp Not Ovnght
0
Num Injured Treated By Emt
0
Num Resident Building Affctd
0
Num Business Building Affctd
0
Accident Psig
469
Mop Psig
1345
Mop Cfr Section
Internal Design Pressure �195.406(A)(1)
Maop Established Date
1969-09-18 00:00:00
Maop Reversal Flow Ind
Bi-Directional
Accident Pressure
Pressure Did Not Exceed Mop
Pressure Restriction Ind
No
Length Segment Isolated
47520
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
Leak caused by contractor on rehab
Employee Drug Test Ind
No
Contractor Drug Test Ind
Yes
Num Contractors Tested
1
Num Contractors Failed
0
Cause
Incorrect Operation
Cause Details
Damage By Operator Or Operator's Contractor Not Related To Excavation And Not Due To Motorized Vehicle/equipment Damage
Operation Type
Damage By Operator Or Operator's Contractor Not Related To Excavation And Not Due To Motorized Vehicle/equipment Damage
Related Failure Follow Ind
Yes
Category Type
Routine Maintenance
Operator Qualification Ind
Yes
Qualified Individuals
Yes, They Were Qualified For The Task(S)
Preparer Name
A***** A******** I*
Preparer Title
Pipeline Compliance Engineer
Preparer Email
A***********@e****.com
Preparer Telephone
713-381-3659
Prepared Date
2025-06-25 00:00:00
Authorizer Name
A***** A******** I*
Authorizer Telephone
713-381-3659
Authorizer Title
Pipeline Compliance Engineer
Authorizer Email
A***********@e****.com
Narrative
On august 7, 2024 at 13:57 cst, during routine pipeline repairs on the west red line near mile post 36.5, a burn-thru occurred resulting in a leak. After investigation, it was discovered the welder did not properly follow company standards and the inspector failed to provide oversight to ensure protocol was followed. Oq's were suspended immediately for the welder and inspector performing the work. The damaged pipe was cut out and replaced. Pipe replacement costs exceeded $50,000 which required an nrc notification.
| Report Received Date | 2024-09-04 00:00:00 |
|---|---|
| Iyear | 2024 |
| Report Number | 20240211 |
| Supplemental Number | 41076 |
| 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 |
| Time Zone | Central |
| Daylight Savings Ind | Yes |
| Location Latitude | 38.8185016 Google Maps OpenStreetMap |
| Location Longitude | -97.4912931 Google Maps OpenStreetMap |
| Commodity Released Type | Hvl Or Other Flammable Or Toxic Fluid Which Is A Gas At Ambient Conditions |
| Commodity Subtype | Other Hvl |
| Commodity Details | Propane |
| Unintentional Release Bbls | 6.1 |
| 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 | Contractor Working For The Operator |
| System Part Involved | Onshore Pipeline, Including Valve Sites |
| On Off Shore | Onshore |
| Status When Identified | Normal Operation, Includes Pauses Between Batches And During Maintenance |
| Shutdown Due Accident Ind | Yes |
| Communication State Fed Ind | No |
| Nrc Rpt Num | 1407214 NRC Report How to search |
| Additional Nrc Report Numbers | 1407383 |
| Ignite Ind | No |
| Upstream Action Taken | Valve Closure |
| Upstream Valve Type Ind | Manual |
| Downstream Action Taken | Valve Closure |
| Downstream Valve Type Ind | Manual |
| Num Pub Evacuated | 0 |
| Pipe Fac Name | West Leg Loop 8" |
| Segment Name | Lid 428 |
| Onshore State Abbreviation | Ks |
| Onshore Postal Code | 67401 |
| Onshore City Name | Greeley |
| Onshore County Name | Saline |
| Designated Location | Milepost |
| Designated Name | 36.5 |
| Federal | No |
| Location Type | Pipeline Right-Of-Way |
| Incident Area Type | Underground |
| Incident Area Subtype | Exposed Due To Excavation |
| Depth Of Cover | Unknown |
| Crossing | No |
| Pipe Facility Type | Interstate |
| Item Involved | Pipe |
| Pipe Type | Pipe Body |
| Puddle Weld Ind | No |
| Pipe Diameter | 8 |
| Pipe Wall Thickness | 0.156 |
| Pipe Smys | 52000 |
| Pipe Specification | Api-5l |
| Pipe Seam Type | Seamless |
| Pipe Manufacturer | U.s. Steel |
| Pipe Coating Type | Fusion Bonded Epoxy(Fbe) |
| Coating Applied Ind | Unknown |
| Installation Year | 1969 |
| Manufactured Year | 1969 |
| Material Involved | Carbon Steel |
| Release Type | Leak |
| Leak Type | Other |
| Leak Type Other | Burn Through |
| Wildlife Impact Ind | No |
| Soil Contamination | No |
| 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 | 210 |
| Est Cost Prop Damage | 150000 |
| Est Cost Emergency | 50 |
| Est Cost Environmental | 0 |
| Est Cost Other | 0 |
| Prpty | 150260 |
| Num Persons Hosp Not Ovnght | 0 |
| Num Injured Treated By Emt | 0 |
| Num Resident Building Affctd | 0 |
| Num Business Building Affctd | 0 |
| Accident Psig | 469 |
| Mop Psig | 1345 |
| Mop Cfr Section | Internal Design Pressure �195.406(A)(1) View CFR 49 §192 |
| Maop Established Date | 1969-09-18 00:00:00 |
| Maop Reversal Flow Ind | Bi-Directional |
| Accident Pressure | Pressure Did Not Exceed Mop |
| Pressure Restriction Ind | No |
| Length Segment Isolated | 47520 |
| 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 | Leak caused by contractor on rehab |
| Employee Drug Test Ind | No |
| Contractor Drug Test Ind | Yes |
| Num Contractors Tested | 1 |
| Num Contractors Failed | 0 |
| Cause | Incorrect Operation |
| Cause Details | Damage By Operator Or Operator's Contractor Not Related To Excavation And Not Due To Motorized Vehicle/equipment Damage |
| Operation Type | Damage By Operator Or Operator's Contractor Not Related To Excavation And Not Due To Motorized Vehicle/equipment Damage |
| Related Failure Follow Ind | Yes |
| Category Type | Routine Maintenance |
| Operator Qualification Ind | Yes |
| Qualified Individuals | Yes, They Were Qualified For The Task(S) |
| Preparer Name | A***** A******** I* |
| Preparer Title | Pipeline Compliance Engineer |
| Preparer Email | A***********@e****.com |
| Preparer Telephone | 713-381-3659 |
| Prepared Date | 2025-06-25 00:00:00 |
| Authorizer Name | A***** A******** I* |
| Authorizer Telephone | 713-381-3659 |
| Authorizer Title | Pipeline Compliance Engineer |
| Authorizer Email | A***********@e****.com |
| Narrative | On august 7, 2024 at 13:57 cst, during routine pipeline repairs on the west red line near mile post 36.5, a burn-thru occurred resulting in a leak. After investigation, it was discovered the welder did not properly follow company standards and the inspector failed to provide oversight to ensure protocol was followed. Oq's were suspended immediately for the welder and inspector performing the work. The damaged pipe was cut out and replaced. Pipe replacement costs exceeded $50,000 which required an nrc notification. |
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