HL incident on 2025-10-09 — TX

Operator
Enterprise Products Operating Llc
Cause
Equipment Failure
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)
$97,890
Incident datetime
2025-10-09 09:06
Report number
Location
TX
Narrative
On 10/9/2025 at 09:06 edt, enterprise personnel observed a pinhole leak while performing an ldar inspection on the a1 cowden junction east property block valve. The decision to cut out and replace the valve was made at 13:13 local time, resulting in repair costs that would exceed $50k.The line was shut down for repair at approximately 08:00 edt on 10/27/2025 and returned to service on 10/29/2025 at approximately 16:00. Nrc #1445050, 48-hour update #1445195
Detailed record list
Report Received Date
2025-11-03 00:00:00
Iyear
2025
Report Number
20250253
Supplemental Number
41544
Report Type
Original 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
2025-10-09 13:13:00
Time Zone
Eastern
Daylight Savings Ind
Yes
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
0.1
Intentional Release Bbls
20
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
2025-10-09 09:06:00
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
Shutdown Datetime
2025-10-27 08:00:00
Restart Datetime
2025-10-29 16:00:00
Communication State Fed Ind
No
On Site Datetime
2025-10-09 09:06:00
Confirmed Discovery Datetime
2025-10-09 13:13:00
Nrc Rpt Datetime
2025-10-09 13:37:00
Nrc Rpt Num
Additional Nrc Report Numbers
1445195
Ignite Ind
No
Upstream Action Taken
Valve Closure
Upstream Valve Close Datetime
2025-10-27 08:00:00
Upstream Valve Type Ind
Automatic
Downstream Action Taken
Valve Closure
Downstream Vlv Close Datetime
2025-10-27 08:00:00
Downstream Valve Type Ind
Manual
Num Pub Evacuated
0
Pipe Fac Name
Todhunter To Greensburg, Cowden Junction
Segment Name
A1
Onshore State Abbreviation
Pa
Onshore Postal Code
15340
Onshore City Name
Hickory
Onshore County Name
Washington
Designated Location
Milepost
Designated Name
21.65
Federal
No
Location Type
Totally Contained On Operator-Controlled Property
Incident Area Type
Aboveground
Incident Area Subtype
Typical Aboveground Facility Piping Or Appurtenance
Crossing
No
Pipe Facility Type
Interstate
Item Involved
Valve
Valve Type
Mainline
Valve Mainline Type
Gate
Valve Manufacturer
Wkm
Installation Year
Unknown
Manufactured Year
Unknown
Material Involved
Carbon Steel
Release Type
Leak
Leak Type
Pinhole
Wildlife Impact Ind
No
Soil Contamination
No
Long Term Assessment
No
Remediation Ind
No
Water Contam Ind
No
Could Be Hca
Yes
Commodity Reached Hca
Yes
Other Pop Ind
Yes
Other Pop Yes No
Yes
Est Cost Oper Paid
0
Est Cost Gas Released
1
Est Cost Prop Damage
97890
Est Cost Emergency
0
Est Cost Environmental
0
Est Cost Other
0
Prpty
97891
Num Persons Hosp Not Ovnght
0
Num Injured Treated By Emt
0
Num Resident Building Affctd
0
Num Business Building Affctd
0
Accident Psig
575
Mop Psig
1305
Mop Cfr Section
Subpart E Pressure Test �195.406(A)(3)
Maop Established Date
1962-11-21 00:00:00
Maop Reversal Flow Ind
No
Accident Pressure
Pressure Did Not Exceed Mop
Pressure Restriction Ind
No
Length Segment Isolated
260
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
Neither controller nor control room contributed to the accident.
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Equipment Failure
Cause Details
Failure Of Equipment Body (Except Pump), Tank Plate, Or Other Material
Eq Failure Type
Failure Of Equipment Body (Except Pump), Tank Plate, Or Other Material
Eq Additional Other Ind
Yes
Eq Additional Other Details
None
Preparer Name
T****** G********
Preparer Title
Senior Staff Pipeline Compliance Engineer
Preparer Email
T**********@e****.com
Preparer Telephone
713-381-6433
Prepared Date
2025-11-03 00:00:00
Local Contact Name
T****** G********
Local Contact Email
T**********@e****.com
Local Contact Telephone
713-381-6433
Authorizer Name
T****** G********
Authorizer Telephone
713-381-6433
Authorizer Title
Senior Staff Pipeline Compliance Engineer
Authorizer Email
T**********@e****.com
Narrative
On 10/9/2025 at 09:06 edt, enterprise personnel observed a pinhole leak while performing an ldar inspection on the a1 cowden junction east property block valve. The decision to cut out and replace the valve was made at 13:13 local time, resulting in repair costs that would exceed $50k.The line was shut down for repair at approximately 08:00 edt on 10/27/2025 and returned to service on 10/29/2025 at approximately 16:00. Nrc #1445050, 48-hour update #1445195
Report Received Date 2025-11-03 00:00:00
Iyear 2025
Report Number 20250253
Supplemental Number 41544
Report Type Original 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 2025-10-09 13:13:00
Time Zone Eastern
Daylight Savings Ind Yes
Location Latitude 40.310438 Google Maps OpenStreetMap
Location Longitude -80.26004 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 0.1
Intentional Release Bbls 20
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 2025-10-09 09:06:00
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
Shutdown Datetime 2025-10-27 08:00:00
Restart Datetime 2025-10-29 16:00:00
Communication State Fed Ind No
On Site Datetime 2025-10-09 09:06:00
Confirmed Discovery Datetime 2025-10-09 13:13:00
Nrc Rpt Datetime 2025-10-09 13:37:00
Nrc Rpt Num 1445050 NRC Report How to search
Additional Nrc Report Numbers 1445195
Ignite Ind No
Upstream Action Taken Valve Closure
Upstream Valve Close Datetime 2025-10-27 08:00:00
Upstream Valve Type Ind Automatic
Downstream Action Taken Valve Closure
Downstream Vlv Close Datetime 2025-10-27 08:00:00
Downstream Valve Type Ind Manual
Num Pub Evacuated 0
Pipe Fac Name Todhunter To Greensburg, Cowden Junction
Segment Name A1
Onshore State Abbreviation Pa
Onshore Postal Code 15340
Onshore City Name Hickory
Onshore County Name Washington
Designated Location Milepost
Designated Name 21.65
Federal No
Location Type Totally Contained On Operator-Controlled Property
Incident Area Type Aboveground
Incident Area Subtype Typical Aboveground Facility Piping Or Appurtenance
Crossing No
Pipe Facility Type Interstate
Item Involved Valve
Valve Type Mainline
Valve Mainline Type Gate
Valve Manufacturer Wkm
Installation Year Unknown
Manufactured Year Unknown
Material Involved Carbon Steel
Release Type Leak
Leak Type Pinhole
Wildlife Impact Ind No
Soil Contamination No
Long Term Assessment No
Remediation Ind No
Water Contam Ind No
Could Be Hca Yes
Commodity Reached Hca Yes
Other Pop Ind Yes
Other Pop Yes No Yes
Est Cost Oper Paid 0
Est Cost Gas Released 1
Est Cost Prop Damage 97890
Est Cost Emergency 0
Est Cost Environmental 0
Est Cost Other 0
Prpty 97891
Num Persons Hosp Not Ovnght 0
Num Injured Treated By Emt 0
Num Resident Building Affctd 0
Num Business Building Affctd 0
Accident Psig 575
Mop Psig 1305
Mop Cfr Section Subpart E Pressure Test �195.406(A)(3) View CFR 49 §192
Maop Established Date 1962-11-21 00:00:00
Maop Reversal Flow Ind No
Accident Pressure Pressure Did Not Exceed Mop
Pressure Restriction Ind No
Length Segment Isolated 260
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 Neither controller nor control room contributed to the accident.
Employee Drug Test Ind No
Contractor Drug Test Ind No
Cause Equipment Failure
Cause Details Failure Of Equipment Body (Except Pump), Tank Plate, Or Other Material
Eq Failure Type Failure Of Equipment Body (Except Pump), Tank Plate, Or Other Material
Eq Additional Other Ind Yes
Eq Additional Other Details None
Preparer Name T****** G********
Preparer Title Senior Staff Pipeline Compliance Engineer
Preparer Email T**********@e****.com
Preparer Telephone 713-381-6433
Prepared Date 2025-11-03 00:00:00
Local Contact Name T****** G********
Local Contact Email T**********@e****.com
Local Contact Telephone 713-381-6433
Authorizer Name T****** G********
Authorizer Telephone 713-381-6433
Authorizer Title Senior Staff Pipeline Compliance Engineer
Authorizer Email T**********@e****.com
Narrative On 10/9/2025 at 09:06 edt, enterprise personnel observed a pinhole leak while performing an ldar inspection on the a1 cowden junction east property block valve. The decision to cut out and replace the valve was made at 13:13 local time, resulting in repair costs that would exceed $50k.The line was shut down for repair at approximately 08:00 edt on 10/27/2025 and returned to service on 10/29/2025 at approximately 16:00. Nrc #1445050, 48-hour update #1445195

All rights reserved. Copyright © by ClearPHMSA