Incident details
Operator, cause, commodity and consequences with raw source fields.
HL incident on 2024-09-24 — 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)
$120,000
Incident datetime
2024-09-24 00:00 UTC
Report number
Location
TX
Narrative
On august 27, 2024 at 11:42 am cst, row patrol discovered an area of dead vegetation south of tulia station on the south leg loop. Approximately .01 barrels of natural gasoline leaked from a buried stopple. Operations replaced the buried stopple with new pipe. Nrc reportable on costs of pipe replacement only.
Detailed record list
Report Received Date
2024-09-24 00:00:00
Iyear
2024
Report Number
20240223
Supplemental Number
40494
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
No
Location Latitude
34.574346
Location Longitude
-101.789158
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
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
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
No
Shutdown Explain
Line Pressure Was Reduced And Isolated
Communication State Fed Ind
No
Nrc Rpt Num
1409305
Additional Nrc Report Numbers
1409476
Ignite Ind
No
Upstream Action Taken
Valve Closure
Upstream Valve Type Ind
Remotely Controlled
Downstream Action Taken
Valve Closure
Downstream Valve Type Ind
Manual
Num Pub Evacuated
0
Pipe Fac Name
South Leg Loop
Segment Name
Lid 220
Onshore State Abbreviation
Tx
Onshore Postal Code
79088
Onshore City Name
Tulia
Onshore County Name
Swisher
Designated Location
Milepost
Designated Name
Mp 146
Federal
No
Location Type
Pipeline Right-Of-Way
Incident Area Type
Underground
Incident Area Subtype
Under Soil
Depth Of Cover
48
Crossing
No
Pipe Facility Type
Interstate
Item Involved
Flange Assembly
Installation Year
Unknown
Manufactured Year
1970
Material Involved
Carbon Steel
Release Type
Leak
Leak Type
Connection Failure
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
20
Est Cost Prop Damage
120000
Est Cost Emergency
0
Est Cost Environmental
0
Est Cost Other
0
Prpty
120020
Num Persons Hosp Not Ovnght
0
Num Injured Treated By Emt
0
Num Resident Building Affctd
0
Num Business Building Affctd
0
Accident Psig
411
Mop Psig
1198
Mop Cfr Section
Subpart E Pressure Test �195.406(A)(3)
Maop Established Date
1969-09-30 00:00:00
Maop Reversal Flow Ind
Bi-Directional
Accident Pressure
Pressure Did Not Exceed Mop
Pressure Restriction Ind
No
Length Segment Isolated
72336
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
Controller was not involved in the release
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Equipment Failure
Cause Details
Non-Threaded Connection Failure
Eq Failure Type
Non-Threaded Connection Failure
Other Non Threaded Ind
Gasket
Eq Additional Other Ind
Yes
Eq Additional Other Details
O-Ring Failure
Preparer Name
A***** A******** I*
Preparer Title
Pipeline Compliance Engineer
Preparer Email
A***********@e****.com
Preparer Telephone
713-381-3659
Prepared Date
2025-02-11 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 27, 2024 at 11:42 am cst, row patrol discovered an area of dead vegetation south of tulia station on the south leg loop. Approximately .01 barrels of natural gasoline leaked from a buried stopple. Operations replaced the buried stopple with new pipe. Nrc reportable on costs of pipe replacement only.
| Report Received Date | 2024-09-24 00:00:00 |
|---|---|
| Iyear | 2024 |
| Report Number | 20240223 |
| Supplemental Number | 40494 |
| 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 | No |
| Location Latitude | 34.574346 Google Maps OpenStreetMap |
| Location Longitude | -101.789158 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 | 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 |
| 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 | No |
| Shutdown Explain | Line Pressure Was Reduced And Isolated |
| Communication State Fed Ind | No |
| Nrc Rpt Num | 1409305 NRC Report How to search |
| Additional Nrc Report Numbers | 1409476 |
| Ignite Ind | No |
| Upstream Action Taken | Valve Closure |
| Upstream Valve Type Ind | Remotely Controlled |
| Downstream Action Taken | Valve Closure |
| Downstream Valve Type Ind | Manual |
| Num Pub Evacuated | 0 |
| Pipe Fac Name | South Leg Loop |
| Segment Name | Lid 220 |
| Onshore State Abbreviation | Tx |
| Onshore Postal Code | 79088 |
| Onshore City Name | Tulia |
| Onshore County Name | Swisher |
| Designated Location | Milepost |
| Designated Name | Mp 146 |
| Federal | No |
| Location Type | Pipeline Right-Of-Way |
| Incident Area Type | Underground |
| Incident Area Subtype | Under Soil |
| Depth Of Cover | 48 |
| Crossing | No |
| Pipe Facility Type | Interstate |
| Item Involved | Flange Assembly |
| Installation Year | Unknown |
| Manufactured Year | 1970 |
| Material Involved | Carbon Steel |
| Release Type | Leak |
| Leak Type | Connection Failure |
| 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 | 20 |
| Est Cost Prop Damage | 120000 |
| Est Cost Emergency | 0 |
| Est Cost Environmental | 0 |
| Est Cost Other | 0 |
| Prpty | 120020 |
| Num Persons Hosp Not Ovnght | 0 |
| Num Injured Treated By Emt | 0 |
| Num Resident Building Affctd | 0 |
| Num Business Building Affctd | 0 |
| Accident Psig | 411 |
| Mop Psig | 1198 |
| Mop Cfr Section | Subpart E Pressure Test �195.406(A)(3) View CFR 49 §192 |
| Maop Established Date | 1969-09-30 00:00:00 |
| Maop Reversal Flow Ind | Bi-Directional |
| Accident Pressure | Pressure Did Not Exceed Mop |
| Pressure Restriction Ind | No |
| Length Segment Isolated | 72336 |
| 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 | Controller was not involved in the release |
| Employee Drug Test Ind | No |
| Contractor Drug Test Ind | No |
| Cause | Equipment Failure |
| Cause Details | Non-Threaded Connection Failure |
| Eq Failure Type | Non-Threaded Connection Failure |
| Other Non Threaded Ind | Gasket |
| Eq Additional Other Ind | Yes |
| Eq Additional Other Details | O-Ring Failure |
| Preparer Name | A***** A******** I* |
| Preparer Title | Pipeline Compliance Engineer |
| Preparer Email | A***********@e****.com |
| Preparer Telephone | 713-381-3659 |
| Prepared Date | 2025-02-11 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 27, 2024 at 11:42 am cst, row patrol discovered an area of dead vegetation south of tulia station on the south leg loop. Approximately .01 barrels of natural gasoline leaked from a buried stopple. Operations replaced the buried stopple with new pipe. Nrc reportable on costs of pipe replacement only. |
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