Incident details
Operator, cause, commodity and consequences with raw source fields.
HL incident on 2025-08-28 — TX
Operator
Enterprise Crude Pipeline Llc
Cause
Equipment Failure
Commodity
Crude Oil
Program
HL
Damage and Injuries
0 fatalities
0 injuries
Property damage (nominal)
$0
Incident datetime
2025-08-28 00:00 UTC
Report number
Location
TX
Narrative
On 7/29/2025 at 09:30 cst, enterprise pipeline technician arrived at the pasadena manchester station and discovered oil on the side of the sample skid containment. Approximately 1.21 barrels of oil leaked from the sampler. The leak was isolated and soil remediated. Internal seal of the sampler was replaced and sample skid went to normal operations.
Detailed record list
Report Received Date
2025-08-28 00:00:00
Iyear
2025
Report Number
20250203
Supplemental Number
41314
Report Type
Original Final
Operator Id
30829
Name
Enterprise Crude Pipeline 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
29.42452
Location Longitude
-95.15262
Commodity Released Type
Crude Oil
Unintentional Release Bbls
1.21
Recovered Bbls
1.21
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 Terminal/tank Farm Equipment And Piping
On Off Shore
Onshore
Status When Identified
Normal Operation, Includes Pauses Between Batches And During Maintenance
Shutdown Due Accident Ind
No
Shutdown Explain
Sample Pot Not Connected To Mainline Or Facility.
Communication State Fed Ind
No
Nrc Rpt Num
Nrc Notification Not Required
Ignite Ind
No
Notify Qualified Indiv Ind
No
Oil Spill Removal Org Ind
Yes
Osro Arrived On Site Dt
7/29/2025 9:50
Num Pub Evacuated
0
Pipe Fac Name
Pasadena Manchester Valero Station
Onshore State Abbreviation
Tx
Onshore Postal Code
77012
Onshore City Name
Houston
Onshore County Name
Harris
Designated Location
Milepost
Designated Name
0+0.00
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
Meter/prover
Installation Year
2015
Manufactured Year
2015
Material Involved
Material Other Than Carbon Steel
Material Details
Silicon
Release Type
Overfill Or Overflow
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
Yes
Commodity Reached Hca
No
Est Cost Oper Paid
0
Est Cost Gas Released
65
Est Cost Prop Damage
0
Est Cost Emergency
3341
Est Cost Environmental
0
Est Cost Other
0
Prpty
3406
Num Persons Hosp Not Ovnght
0
Num Injured Treated By Emt
0
Num Resident Building Affctd
0
Num Business Building Affctd
0
Accident Psig
5
Mop Psig
10
Mop Cfr Section
Component Design Pressure �195.406(A)(2)
Maop Established Date
2015-01-15 00:00:00
Maop Reversal Flow Ind
No
Accident Pressure
Pressure Did Not Exceed Mop
Pressure Restriction 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
Release due seal failure.
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Equipment Failure
Cause Details
Defective Or Loose Tubing Or Fitting
Eq Failure Type
Defective Or Loose Tubing Or Fitting
Additional Defect Ind
Yes
Eqf Defective Fitting Ind
Yes
Preparer Name
M****** K********
Preparer Title
Pipeline Compliance Engineer
Preparer Email
M*********@e****.com
Preparer Telephone
713-376-9799
Prepared Date
2025-08-28 00:00:00
Local Contact Name
S**** D****
Local Contact Email
S******@e****.com
Local Contact Telephone
713-381-5585
Authorizer Name
S**** D****
Authorizer Telephone
713-381-5585
Authorizer Title
Senior Pipeline Compliance Manager
Authorizer Email
S******@e****.com
Narrative
On 7/29/2025 at 09:30 cst, enterprise pipeline technician arrived at the pasadena manchester station and discovered oil on the side of the sample skid containment. Approximately 1.21 barrels of oil leaked from the sampler. The leak was isolated and soil remediated. Internal seal of the sampler was replaced and sample skid went to normal operations.
| Report Received Date | 2025-08-28 00:00:00 |
|---|---|
| Iyear | 2025 |
| Report Number | 20250203 |
| Supplemental Number | 41314 |
| Report Type | Original 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 |
| Time Zone | Central |
| Daylight Savings Ind | Yes |
| Location Latitude | 29.42452 Google Maps OpenStreetMap |
| Location Longitude | -95.15262 Google Maps OpenStreetMap |
| Commodity Released Type | Crude Oil |
| Unintentional Release Bbls | 1.21 |
| Recovered Bbls | 1.21 |
| 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 Terminal/tank Farm Equipment And Piping |
| On Off Shore | Onshore |
| Status When Identified | Normal Operation, Includes Pauses Between Batches And During Maintenance |
| Shutdown Due Accident Ind | No |
| Shutdown Explain | Sample Pot Not Connected To Mainline Or Facility. |
| Communication State Fed Ind | No |
| Nrc Rpt Num | Nrc Notification Not Required NRC Report How to search |
| Ignite Ind | No |
| Notify Qualified Indiv Ind | No |
| Oil Spill Removal Org Ind | Yes |
| Osro Arrived On Site Dt | 7/29/2025 9:50 |
| Num Pub Evacuated | 0 |
| Pipe Fac Name | Pasadena Manchester Valero Station |
| Onshore State Abbreviation | Tx |
| Onshore Postal Code | 77012 |
| Onshore City Name | Houston |
| Onshore County Name | Harris |
| Designated Location | Milepost |
| Designated Name | 0+0.00 |
| 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 | Meter/prover |
| Installation Year | 2015 |
| Manufactured Year | 2015 |
| Material Involved | Material Other Than Carbon Steel |
| Material Details | Silicon |
| Release Type | Overfill Or Overflow |
| 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 | Yes |
| Commodity Reached Hca | No |
| Est Cost Oper Paid | 0 |
| Est Cost Gas Released | 65 |
| Est Cost Prop Damage | 0 |
| Est Cost Emergency | 3341 |
| Est Cost Environmental | 0 |
| Est Cost Other | 0 |
| Prpty | 3406 |
| Num Persons Hosp Not Ovnght | 0 |
| Num Injured Treated By Emt | 0 |
| Num Resident Building Affctd | 0 |
| Num Business Building Affctd | 0 |
| Accident Psig | 5 |
| Mop Psig | 10 |
| Mop Cfr Section | Component Design Pressure �195.406(A)(2) View CFR 49 §192 |
| Maop Established Date | 2015-01-15 00:00:00 |
| Maop Reversal Flow Ind | No |
| Accident Pressure | Pressure Did Not Exceed Mop |
| Pressure Restriction 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 | Release due seal failure. |
| Employee Drug Test Ind | No |
| Contractor Drug Test Ind | No |
| Cause | Equipment Failure |
| Cause Details | Defective Or Loose Tubing Or Fitting |
| Eq Failure Type | Defective Or Loose Tubing Or Fitting |
| Additional Defect Ind | Yes |
| Eqf Defective Fitting Ind | Yes |
| Preparer Name | M****** K******** |
| Preparer Title | Pipeline Compliance Engineer |
| Preparer Email | M*********@e****.com |
| Preparer Telephone | 713-376-9799 |
| Prepared Date | 2025-08-28 00:00:00 |
| Local Contact Name | S**** D**** |
| Local Contact Email | S******@e****.com |
| Local Contact Telephone | 713-381-5585 |
| Authorizer Name | S**** D**** |
| Authorizer Telephone | 713-381-5585 |
| Authorizer Title | Senior Pipeline Compliance Manager |
| Authorizer Email | S******@e****.com |
| Narrative | On 7/29/2025 at 09:30 cst, enterprise pipeline technician arrived at the pasadena manchester station and discovered oil on the side of the sample skid containment. Approximately 1.21 barrels of oil leaked from the sampler. The leak was isolated and soil remediated. Internal seal of the sampler was replaced and sample skid went to normal operations. |
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