Incident details
Operator, cause, commodity and consequences with raw source fields.
HL incident on 2019-05-13 — 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)
$150
Incident datetime
2019-05-13 07:12
Report number
Location
TX
Narrative
Pipeline control received a haz-gas alarm from mclouth station at 07:12 on 5/13/19. Enterprise technician was dispatched and discovered that the .75 inch relief valve on facility pipe relieved open and did not close. Release was stopped approximately 08:45. The technician replaced the relief valve to prevent reoccurrence. Normal operations resumed at 10:45 the same day. The valve would not completely seat due to worn soft good material (o-rings). Approximately 3 bbls of ethane/propane mix was released with no environmental consequences.
Detailed record list
Report Received Date
2019-06-17 00:00:00
Iyear
2019
Report Number
20190192
Supplemental Number
32866
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
Local Datetime
2019-05-13 07:12:00
Location Latitude
39.17354
Location Longitude
-95.20931
Commodity Released Type
Hvl Or Other Flammable Or Toxic Fluid Which Is A Gas At Ambient Conditions
Commodity Subtype
Other Hvl
Commodity Details
Ethane/propane Mix
Unintentional Release Bbls
3
Intentional Release Bbls
0
Recovered Bbls
0
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Accident Identifier
Cpm Leak Detection System Or Scada-Based Information (Such As Alarm(S), Alert(S), Event(S), And/or Volume Calculations)
Incident Identified Datetime
2019-05-13 07:12:00
System Part Involved
Onshore Pump/meter Station Equipment And Piping
On Off Shore
Onshore
Shutdown Due Accident Ind
Yes
Shutdown Datetime
2019-05-13 07:12:00
Restart Datetime
2019-05-13 10:45:00
On Site Datetime
2019-05-13 08:45:00
Nrc Rpt Num
Nrc Notification Not Required
Ignite Ind
No
Explode Ind
No
Num Pub Evacuated
0
Pipe Fac Name
Mclouth Station
Segment Name
Lid 603
Onshore State Abbreviation
Ks
Onshore Postal Code
66054
Onshore City Name
Mclouth
Onshore County Name
Jefferson
Designated Location
Milepost/valve Station
Designated Name
Am 156
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
Relief Valve
Installation Year
2018
Material Involved
Carbon Steel
Release Type
Other
Release Type Details
Relief Valve Relieved At Lower Pressure Than Set Point.
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
Usa Ecological Ind
Yes
Usa Ecological Yes No
Yes
Est Cost Oper Paid
0
Est Cost Gas Released
200
Est Cost Prop Damage
150
Est Cost Emergency
0
Est Cost Environmental
0
Est Cost Other
0
Prpty
350
Accident Psig
619
Mop Psig
1300
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
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
Control room did not contribute to the release.
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Equipment Failure
Cause Details
Malfunction Of Control/relief Equipment
Eq Failure Type
Malfunction Of Control/relief Equipment
Relief Valve Ind
Yes
Eq Additional Other Ind
Yes
Eq Additional Other Details
Soft Goods Failure
Preparer Name
R*** T********
Preparer Title
Pipeline Compliance Engineer
Preparer Email
R*********@e****.com
Preparer Telephone
713-381-4659
Prepared Date
2019-10-23 00:00:00
Authorizer Name
S**** D****
Authorizer Telephone
713-381-5585
Authorizer Title
Pipeline Compliance Manager
Authorizer Email
S******@e****.com
Narrative
Pipeline control received a haz-gas alarm from mclouth station at 07:12 on 5/13/19. Enterprise technician was dispatched and discovered that the .75 inch relief valve on facility pipe relieved open and did not close. Release was stopped approximately 08:45. The technician replaced the relief valve to prevent reoccurrence. Normal operations resumed at 10:45 the same day. The valve would not completely seat due to worn soft good material (o-rings). Approximately 3 bbls of ethane/propane mix was released with no environmental consequences.
| Report Received Date | 2019-06-17 00:00:00 |
|---|---|
| Iyear | 2019 |
| Report Number | 20190192 |
| Supplemental Number | 32866 |
| 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 |
| Local Datetime | 2019-05-13 07:12:00 |
| Location Latitude | 39.17354 Google Maps OpenStreetMap |
| Location Longitude | -95.20931 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 | Ethane/propane Mix |
| Unintentional Release Bbls | 3 |
| Intentional Release Bbls | 0 |
| Recovered Bbls | 0 |
| Fatality Ind | No |
| Fatal | 0 |
| Injury Ind | No |
| Injure | 0 |
| Accident Identifier | Cpm Leak Detection System Or Scada-Based Information (Such As Alarm(S), Alert(S), Event(S), And/or Volume Calculations) |
| Incident Identified Datetime | 2019-05-13 07:12:00 |
| System Part Involved | Onshore Pump/meter Station Equipment And Piping |
| On Off Shore | Onshore |
| Shutdown Due Accident Ind | Yes |
| Shutdown Datetime | 2019-05-13 07:12:00 |
| Restart Datetime | 2019-05-13 10:45:00 |
| On Site Datetime | 2019-05-13 08:45:00 |
| Nrc Rpt Num | Nrc Notification Not Required NRC Report How to search |
| Ignite Ind | No |
| Explode Ind | No |
| Num Pub Evacuated | 0 |
| Pipe Fac Name | Mclouth Station |
| Segment Name | Lid 603 |
| Onshore State Abbreviation | Ks |
| Onshore Postal Code | 66054 |
| Onshore City Name | Mclouth |
| Onshore County Name | Jefferson |
| Designated Location | Milepost/valve Station |
| Designated Name | Am 156 |
| 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 | Relief Valve |
| Installation Year | 2018 |
| Material Involved | Carbon Steel |
| Release Type | Other |
| Release Type Details | Relief Valve Relieved At Lower Pressure Than Set Point. |
| 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 |
| Usa Ecological Ind | Yes |
| Usa Ecological Yes No | Yes |
| Est Cost Oper Paid | 0 |
| Est Cost Gas Released | 200 |
| Est Cost Prop Damage | 150 |
| Est Cost Emergency | 0 |
| Est Cost Environmental | 0 |
| Est Cost Other | 0 |
| Prpty | 350 |
| Accident Psig | 619 |
| Mop Psig | 1300 |
| 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 | 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 | Control room did not contribute to the release. |
| Employee Drug Test Ind | No |
| Contractor Drug Test Ind | No |
| Cause | Equipment Failure |
| Cause Details | Malfunction Of Control/relief Equipment |
| Eq Failure Type | Malfunction Of Control/relief Equipment |
| Relief Valve Ind | Yes |
| Eq Additional Other Ind | Yes |
| Eq Additional Other Details | Soft Goods Failure |
| Preparer Name | R*** T******** |
| Preparer Title | Pipeline Compliance Engineer |
| Preparer Email | R*********@e****.com |
| Preparer Telephone | 713-381-4659 |
| Prepared Date | 2019-10-23 00:00:00 |
| Authorizer Name | S**** D**** |
| Authorizer Telephone | 713-381-5585 |
| Authorizer Title | Pipeline Compliance Manager |
| Authorizer Email | S******@e****.com |
| Narrative | Pipeline control received a haz-gas alarm from mclouth station at 07:12 on 5/13/19. Enterprise technician was dispatched and discovered that the .75 inch relief valve on facility pipe relieved open and did not close. Release was stopped approximately 08:45. The technician replaced the relief valve to prevent reoccurrence. Normal operations resumed at 10:45 the same day. The valve would not completely seat due to worn soft good material (o-rings). Approximately 3 bbls of ethane/propane mix was released with no environmental consequences. |
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