HL incident on 2015-07-20 — 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)
$100
Incident datetime
2015-07-20 00:30
Report number
Location
TX
Narrative
A field operator for valero making rounds saw a minor leak in the enterprise meter station. The operator called houston control center and the line was shut down along with dispatching a technician to the facility. The technician found that a thermal psv on a grove ball valve had lifted. The carbon steel thermal psv was replaced with a stainless steel thermal psv and the line returned back to service. No offsite impact occurred during incident.
Detailed record list
Report Received Date
2015-08-12 00:00:00
Iyear
2015
Report Number
20150283
Supplemental Number
20660
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
2015-07-20 00:30:00
Location Latitude
Location Longitude
Commodity Released Type
Hvl Or Other Flammable Or Toxic Fluid Which Is A Gas At Ambient Conditions
Commodity Subtype
Other Hvl
Commodity Details
Propane/propylene Mix
Unintentional Release Bbls
0.6
Intentional Release Bbls
0
Recovered Bbls
0
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Accident Identifier
Other
Accident Details
Third Party Plant Operator
Incident Identified Datetime
2015-07-20 00:30:00
System Part Involved
Onshore Pipeline, Including Valve Sites
On Off Shore
Onshore
Shutdown Due Accident Ind
Yes
Shutdown Datetime
2015-07-20 00:30:00
Restart Datetime
2015-07-20 09:00:00
On Site Datetime
2015-07-20 02:30:00
Nrc Rpt Num
Nrc Notification Not Required
Ignite Ind
No
Explode Ind
No
Upstream Valve Type Ind
Manual
Downstream Valve Type Ind
Remotely Controlled
Num Pub Evacuated
0
Pipe Fac Name
Valero North Forty
Segment Name
38712
Onshore State Abbreviation
La
Onshore Postal Code
70079
Onshore City Name
Norco
Onshore County Name
St. Charles
Designated Location
Survey Station No.
Designated Name
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
Intrastate
Item Involved
Valve
Valve Type
Mainline
Valve Mainline Type
Ball
Valve Manufacturer
Groove
Installation Year
1966
Manufactured Year
1966
Material Involved
Carbon Steel
Release Type
Other
Release Type Details
Premature Pressure Safety Valve Malfunction.
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
100
Est Cost Emergency
0
Est Cost Environmental
0
Est Cost Other
0
Prpty
120
Accident Psig
1546
Mop Psig
2120
Accident Pressure
Pressure Did Not Exceed Mop
Pressure Restriction Ind
No
Length Segment Isolated
470
Internal Inspection Ind
No
Diameter Change 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
Third party plant operator discovered leak thus control room actions were not a factor in this incident.
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
A Malfuntion Of Internal Parts.
Preparer Name
N***** L* G*** J**
Preparer Title
Senior Pipeline Compliance Specialist
Preparer Email
N****@e****.com
Preparer Telephone
985 804 1376
Prepared Date
2015-08-12 00:00:00
Authorizer Name
N***** L* G*** J**
Authorizer Telephone
985 804 1376
Authorizer Title
Senior Pipeline Compliance Specialist
Authorizer Email
N****@e****.com
Narrative
A field operator for valero making rounds saw a minor leak in the enterprise meter station. The operator called houston control center and the line was shut down along with dispatching a technician to the facility. The technician found that a thermal psv on a grove ball valve had lifted. The carbon steel thermal psv was replaced with a stainless steel thermal psv and the line returned back to service. No offsite impact occurred during incident.
Report Received Date 2015-08-12 00:00:00
Iyear 2015
Report Number 20150283
Supplemental Number 20660
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 2015-07-20 00:30:00
Location Latitude 29.9944083 Google Maps OpenStreetMap
Location Longitude -90.386475 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/propylene Mix
Unintentional Release Bbls 0.6
Intentional Release Bbls 0
Recovered Bbls 0
Fatality Ind No
Fatal 0
Injury Ind No
Injure 0
Accident Identifier Other
Accident Details Third Party Plant Operator
Incident Identified Datetime 2015-07-20 00:30:00
System Part Involved Onshore Pipeline, Including Valve Sites
On Off Shore Onshore
Shutdown Due Accident Ind Yes
Shutdown Datetime 2015-07-20 00:30:00
Restart Datetime 2015-07-20 09:00:00
On Site Datetime 2015-07-20 02:30:00
Nrc Rpt Num Nrc Notification Not Required NRC Report How to search
Ignite Ind No
Explode Ind No
Upstream Valve Type Ind Manual
Downstream Valve Type Ind Remotely Controlled
Num Pub Evacuated 0
Pipe Fac Name Valero North Forty
Segment Name 38712
Onshore State Abbreviation La
Onshore Postal Code 70079
Onshore City Name Norco
Onshore County Name St. Charles
Designated Location Survey Station No.
Designated Name 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 Intrastate
Item Involved Valve
Valve Type Mainline
Valve Mainline Type Ball
Valve Manufacturer Groove
Installation Year 1966
Manufactured Year 1966
Material Involved Carbon Steel
Release Type Other
Release Type Details Premature Pressure Safety Valve Malfunction.
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 100
Est Cost Emergency 0
Est Cost Environmental 0
Est Cost Other 0
Prpty 120
Accident Psig 1546
Mop Psig 2120
Accident Pressure Pressure Did Not Exceed Mop
Pressure Restriction Ind No
Length Segment Isolated 470
Internal Inspection Ind No
Diameter Change 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 Third party plant operator discovered leak thus control room actions were not a factor in this incident.
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 A Malfuntion Of Internal Parts.
Preparer Name N***** L* G*** J**
Preparer Title Senior Pipeline Compliance Specialist
Preparer Email N****@e****.com
Preparer Telephone 985 804 1376
Prepared Date 2015-08-12 00:00:00
Authorizer Name N***** L* G*** J**
Authorizer Telephone 985 804 1376
Authorizer Title Senior Pipeline Compliance Specialist
Authorizer Email N****@e****.com
Narrative A field operator for valero making rounds saw a minor leak in the enterprise meter station. The operator called houston control center and the line was shut down along with dispatching a technician to the facility. The technician found that a thermal psv on a grove ball valve had lifted. The carbon steel thermal psv was replaced with a stainless steel thermal psv and the line returned back to service. No offsite impact occurred during incident.

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