Incident details
Operator, cause, commodity and consequences with raw source fields.
HL incident on 2010-09-10 — TX
Operator
Dixie Pipeline
Cause
Incorrect Operation
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)
$0
Incident datetime
2010-09-10 09:00
Report number
Location
TX
Narrative
Following maintenance on the #2 pump unit, the 1" blow down valve on the bottom of the pump case was left cracked slightly opened. The pump unit was started remotely later that day which resulted in approximately 11 bph of propane being released to the 2" vent stack in the station yard. During a routine station check by a dixie operator 34 hours later, the release was found and stopped by closing the 1" vent valve. 4/3/13 update: completed part e 5f per PHMSA request. - nhan truong
Detailed record list
Report Received Date
2010-10-01 00:00:00
Iyear
2010
Report Number
20100213
Supplemental Number
17741
Report Type
Supplemental Final
Operator Id
3445
Name
Dixie Pipeline
Operator Street Address
1100 Louisiana St.
Operator City Name
Houston
Operator State Abbreviation
TX
Operator Postal Code
77002
Local Datetime
2010-09-08 10:30:00
Location Latitude
30.496161
Location Longitude
-91.560667
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
382
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
Incident Identified Datetime
2010-09-10 09:00:00
System Part Involved
Onshore Pump/meter Station Equipment And Piping
On Off Shore
Onshore
Shutdown Due Accident Ind
No
Shutdown Explain
1 Inch Valve_left Slightly Cracked Open
On Site Datetime
2010-09-10 09:00:00
Nrc Rpt Datetime
2010-09-17 12:00:00
Nrc Rpt Num
954374
Ignite Ind
No
Explode Ind
No
Num Pub Evacuated
0
Pipe Fac Name
Maringouin Station
Segment Name
Mont Belvieu - Apex
Onshore State Abbreviation
La
Onshore Postal Code
77057
Onshore City Name
Marinqouin
Onshore County Name
Pointee Coupee
Designated Location
Milepost/valve Station
Federal
No
Location Type
Totally Contained On Operator-Controlled Property
Incident Area Type
Aboveground
Incident Area Subtype
Other
Incident Area Details
Escaped Out Of The Station Vent Stack
Crossing
No
Pipe Facility Type
Interstate
Item Involved
Auxiliary Piping (E.g. Drain Lines)
Installation Year
1977
Material Involved
Carbon Steel
Release Type
Other
Release Type Details
1" Vent Valve Left Cracked Slightly Open After Routine Pump Maintenance.
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
17328
Est Cost Prop Damage
0
Est Cost Emergency
0
Est Cost Environmental
0
Est Cost Other
0
Prpty
17328
Accident Psig
750
Mop Psig
1396
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
Yes, specify investigation result(s): (select all that apply)
Invest Schedule Ind
Yes
Invest Incorrect Action Ind
Yes
Invest Other Ind
Yes
Invest Other Ind Details
Controller Recieved Notification Of Release From Third Party, But Failed To Notify Field Personnel Per Procedures.
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Incorrect Operation
Cause Details
Other Incorrect Operation
Operation Type
Other Incorrect Operation
Operation Details
1" Vent Valve Left Cracked Slightly Open After Routine Pump Maintenance
Related Other Ind
Yes
Operation Related Details
1" Vent Valve Left Cracked Slightly Open After Routine Pump Maintenance
Category Type
Routine Maintenance
Operator Qualification Ind
Yes
Qualified Individuals
Yes, They Were Qualified For The Task(S)
Preparer Name
N*** T*****
Preparer Title
Pipeline Compliance Engineer
Preparer Email
N*******@e****.com
Preparer Telephone
7133812493
Prepared Date
2013-04-03 00:00:00
Authorizer Name
N*** T*****
Authorizer Telephone
7133812493
Authorizer Title
Pipeline Compliance Engineer
Authorizer Email
N*******@e****.com
Narrative
Following maintenance on the #2 pump unit, the 1" blow down valve on the bottom of the pump case was left cracked slightly opened. The pump unit was started remotely later that day which resulted in approximately 11 bph of propane being released to the 2" vent stack in the station yard. During a routine station check by a dixie operator 34 hours later, the release was found and stopped by closing the 1" vent valve. 4/3/13 update: completed part e 5f per PHMSA request. - nhan truong
| Report Received Date | 2010-10-01 00:00:00 |
|---|---|
| Iyear | 2010 |
| Report Number | 20100213 |
| Supplemental Number | 17741 |
| Report Type | Supplemental Final |
| Operator Id | 3445 PHMSA Enforcement |
| Name | Dixie Pipeline |
| Operator Street Address | 1100 Louisiana St. |
| Operator City Name | Houston |
| Operator State Abbreviation | TX |
| Operator Postal Code | 77002 |
| Local Datetime | 2010-09-08 10:30:00 |
| Location Latitude | 30.496161 Google Maps OpenStreetMap |
| Location Longitude | -91.560667 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 | 382 |
| 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 |
| Incident Identified Datetime | 2010-09-10 09:00:00 |
| System Part Involved | Onshore Pump/meter Station Equipment And Piping |
| On Off Shore | Onshore |
| Shutdown Due Accident Ind | No |
| Shutdown Explain | 1 Inch Valve_left Slightly Cracked Open |
| On Site Datetime | 2010-09-10 09:00:00 |
| Nrc Rpt Datetime | 2010-09-17 12:00:00 |
| Nrc Rpt Num | 954374 NRC Report How to search |
| Ignite Ind | No |
| Explode Ind | No |
| Num Pub Evacuated | 0 |
| Pipe Fac Name | Maringouin Station |
| Segment Name | Mont Belvieu - Apex |
| Onshore State Abbreviation | La |
| Onshore Postal Code | 77057 |
| Onshore City Name | Marinqouin |
| Onshore County Name | Pointee Coupee |
| Designated Location | Milepost/valve Station |
| Federal | No |
| Location Type | Totally Contained On Operator-Controlled Property |
| Incident Area Type | Aboveground |
| Incident Area Subtype | Other |
| Incident Area Details | Escaped Out Of The Station Vent Stack |
| Crossing | No |
| Pipe Facility Type | Interstate |
| Item Involved | Auxiliary Piping (E.g. Drain Lines) |
| Installation Year | 1977 |
| Material Involved | Carbon Steel |
| Release Type | Other |
| Release Type Details | 1" Vent Valve Left Cracked Slightly Open After Routine Pump Maintenance. |
| 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 | 17328 |
| Est Cost Prop Damage | 0 |
| Est Cost Emergency | 0 |
| Est Cost Environmental | 0 |
| Est Cost Other | 0 |
| Prpty | 17328 |
| Accident Psig | 750 |
| Mop Psig | 1396 |
| 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 | Yes, specify investigation result(s): (select all that apply) |
| Invest Schedule Ind | Yes |
| Invest Incorrect Action Ind | Yes |
| Invest Other Ind | Yes |
| Invest Other Ind Details | Controller Recieved Notification Of Release From Third Party, But Failed To Notify Field Personnel Per Procedures. |
| Employee Drug Test Ind | No |
| Contractor Drug Test Ind | No |
| Cause | Incorrect Operation |
| Cause Details | Other Incorrect Operation |
| Operation Type | Other Incorrect Operation |
| Operation Details | 1" Vent Valve Left Cracked Slightly Open After Routine Pump Maintenance |
| Related Other Ind | Yes |
| Operation Related Details | 1" Vent Valve Left Cracked Slightly Open After Routine Pump Maintenance |
| Category Type | Routine Maintenance |
| Operator Qualification Ind | Yes |
| Qualified Individuals | Yes, They Were Qualified For The Task(S) |
| Preparer Name | N*** T***** |
| Preparer Title | Pipeline Compliance Engineer |
| Preparer Email | N*******@e****.com |
| Preparer Telephone | 7133812493 |
| Prepared Date | 2013-04-03 00:00:00 |
| Authorizer Name | N*** T***** |
| Authorizer Telephone | 7133812493 |
| Authorizer Title | Pipeline Compliance Engineer |
| Authorizer Email | N*******@e****.com |
| Narrative | Following maintenance on the #2 pump unit, the 1" blow down valve on the bottom of the pump case was left cracked slightly opened. The pump unit was started remotely later that day which resulted in approximately 11 bph of propane being released to the 2" vent stack in the station yard. During a routine station check by a dixie operator 34 hours later, the release was found and stopped by closing the 1" vent valve. 4/3/13 update: completed part e 5f per PHMSA request. - nhan truong |
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