Incident details
Operator, cause, commodity and consequences with raw source fields.
HL incident on 2017-03-29 — TX
Operator
Enterprise Crude Pipeline Llc
Cause
Equipment Failure
Commodity
Crude Oil
Program
HL
Damage and Injuries
0 fatalities
0 injuries
Property damage (nominal)
$1,500
Incident datetime
2017-03-29 19:47
Report number
Location
TX
Narrative
On 03/29/2017, a leak occurred on conley station due to a diaphragm failure on the backpressure valve. It was determined at 20:17 that this incident met nrc reporting criteria and nrc petty office bursstar was informed at 20:48. (nrc report 1174377). On 03/31/2017 at 10:54, enterprise called the nrc to give a 48 hour status update. (nrc report 1174505) the site was promptly cleaned up and the failed diaphragm on this backpressure was replaced.
Detailed record list
Report Received Date
2017-04-25 00:00:00
Iyear
2017
Report Number
20170135
Supplemental Number
22292
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
Local Datetime
2017-03-29 20:17:00
Location Latitude
34.233093
Location Longitude
-99.593296
Commodity Released Type
Crude Oil
Unintentional Release Bbls
15
Recovered Bbls
15
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Accident Identifier
Local Operating Personnel, Including Contractors
Operator Type
Operator Employee
Incident Identified Datetime
2017-03-29 19:47:00
System Part Involved
Onshore Pump/meter Station Equipment And Piping
On Off Shore
Onshore
Shutdown Due Accident Ind
Yes
Shutdown Datetime
2017-03-29 18:00:00
Restart Datetime
2017-03-30 14:10:00
On Site Datetime
2017-03-29 19:47:00
Nrc Rpt Datetime
2017-03-29 20:48:00
Nrc Rpt Num
1174377
Ignite Ind
No
Explode Ind
No
Num Pub Evacuated
0
Pipe Fac Name
C17
Segment Name
C17
Onshore State Abbreviation
Tx
Onshore Postal Code
79225
Onshore City Name
Not Within A Municipality
Onshore County Name
Hardeman
Designated Location
Milepost/valve Station
Designated Name
Gps Attached
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
Auxiliary Or Other Valve
Installation Year
Unknown
Material Involved
Material Other Than Carbon Steel
Material Details
Rubber
Release Type
Other
Release Type Details
Diaphragm Failure
Wildlife Impact Ind
No
Soil Contamination
Yes
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
1000
Est Cost Prop Damage
1500
Est Cost Emergency
6000
Est Cost Environmental
30000
Est Cost Other
5000
Est Cost Other Details
Other Costs
Prpty
43500
Accident Psig
45
Mop Psig
596
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
The leak was caused by a back pressure valve diaphragm failure. It was not due to actions by a pipeline control room operator.
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
Other
Other Non Threaded Details
Rubber Diaphragm On Back Pressure Valve Failed
Eq Additional Other Ind
Yes
Eq Additional Other Details
Rubber Diaphragm On Back Pressure Valve Failed
Preparer Name
A***** A*****
Preparer Title
Pipeline Compliance Engineer
Preparer Email
A******@e****.com
Prepared Date
2017-04-25 00:00:00
Authorizer Name
A***** A*****
Authorizer Telephone
281-841-0713
Authorizer Email
A******@e****.com
Narrative
On 03/29/2017, a leak occurred on conley station due to a diaphragm failure on the backpressure valve. It was determined at 20:17 that this incident met nrc reporting criteria and nrc petty office bursstar was informed at 20:48. (nrc report 1174377). On 03/31/2017 at 10:54, enterprise called the nrc to give a 48 hour status update. (nrc report 1174505) the site was promptly cleaned up and the failed diaphragm on this backpressure was replaced.
| Report Received Date | 2017-04-25 00:00:00 |
|---|---|
| Iyear | 2017 |
| Report Number | 20170135 |
| Supplemental Number | 22292 |
| 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 |
| Local Datetime | 2017-03-29 20:17:00 |
| Location Latitude | 34.233093 Google Maps OpenStreetMap |
| Location Longitude | -99.593296 Google Maps OpenStreetMap |
| Commodity Released Type | Crude Oil |
| Unintentional Release Bbls | 15 |
| Recovered Bbls | 15 |
| Fatality Ind | No |
| Fatal | 0 |
| Injury Ind | No |
| Injure | 0 |
| Accident Identifier | Local Operating Personnel, Including Contractors |
| Operator Type | Operator Employee |
| Incident Identified Datetime | 2017-03-29 19:47:00 |
| System Part Involved | Onshore Pump/meter Station Equipment And Piping |
| On Off Shore | Onshore |
| Shutdown Due Accident Ind | Yes |
| Shutdown Datetime | 2017-03-29 18:00:00 |
| Restart Datetime | 2017-03-30 14:10:00 |
| On Site Datetime | 2017-03-29 19:47:00 |
| Nrc Rpt Datetime | 2017-03-29 20:48:00 |
| Nrc Rpt Num | 1174377 NRC Report How to search |
| Ignite Ind | No |
| Explode Ind | No |
| Num Pub Evacuated | 0 |
| Pipe Fac Name | C17 |
| Segment Name | C17 |
| Onshore State Abbreviation | Tx |
| Onshore Postal Code | 79225 |
| Onshore City Name | Not Within A Municipality |
| Onshore County Name | Hardeman |
| Designated Location | Milepost/valve Station |
| Designated Name | Gps Attached |
| 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 | Auxiliary Or Other Valve |
| Installation Year | Unknown |
| Material Involved | Material Other Than Carbon Steel |
| Material Details | Rubber |
| Release Type | Other |
| Release Type Details | Diaphragm Failure |
| Wildlife Impact Ind | No |
| Soil Contamination | Yes |
| 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 | 1000 |
| Est Cost Prop Damage | 1500 |
| Est Cost Emergency | 6000 |
| Est Cost Environmental | 30000 |
| Est Cost Other | 5000 |
| Est Cost Other Details | Other Costs |
| Prpty | 43500 |
| Accident Psig | 45 |
| Mop Psig | 596 |
| 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 | The leak was caused by a back pressure valve diaphragm failure. It was not due to actions by a pipeline control room operator. |
| 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 | Other |
| Other Non Threaded Details | Rubber Diaphragm On Back Pressure Valve Failed |
| Eq Additional Other Ind | Yes |
| Eq Additional Other Details | Rubber Diaphragm On Back Pressure Valve Failed |
| Preparer Name | A***** A***** |
| Preparer Title | Pipeline Compliance Engineer |
| Preparer Email | A******@e****.com |
| Prepared Date | 2017-04-25 00:00:00 |
| Authorizer Name | A***** A***** |
| Authorizer Telephone | 281-841-0713 |
| Authorizer Email | A******@e****.com |
| Narrative | On 03/29/2017, a leak occurred on conley station due to a diaphragm failure on the backpressure valve. It was determined at 20:17 that this incident met nrc reporting criteria and nrc petty office bursstar was informed at 20:48. (nrc report 1174377). On 03/31/2017 at 10:54, enterprise called the nrc to give a 48 hour status update. (nrc report 1174505) the site was promptly cleaned up and the failed diaphragm on this backpressure was replaced. |
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