Incident details
Operator, cause, commodity and consequences with raw source fields.
HL incident on 2019-04-22 — TX
Operator
Chevron Pipe Line Co
Cause
Other Outside Force Damage
Commodity
Crude Oil
Program
HL
Damage and Injuries
0 fatalities
0 injuries
Property damage (nominal)
$52,000
Incident datetime
2019-04-22 18:44
Report number
Location
TX
Narrative
At approximately 18:44 during the course of grit blasting for maintenance activities a contract worker noticed a small leak that originated from the flange area of the pipeline. The chevron pipeline employee on site monitoring contract activities immediately shutdown all incoming and outgoing valves with the local esd. The chevron employee contacted the control center to shutdown all producers on the platform. Absorbent pads were placed in and around the area once it was safe to enter the site of the leak. After the repairs were made to the flange/gasket the site was monitored for any further leakage. The pipeline was started backup on 04/29 at 12:36 after testing of the line was complete.
Detailed record list
Report Received Date
2019-05-22 00:00:00
Iyear
2019
Report Number
20190164
Supplemental Number
32769
Report Type
Supplemental Final
Operator Id
2731
Name
Chevron Pipe Line Co
Operator Street Address
1400 Smith Street
Operator City Name
Houston
Operator State Abbreviation
TX
Operator Postal Code
77002
Local Datetime
2019-04-22 18:44:00
Location Latitude
28.867303
Location Longitude
-90.490614
Commodity Released Type
Crude Oil
Unintentional Release Bbls
0.14
Recovered Bbls
0.14
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Accident Identifier
Local Operating Personnel, Including Contractors
Operator Type
Contractor Working For The Operator
Incident Identified Datetime
2019-04-22 18:44:00
System Part Involved
Offshore Pipeline, Including Riser And Riser Bend
On Off Shore
Offshore
Shutdown Due Accident Ind
Yes
Shutdown Datetime
2019-04-22 18:45:00
Restart Datetime
2019-04-29 12:36:00
On Site Datetime
2019-04-22 18:44:00
Nrc Rpt Datetime
2019-04-22 19:15:00
Nrc Rpt Num
1243442
Ignite Ind
No
Explode Ind
No
Upstream Valve Type Ind
Remotely Controlled
Downstream Valve Type Ind
Remotely Controlled
Num Pub Evacuated
0
Off Water Depth
55
Off Accident Origin
On The Outer Continental Shelf (Ocs)
Off Ocs Area
South Timbalier
Off Ocs Block
52
Off Area Accident Type
Splash Zone Of Riser
Pipe Facility Type
Interstate
Item Involved
Flange Assembly
Installation Year
Unknown
Material Involved
Carbon Steel
Release Type
Leak
Leak Type
Connection Failure
Wildlife Impact Ind
No
Soil Contamination
No
Long Term Assessment
No
Remediation Ind
No
Water Contam Ind
Yes
Ocean Seawater Ind
Yes
Amount Released
0.14
Rel Water Name
Gulf Of Mexico
Could Be Hca
No
Commodity Reached Hca
No
Est Cost Oper Paid
0
Est Cost Gas Released
0
Est Cost Prop Damage
52000
Est Cost Emergency
0
Est Cost Environmental
0
Est Cost Other
0
Prpty
52000
Accident Psig
93
Mop Psig
720
Accident Pressure
Pressure Did Not Exceed Mop
Pressure Restriction Ind
No
Length Segment Isolated
Unknown
Internal Inspection 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
This leak was a result of grit blasting activities on a platform
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Other Outside Force Damage
Cause Details
Other Outside Force Damage
Outside Force Type
Other Outside Force Damage
Osf Other Details
This Accident Was A Result Of Grit Blasting The Pipeline In Preparation For Other Maintenance Activities.
Preparer Name
G****** P*****
Preparer Title
Dot Specialist
Preparer Email
P******@c******.com
Preparer Telephone
8328544596
Prepared Date
2019-10-01 00:00:00
Authorizer Name
D**** W* M********
Authorizer Telephone
8328542641
Authorizer Title
Phmsa Program Manager
Authorizer Email
D**************@c******.com
Narrative
At approximately 18:44 during the course of grit blasting for maintenance activities a contract worker noticed a small leak that originated from the flange area of the pipeline. The chevron pipeline employee on site monitoring contract activities immediately shutdown all incoming and outgoing valves with the local esd. The chevron employee contacted the control center to shutdown all producers on the platform. Absorbent pads were placed in and around the area once it was safe to enter the site of the leak. After the repairs were made to the flange/gasket the site was monitored for any further leakage. The pipeline was started backup on 04/29 at 12:36 after testing of the line was complete.
| Report Received Date | 2019-05-22 00:00:00 |
|---|---|
| Iyear | 2019 |
| Report Number | 20190164 |
| Supplemental Number | 32769 |
| Report Type | Supplemental Final |
| Operator Id | 2731 PHMSA Enforcement |
| Name | Chevron Pipe Line Co |
| Operator Street Address | 1400 Smith Street |
| Operator City Name | Houston |
| Operator State Abbreviation | TX |
| Operator Postal Code | 77002 |
| Local Datetime | 2019-04-22 18:44:00 |
| Location Latitude | 28.867303 Google Maps OpenStreetMap |
| Location Longitude | -90.490614 Google Maps OpenStreetMap |
| Commodity Released Type | Crude Oil |
| Unintentional Release Bbls | 0.14 |
| Recovered Bbls | 0.14 |
| Fatality Ind | No |
| Fatal | 0 |
| Injury Ind | No |
| Injure | 0 |
| Accident Identifier | Local Operating Personnel, Including Contractors |
| Operator Type | Contractor Working For The Operator |
| Incident Identified Datetime | 2019-04-22 18:44:00 |
| System Part Involved | Offshore Pipeline, Including Riser And Riser Bend |
| On Off Shore | Offshore |
| Shutdown Due Accident Ind | Yes |
| Shutdown Datetime | 2019-04-22 18:45:00 |
| Restart Datetime | 2019-04-29 12:36:00 |
| On Site Datetime | 2019-04-22 18:44:00 |
| Nrc Rpt Datetime | 2019-04-22 19:15:00 |
| Nrc Rpt Num | 1243442 NRC Report How to search |
| Ignite Ind | No |
| Explode Ind | No |
| Upstream Valve Type Ind | Remotely Controlled |
| Downstream Valve Type Ind | Remotely Controlled |
| Num Pub Evacuated | 0 |
| Off Water Depth | 55 |
| Off Accident Origin | On The Outer Continental Shelf (Ocs) |
| Off Ocs Area | South Timbalier |
| Off Ocs Block | 52 |
| Off Area Accident Type | Splash Zone Of Riser |
| Pipe Facility Type | Interstate |
| Item Involved | Flange Assembly |
| Installation Year | Unknown |
| Material Involved | Carbon Steel |
| Release Type | Leak |
| Leak Type | Connection Failure |
| Wildlife Impact Ind | No |
| Soil Contamination | No |
| Long Term Assessment | No |
| Remediation Ind | No |
| Water Contam Ind | Yes |
| Ocean Seawater Ind | Yes |
| Amount Released | 0.14 |
| Rel Water Name | Gulf Of Mexico |
| Could Be Hca | No |
| Commodity Reached Hca | No |
| Est Cost Oper Paid | 0 |
| Est Cost Gas Released | 0 |
| Est Cost Prop Damage | 52000 |
| Est Cost Emergency | 0 |
| Est Cost Environmental | 0 |
| Est Cost Other | 0 |
| Prpty | 52000 |
| Accident Psig | 93 |
| Mop Psig | 720 |
| Accident Pressure | Pressure Did Not Exceed Mop |
| Pressure Restriction Ind | No |
| Length Segment Isolated | Unknown |
| Internal Inspection 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 | This leak was a result of grit blasting activities on a platform |
| Employee Drug Test Ind | No |
| Contractor Drug Test Ind | No |
| Cause | Other Outside Force Damage |
| Cause Details | Other Outside Force Damage |
| Outside Force Type | Other Outside Force Damage |
| Osf Other Details | This Accident Was A Result Of Grit Blasting The Pipeline In Preparation For Other Maintenance Activities. |
| Preparer Name | G****** P***** |
| Preparer Title | Dot Specialist |
| Preparer Email | P******@c******.com |
| Preparer Telephone | 8328544596 |
| Prepared Date | 2019-10-01 00:00:00 |
| Authorizer Name | D**** W* M******** |
| Authorizer Telephone | 8328542641 |
| Authorizer Title | Phmsa Program Manager |
| Authorizer Email | D**************@c******.com |
| Narrative | At approximately 18:44 during the course of grit blasting for maintenance activities a contract worker noticed a small leak that originated from the flange area of the pipeline. The chevron pipeline employee on site monitoring contract activities immediately shutdown all incoming and outgoing valves with the local esd. The chevron employee contacted the control center to shutdown all producers on the platform. Absorbent pads were placed in and around the area once it was safe to enter the site of the leak. After the repairs were made to the flange/gasket the site was monitored for any further leakage. The pipeline was started backup on 04/29 at 12:36 after testing of the line was complete. |
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