Incident details
Operator, cause, commodity and consequences with raw source fields.
GTG incident on 2011-07-29 — TX
Operator
Targa Resources Operating Lp
Cause
Corrosion Failure
Commodity
Natural Gas
Program
GTG
Damage and Injuries
0 fatalities
0 injuries
Property damage (nominal)
$225,000
Incident datetime
2011-07-29 17:30
Report number
Location
TX
Narrative
On july 29th, 2011, targa resources received notice of gas leak offshore venice, louisiana near the area of targa's offshore pipeline. Helicopter fly-over by targa personnel that day confirmed leaking pipeline was a targa operated pipeline. No-sheen found on the water coming from the leak. Steps were intitiated to reduce pressure in the pipeline for repair process and to source equipment and personnel to complete repair procedure. Repairs were completed on7/31/2011 by installation of repair clamp. Cause of leak was a pin-hole due to internal corrosion.
Detailed record list
Report Received Date
2011-08-25 00:00:00
Iyear
2011
Report Number
20110311
Supplemental Number
15434
Report Type
Supplemental Final
Operator Id
32296
Name
Targa Resources Operating Lp
Operator Street Address
811 Louisiana St Suite 2100
Operator City Name
Houston
Operator State Abbreviation
TX
Operator Postal Code
77002
Local Datetime
2011-07-29 12:15:00
Location Latitude
29.14637
Location Longitude
-89.48342
Nrc Rpt Num
984257
Nrc Rpt Datetime
2011-07-29 13:40:00
Commodity Released Type
Natural Gas
Unintentional Release
2000
Intentional Release
4000
Accompanying Liquid
0
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Shutdown Due Accident Ind
Yes
Shutdown Datetime
2011-07-29 17:30:00
Restart Datetime
2011-07-31 18:00:00
Ignite Ind
No
Explode Ind
No
Num Pub Evacuated
0
Incident Identified Datetime
2011-07-29 17:30:00
On Site Datetime
2011-07-31 14:30:00
On Off Shore
Offshore
Off Water Depth
25
Off Accident Origin
In State Waters
Offshore State Abbreviation
La
Off Instate Area
West Delta
Off Instate Block
26
Offshore County Name
Plaquemine
Off Area Accident Type
Below Water, Pipe Buried Or Jetted Below Seabed
Pipe Facility Type
Interstate
System Part Involved
Offshore Pipeline, Including Riser And Riser Bend
Item Involved
Pipe
Pipe Type
Pipe Body
Pipe Diameter
22
Pipe Wall Thickness
0.5
Pipe Smys
52000
Pipe Specification
Api 5l
Pipe Seam Type
Longitudinal Erw - Unknown Frequency
Pipe Manufacturer
Unknown
Pipe Coating Type
Coal Tar
Installation Year
1969
Manufactured Year
1969
Material Involved
Carbon Steel
Release Type
Leak
Leak Type
Pinhole
Class Location Type
Class 1 Location
Could Be Hca
No
Pir Radius
464
Heat Damage Ind
No
Non Heat Damage Ind
No
Hca Fatalities Ind
No
Est Cost Oper Paid
0
Est Cost Unintentional Release
9000
Est Cost Intentional Release
18000
Est Cost Prop Damage
225000
Est Cost Emergency
1000
Est Cost Other
0
Prpty
253000
Accident Psig
920
Mop Psig
1182
Mop Cfr Section
Not On Omb-Approved Form When Submitted
Accident Pressure
Pressure Did Not Exceed Maop
Pressure Restriction Ind
No
Upstream Valve Type Ind
Manual
Downstream Valve Type Ind
Manual
Length Segment Isolated
107749
Internal Inspection Ind
Yes
Operation Complications Ind
No
Pipeline Function
Type A Gathering
Scada In Place Ind
No
Accident Identifier
Notification From Public
Investigation Status
No, the facility was not monitored by a controller(s) at the time of the incident
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Corrosion Failure
Cause Details
Internal Corrosion
Internal External
Internal Corrosion
Int Visual Exam Results
Localized Pitting
Int Microbiological Ind
Yes
Int Field Exam Basis Ind
Yes
Int Low Point Pipe Loc Ind
Yes
Corrosion Inhibitors
Yes
Corrosion Lining
No
Cleaning Dewatering
No
Corrosion Coupons
No
Collected Data Ind
Yes
Axial Magnetic Flx Lkg Ind
Yes
Axial Recent Year
1995
Has Hydrtst Conduc Before Ind
Yes
Hydrtst Most Rcnt Year
1969
Hydrtst Most Rcnt Pressure
2128
Direct Asmnt Conducted
No
Non Destructive Exam Ind
No
Preparer Name
T** H*****
Preparer Title
Manager Regulatory Compliance
Preparer Email
T******@t*************.com
Preparer Telephone
337-583-4642
Preparer Fax
337-583-4630
Authorizer Name
T** H*****
Authorizer Title
Manager Regulatory Compliance
Authorizer Telephone
337-583-4642
Authorizer Email
T******@t*************.com
Narrative
On july 29th, 2011, targa resources received notice of gas leak offshore venice, louisiana near the area of targa's offshore pipeline. Helicopter fly-over by targa personnel that day confirmed leaking pipeline was a targa operated pipeline. No-sheen found on the water coming from the leak. Steps were intitiated to reduce pressure in the pipeline for repair process and to source equipment and personnel to complete repair procedure. Repairs were completed on7/31/2011 by installation of repair clamp. Cause of leak was a pin-hole due to internal corrosion.
| Report Received Date | 2011-08-25 00:00:00 |
|---|---|
| Iyear | 2011 |
| Report Number | 20110311 |
| Supplemental Number | 15434 |
| Report Type | Supplemental Final |
| Operator Id | 32296 PHMSA Enforcement |
| Name | Targa Resources Operating Lp |
| Operator Street Address | 811 Louisiana St Suite 2100 |
| Operator City Name | Houston |
| Operator State Abbreviation | TX |
| Operator Postal Code | 77002 |
| Local Datetime | 2011-07-29 12:15:00 |
| Location Latitude | 29.14637 Google Maps OpenStreetMap |
| Location Longitude | -89.48342 Google Maps OpenStreetMap |
| Nrc Rpt Num | 984257 NRC Report How to search |
| Nrc Rpt Datetime | 2011-07-29 13:40:00 |
| Commodity Released Type | Natural Gas |
| Unintentional Release | 2000 |
| Intentional Release | 4000 |
| Accompanying Liquid | 0 |
| Fatality Ind | No |
| Fatal | 0 |
| Injury Ind | No |
| Injure | 0 |
| Shutdown Due Accident Ind | Yes |
| Shutdown Datetime | 2011-07-29 17:30:00 |
| Restart Datetime | 2011-07-31 18:00:00 |
| Ignite Ind | No |
| Explode Ind | No |
| Num Pub Evacuated | 0 |
| Incident Identified Datetime | 2011-07-29 17:30:00 |
| On Site Datetime | 2011-07-31 14:30:00 |
| On Off Shore | Offshore |
| Off Water Depth | 25 |
| Off Accident Origin | In State Waters |
| Offshore State Abbreviation | La |
| Off Instate Area | West Delta |
| Off Instate Block | 26 |
| Offshore County Name | Plaquemine |
| Off Area Accident Type | Below Water, Pipe Buried Or Jetted Below Seabed |
| Pipe Facility Type | Interstate |
| System Part Involved | Offshore Pipeline, Including Riser And Riser Bend |
| Item Involved | Pipe |
| Pipe Type | Pipe Body |
| Pipe Diameter | 22 |
| Pipe Wall Thickness | 0.5 |
| Pipe Smys | 52000 |
| Pipe Specification | Api 5l |
| Pipe Seam Type | Longitudinal Erw - Unknown Frequency |
| Pipe Manufacturer | Unknown |
| Pipe Coating Type | Coal Tar |
| Installation Year | 1969 |
| Manufactured Year | 1969 |
| Material Involved | Carbon Steel |
| Release Type | Leak |
| Leak Type | Pinhole |
| Class Location Type | Class 1 Location |
| Could Be Hca | No |
| Pir Radius | 464 |
| Heat Damage Ind | No |
| Non Heat Damage Ind | No |
| Hca Fatalities Ind | No |
| Est Cost Oper Paid | 0 |
| Est Cost Unintentional Release | 9000 |
| Est Cost Intentional Release | 18000 |
| Est Cost Prop Damage | 225000 |
| Est Cost Emergency | 1000 |
| Est Cost Other | 0 |
| Prpty | 253000 |
| Accident Psig | 920 |
| Mop Psig | 1182 |
| Mop Cfr Section | Not On Omb-Approved Form When Submitted View CFR 49 §192 |
| Accident Pressure | Pressure Did Not Exceed Maop |
| Pressure Restriction Ind | No |
| Upstream Valve Type Ind | Manual |
| Downstream Valve Type Ind | Manual |
| Length Segment Isolated | 107749 |
| Internal Inspection Ind | Yes |
| Operation Complications Ind | No |
| Pipeline Function | Type A Gathering |
| Scada In Place Ind | No |
| Accident Identifier | Notification From Public |
| Investigation Status | No, the facility was not monitored by a controller(s) at the time of the incident |
| Employee Drug Test Ind | No |
| Contractor Drug Test Ind | No |
| Cause | Corrosion Failure |
| Cause Details | Internal Corrosion |
| Internal External | Internal Corrosion |
| Int Visual Exam Results | Localized Pitting |
| Int Microbiological Ind | Yes |
| Int Field Exam Basis Ind | Yes |
| Int Low Point Pipe Loc Ind | Yes |
| Corrosion Inhibitors | Yes |
| Corrosion Lining | No |
| Cleaning Dewatering | No |
| Corrosion Coupons | No |
| Collected Data Ind | Yes |
| Axial Magnetic Flx Lkg Ind | Yes |
| Axial Recent Year | 1995 |
| Has Hydrtst Conduc Before Ind | Yes |
| Hydrtst Most Rcnt Year | 1969 |
| Hydrtst Most Rcnt Pressure | 2128 |
| Direct Asmnt Conducted | No |
| Non Destructive Exam Ind | No |
| Preparer Name | T** H***** |
| Preparer Title | Manager Regulatory Compliance |
| Preparer Email | T******@t*************.com |
| Preparer Telephone | 337-583-4642 |
| Preparer Fax | 337-583-4630 |
| Authorizer Name | T** H***** |
| Authorizer Title | Manager Regulatory Compliance |
| Authorizer Telephone | 337-583-4642 |
| Authorizer Email | T******@t*************.com |
| Narrative | On july 29th, 2011, targa resources received notice of gas leak offshore venice, louisiana near the area of targa's offshore pipeline. Helicopter fly-over by targa personnel that day confirmed leaking pipeline was a targa operated pipeline. No-sheen found on the water coming from the leak. Steps were intitiated to reduce pressure in the pipeline for repair process and to source equipment and personnel to complete repair procedure. Repairs were completed on7/31/2011 by installation of repair clamp. Cause of leak was a pin-hole due to internal corrosion. |
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