Incident details
Operator, cause, commodity and consequences with raw source fields.
GTG incident on 2010-11-11 — TX
Operator
Anr Pipeline Co
Cause
Corrosion Failure
Commodity
Natural Gas
Program
GTG
Damage and Injuries
0 fatalities
0 injuries
Property damage (nominal)
$55,000
Incident datetime
2010-11-11 09:30
Report number
Location
TX
Narrative
A suspected leak on transcanada's 8-in line 708, cameron parish, louisiana was reported to the company by some fishermen on november 11, 2010. The leak was located in the marsh and was verified by company personnel. The line was isolated and blown down slowly. A subsequent investigation revealed that internal corrosion was the most likely cause of the leak. At this time, it is not antidipated that the line will be needed for service and therefore a repair plan is not imminent. Therefore, a plan to abandon the line will be developed.
Detailed record list
Report Received Date
2010-12-06 00:00:00
Iyear
2010
Report Number
20100097
Supplemental Number
15450
Report Type
Supplemental Final
Operator Id
Name
Anr Pipeline Co
Operator Street Address
717 Texas Ave.
Operator City Name
Houston
Operator State Abbreviation
TX
Operator Postal Code
77002
Local Datetime
2010-11-11 09:30:00
Location Latitude
29.86305
Location Longitude
-93.06915
Nrc Rpt Num
959610
Nrc Rpt Datetime
2010-11-11 11:00:00
Commodity Released Type
Natural Gas
Unintentional Release
1000
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Shutdown Due Accident Ind
No
Ignite Ind
No
Explode Ind
No
On Off Shore
Onshore
Onshore State Abbreviation
La
Onshore Postal Code
70743
Onshore City Name
Grand Chenier
Onshore County Name
Cameron
Federal
No
Location Type
Pipeline Right-Of-Way
Incident Area Type
Underground
Incident Area Subtype
Under Soil
Depth Of Cover
36
Crossing
No
Pipe Facility Type
Interstate
System Part Involved
Onshore Pipeline, Including Valve Sites
Item Involved
Pipe
Pipe Type
Pipe Body
Pipe Diameter
8.625
Pipe Wall Thickness
0.25
Pipe Smys
35000
Pipe Specification
Api
Pipe Seam Type
Other
Pipe Seam Details
Unknown
Pipe Manufacturer
Republic Steel
Pipe Coating Type
Coal Tar
Installation Year
1956
Manufactured Year
1956
Material Involved
Carbon Steel
Release Type
Leak
Leak Type
Pinhole
Class Location Type
Class 1 Location
Could Be Hca
No
Pir Radius
191
Heat Damage Ind
No
Non Heat Damage Ind
No
Hca Fatalities Ind
No
Est Cost Oper Paid
0
Est Cost Unintentional Release
10000
Est Cost Intentional Release
0
Est Cost Prop Damage
55000
Est Cost Emergency
5000
Est Cost Other
0
Prpty
70000
Accident Psig
775
Mop Psig
1090
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
14000
Internal Inspection Ind
No
Other Inspection Ind
Yes
Internal Inspection Details
Pipeline Was Not Designed To Be Piggable (Pre-1970).
Operation Complications Ind
Yes
Low Flow Ind
Yes
Pipeline Function
Transmission System
Scada In Place Ind
Yes
Scada Operating Ind
Yes
Scada Functional Ind
Yes
Scada Detection Ind
No
Scada Conf Ind
No
Accident Identifier
Notification From Public
Investigation Status
Yes, specify investigation result(s): (select all that apply)
Invest No Control Room Ind
Yes
Invest No Controller Ind
Yes
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
Not Cut Open
Int Water Acid Ind
Yes
Int Field Exam Basis Ind
Yes
Int Low Point Pipe Loc Ind
Yes
Int Drop Out Loc Ind
Yes
Corrosion Inhibitors
No
Corrosion Lining
No
Cleaning Dewatering
Not Applicable - Not Mainline Pipe
Corrosion Coupons
Not Applicable - Not Mainline Pipe
Collected Data Ind
No
Has Hydrtst Conduc Before Ind
No
Direct Asmnt Conducted
No
Non Destructive Exam Ind
No
Preparer Name
L**** S******
Preparer Title
Compliance Engineer
Preparer Email
L************@t**********.com
Preparer Telephone
832-320-5305
Preparer Fax
832-320-6305
Authorizer Name
L**** S******
Authorizer Telephone
832-392-5209
Authorizer Email
No Email Address
Narrative
A suspected leak on transcanada's 8-in line 708, cameron parish, louisiana was reported to the company by some fishermen on november 11, 2010. The leak was located in the marsh and was verified by company personnel. The line was isolated and blown down slowly. A subsequent investigation revealed that internal corrosion was the most likely cause of the leak. At this time, it is not antidipated that the line will be needed for service and therefore a repair plan is not imminent. Therefore, a plan to abandon the line will be developed.
| Report Received Date | 2010-12-06 00:00:00 |
|---|---|
| Iyear | 2010 |
| Report Number | 20100097 |
| Supplemental Number | 15450 |
| Report Type | Supplemental Final |
| Operator Id | 405 PHMSA Enforcement |
| Name | Anr Pipeline Co |
| Operator Street Address | 717 Texas Ave. |
| Operator City Name | Houston |
| Operator State Abbreviation | TX |
| Operator Postal Code | 77002 |
| Local Datetime | 2010-11-11 09:30:00 |
| Location Latitude | 29.86305 Google Maps OpenStreetMap |
| Location Longitude | -93.06915 Google Maps OpenStreetMap |
| Nrc Rpt Num | 959610 NRC Report How to search |
| Nrc Rpt Datetime | 2010-11-11 11:00:00 |
| Commodity Released Type | Natural Gas |
| Unintentional Release | 1000 |
| Fatality Ind | No |
| Fatal | 0 |
| Injury Ind | No |
| Injure | 0 |
| Shutdown Due Accident Ind | No |
| Ignite Ind | No |
| Explode Ind | No |
| On Off Shore | Onshore |
| Onshore State Abbreviation | La |
| Onshore Postal Code | 70743 |
| Onshore City Name | Grand Chenier |
| Onshore County Name | Cameron |
| Federal | No |
| Location Type | Pipeline Right-Of-Way |
| Incident Area Type | Underground |
| Incident Area Subtype | Under Soil |
| Depth Of Cover | 36 |
| Crossing | No |
| Pipe Facility Type | Interstate |
| System Part Involved | Onshore Pipeline, Including Valve Sites |
| Item Involved | Pipe |
| Pipe Type | Pipe Body |
| Pipe Diameter | 8.625 |
| Pipe Wall Thickness | 0.25 |
| Pipe Smys | 35000 |
| Pipe Specification | Api |
| Pipe Seam Type | Other |
| Pipe Seam Details | Unknown |
| Pipe Manufacturer | Republic Steel |
| Pipe Coating Type | Coal Tar |
| Installation Year | 1956 |
| Manufactured Year | 1956 |
| Material Involved | Carbon Steel |
| Release Type | Leak |
| Leak Type | Pinhole |
| Class Location Type | Class 1 Location |
| Could Be Hca | No |
| Pir Radius | 191 |
| Heat Damage Ind | No |
| Non Heat Damage Ind | No |
| Hca Fatalities Ind | No |
| Est Cost Oper Paid | 0 |
| Est Cost Unintentional Release | 10000 |
| Est Cost Intentional Release | 0 |
| Est Cost Prop Damage | 55000 |
| Est Cost Emergency | 5000 |
| Est Cost Other | 0 |
| Prpty | 70000 |
| Accident Psig | 775 |
| Mop Psig | 1090 |
| 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 | 14000 |
| Internal Inspection Ind | No |
| Other Inspection Ind | Yes |
| Internal Inspection Details | Pipeline Was Not Designed To Be Piggable (Pre-1970). |
| Operation Complications Ind | Yes |
| Low Flow Ind | Yes |
| Pipeline Function | Transmission System |
| Scada In Place Ind | Yes |
| Scada Operating Ind | Yes |
| Scada Functional Ind | Yes |
| Scada Detection Ind | No |
| Scada Conf Ind | No |
| Accident Identifier | Notification From Public |
| Investigation Status | Yes, specify investigation result(s): (select all that apply) |
| Invest No Control Room Ind | Yes |
| Invest No Controller Ind | Yes |
| 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 | Not Cut Open |
| Int Water Acid Ind | Yes |
| Int Field Exam Basis Ind | Yes |
| Int Low Point Pipe Loc Ind | Yes |
| Int Drop Out Loc Ind | Yes |
| Corrosion Inhibitors | No |
| Corrosion Lining | No |
| Cleaning Dewatering | Not Applicable - Not Mainline Pipe |
| Corrosion Coupons | Not Applicable - Not Mainline Pipe |
| Collected Data Ind | No |
| Has Hydrtst Conduc Before Ind | No |
| Direct Asmnt Conducted | No |
| Non Destructive Exam Ind | No |
| Preparer Name | L**** S****** |
| Preparer Title | Compliance Engineer |
| Preparer Email | L************@t**********.com |
| Preparer Telephone | 832-320-5305 |
| Preparer Fax | 832-320-6305 |
| Authorizer Name | L**** S****** |
| Authorizer Telephone | 832-392-5209 |
| Authorizer Email | No Email Address |
| Narrative | A suspected leak on transcanada's 8-in line 708, cameron parish, louisiana was reported to the company by some fishermen on november 11, 2010. The leak was located in the marsh and was verified by company personnel. The line was isolated and blown down slowly. A subsequent investigation revealed that internal corrosion was the most likely cause of the leak. At this time, it is not antidipated that the line will be needed for service and therefore a repair plan is not imminent. Therefore, a plan to abandon the line will be developed. |
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