GD incident on 2014-11-19 — TX

Operator
Centerpoint Energy Resources Corporation
Cause
Other Outside Force Damage
Commodity
Natural Gas
Program
GD
Damage and Injuries
0 fatalities 0 injuries
Property damage (nominal)
$27,173
Incident datetime
2014-11-19 21:15
Report number
Location
TX, FT BEND
Narrative
Smell of gas reported inside and outside residence at 2808 avenue f, investigation resulted in gas being detected inside the sanitary sewer system. Approximately 80 homes were evacuated of approximately (250) personnel while ongoing investigation was conducted. Source of gas leak was discovered and secured at jenetta & avenue f and the gas was shut off at 0800 am on 11/20/2014. Permanent repairs were completed and the gas restored to the main at 1500 hours on 11/20/2014 with customer relites at that time. Previously unknown 3rd-party damage to pipe at 800 jenetta & ave f at unknown time resulted in stress factors causing the pipe to crack and leak.
Detailed record list
Occurred At
2014-11-19 21:15:00
Year
2014
Report Received Date
2014-12-16 00:00:00
Iyear
2014.0
Report Number
20140113.0
Supplemental Number
15985.0
Report Type
Original Final
Operator Id
Name
Centerpoint Energy Resources Corporation
Operator Street Address
1111 Louisiana St
Operator City Name
Houston
Operator State Abbreviation
TX
Operator Postal Code
77002
Local Datetime
2014-11-19 21:15:00
Location Street Address
2808 Avenue F
Location City Name
Rosenberg
Location County Name
Ft Bend
Location State Abbreviation
TX
Location Postal Code
77471
Location Latitude
Location Longitude
Nrc Rpt Datetime
2014-11-19 22:52:00
Nrc Rpt Num
Commodity Released Type
Natural Gas
Unintentional Release
6.35
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Ignite Ind
No
Explode Ind
No
Num Pub Evacuated
250.0
Incident Identified Datetime
2014-11-19 21:15:00
On Site Datetime
2014-11-19 21:15:00
Federal
No
Location Type
Utility Right-Of-Way / Easement
Incident Area Type
Underground
Incident Area Subtype
Under Pavement
Depth Of Cover
36.0
Crossing
No
Pipe Facility Type
Privately Owned
System Part Involved
Main
Installation Year
1925.0
Pipe Diameter
2.0
Pipe Specification
Unknown
Pipe Manufacturer
Unknown
Material Involved
Steel
Steel Seam Type
Other
Steel Seam Type Details
Unknown
Wt Steel
0.154
Release Type
Leak
Leak Type
Crack
Class Location Type
Class 3 Location
Est Cost Oper Paid
0.0
Est Cost Prop Damage
27173.0
Est Cost Emergency
2596.0
Est Cost Other
0.0
Est Cost Unintentional Release
42.0
Prpty
29811.0
Commercial Affected
0.0
Industrial Affected
0.0
Residences Affected
168.0
Accident Psig
42.6
Normal Psig
42.6
Mop Psig
60.0
Accident Pressure
Pressure Did Not Exceed Maop
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 Emergency Responder
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
Release did not exceed detection thresgolds of system
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
A Dent At The Failure Site Caused A Crack To Initiate At The Inner Surface Of The Pipe. Over Time Thermal And Ground Stresses Allowed The Crack To Propagate.
Preparer Name
L***** J* D********
Preparer Title
Compliance Coordinator Ii
Preparer Email
L***************@c****************.com
Preparer Telephone
713-967-7325
Preparer Fax
713-967-7307
Authorizer Name
S**** Y********
Authorizer Title
Regional Operations Director
Authorizer Telephone
713-207-5700
Authorizer Email
S**************@c****************.com
Narrative
Smell of gas reported inside and outside residence at 2808 avenue f, investigation resulted in gas being detected inside the sanitary sewer system. Approximately 80 homes were evacuated of approximately (250) personnel while ongoing investigation was conducted. Source of gas leak was discovered and secured at jenetta & avenue f and the gas was shut off at 0800 am on 11/20/2014. Permanent repairs were completed and the gas restored to the main at 1500 hours on 11/20/2014 with customer relites at that time. Previously unknown 3rd-party damage to pipe at 800 jenetta & ave f at unknown time resulted in stress factors causing the pipe to crack and leak.
Occurred At 2014-11-19 21:15:00
Year 2014
Report Received Date 2014-12-16 00:00:00
Iyear 2014.0
Report Number 20140113.0
Supplemental Number 15985.0
Report Type Original Final
Operator Id 4499 PHMSA Enforcement
Name Centerpoint Energy Resources Corporation
Operator Street Address 1111 Louisiana St
Operator City Name Houston
Operator State Abbreviation TX
Operator Postal Code 77002
Local Datetime 2014-11-19 21:15:00
Location Street Address 2808 Avenue F
Location City Name Rosenberg
Location County Name Ft Bend
Location State Abbreviation TX
Location Postal Code 77471
Location Latitude 29.60675 Google Maps OpenStreetMap
Location Longitude -95.792358 Google Maps OpenStreetMap
Nrc Rpt Datetime 2014-11-19 22:52:00
Nrc Rpt Num 1101512 NRC Report How to search
Commodity Released Type Natural Gas
Unintentional Release 6.35
Fatality Ind No
Fatal 0
Injury Ind No
Injure 0
Ignite Ind No
Explode Ind No
Num Pub Evacuated 250.0
Incident Identified Datetime 2014-11-19 21:15:00
On Site Datetime 2014-11-19 21:15:00
Federal No
Location Type Utility Right-Of-Way / Easement
Incident Area Type Underground
Incident Area Subtype Under Pavement
Depth Of Cover 36.0
Crossing No
Pipe Facility Type Privately Owned
System Part Involved Main
Installation Year 1925.0
Pipe Diameter 2.0
Pipe Specification Unknown
Pipe Manufacturer Unknown
Material Involved Steel
Steel Seam Type Other
Steel Seam Type Details Unknown
Wt Steel 0.154
Release Type Leak
Leak Type Crack
Class Location Type Class 3 Location
Est Cost Oper Paid 0.0
Est Cost Prop Damage 27173.0
Est Cost Emergency 2596.0
Est Cost Other 0.0
Est Cost Unintentional Release 42.0
Prpty 29811.0
Commercial Affected 0.0
Industrial Affected 0.0
Residences Affected 168.0
Accident Psig 42.6
Normal Psig 42.6
Mop Psig 60.0
Accident Pressure Pressure Did Not Exceed Maop
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 Emergency Responder
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 Release did not exceed detection thresgolds of system
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 A Dent At The Failure Site Caused A Crack To Initiate At The Inner Surface Of The Pipe. Over Time Thermal And Ground Stresses Allowed The Crack To Propagate.
Preparer Name L***** J* D********
Preparer Title Compliance Coordinator Ii
Preparer Email L***************@c****************.com
Preparer Telephone 713-967-7325
Preparer Fax 713-967-7307
Authorizer Name S**** Y********
Authorizer Title Regional Operations Director
Authorizer Telephone 713-207-5700
Authorizer Email S**************@c****************.com
Narrative Smell of gas reported inside and outside residence at 2808 avenue f, investigation resulted in gas being detected inside the sanitary sewer system. Approximately 80 homes were evacuated of approximately (250) personnel while ongoing investigation was conducted. Source of gas leak was discovered and secured at jenetta & avenue f and the gas was shut off at 0800 am on 11/20/2014. Permanent repairs were completed and the gas restored to the main at 1500 hours on 11/20/2014 with customer relites at that time. Previously unknown 3rd-party damage to pipe at 800 jenetta & ave f at unknown time resulted in stress factors causing the pipe to crack and leak.

All rights reserved. Copyright © by ClearPHMSA