Incident details
Operator, cause, commodity and consequences with raw source fields.
GD incident on 2012-12-12 — TX
Operator
Centerpoint Energy Resources Corporation
Cause
Incorrect Operation
Commodity
Natural Gas
Program
GD
Damage and Injuries
0 fatalities
0 injuries
Property damage (nominal)
$2,500
Incident datetime
2012-12-12 19:10
Report number
Location
TX, HARRIS
Narrative
While attempting to remove a 1 1/4" x 1" steel bushing from an 1 1/4" x 1 1/4" lock wing valve, said valve became separated from service riser and escaping gas was ignited by unknown ignition source causing damage to (2) single family dwellings.
Detailed record list
Occurred At
2012-12-12 19:10:00
Year
2012
Report Received Date
2013-01-10 00:00:00
Iyear
2012.0
Report Number
20130002.0
Supplemental Number
15577.0
Report Type
Original Final
Operator Id
4499
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
2012-12-12 19:10:00
Location Street Address
121 Obion Rd
Location City Name
Houston
Location County Name
Harris
Location State Abbreviation
TX
Location Postal Code
77076
Location Latitude
29.212384
Location Longitude
-95.39894
Nrc Rpt Datetime
2012-12-12 23:00:00
Nrc Rpt Num
1033081
Commodity Released Type
Natural Gas
Unintentional Release
155.0
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Ignite Ind
Yes
Explode Ind
No
Num Pub Evacuated
2.0
Incident Identified Datetime
2012-12-12 19:10:00
On Site Datetime
2012-12-12 19:10:00
Federal
No
Location Type
Private Property
Incident Area Type
Aboveground
Incident Area Subtype
Typical Aboveground Facility Piping Or Appurtenance (E.g. Value Or Regulator Station, Outdoor Meter Set)
Crossing
No
Pipe Facility Type
Privately Owned
System Part Involved
Service Riser
Installation Year
1951.0
Material Involved
Steel
Steel Seam Type
Other
Steel Seam Type Details
Unknown
Wt Steel
1.38
Release Type
Other
Release Type Details
Lock Wing Valve Separated From Riser.
Class Location Type
Class 3 Location
Est Cost Oper Paid
150000.0
Est Cost Prop Damage
2500.0
Est Cost Emergency
5000.0
Est Cost Other
0.0
Est Cost Unintentional Release
921.0
Prpty
158421.0
Commercial Affected
0.0
Industrial Affected
0.0
Residences Affected
1.0
Accident Psig
48.0
Normal Psig
48.0
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
Local Operating Personnel, Including Contractors
Operator Type
Operator Employee
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 control room or controllers actions were not responsible for this release
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Incorrect Operation
Cause Details
Other Incorrect Operation
Operation Type
Other Incorrect Operation
Operation Details
Lock Wing Valve Inadvertently Separated From Riser While Attempting To Remove Bushing.
Related Other Ind
Yes
Operation Related Details
Lock Wing Valve Inadvertently Separated From Riser While Attempting To Remove Bushing.
Category Type
Construction
Operator Qualification Ind
Yes
Qualified Individuals
Yes, They Were Qualified For The Task(S)
Preparer Name
L***** J* D********
Preparer Title
Advanced Operations Coordinator
Preparer Email
L***************@c****************.com
Preparer Telephone
7139677325
Preparer Fax
7139677307
Authorizer Name
S**** Y********
Authorizer Title
Director Of Operations
Authorizer Telephone
7132075100
Authorizer Email
S**************@c****************.com
Narrative
While attempting to remove a 1 1/4" x 1" steel bushing from an 1 1/4" x 1 1/4" lock wing valve, said valve became separated from service riser and escaping gas was ignited by unknown ignition source causing damage to (2) single family dwellings.
| Occurred At | 2012-12-12 19:10:00 |
|---|---|
| Year | 2012 |
| Report Received Date | 2013-01-10 00:00:00 |
| Iyear | 2012.0 |
| Report Number | 20130002.0 |
| Supplemental Number | 15577.0 |
| 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 | 2012-12-12 19:10:00 |
| Location Street Address | 121 Obion Rd |
| Location City Name | Houston |
| Location County Name | Harris |
| Location State Abbreviation | TX |
| Location Postal Code | 77076 |
| Location Latitude | 29.212384 Google Maps OpenStreetMap |
| Location Longitude | -95.39894 Google Maps OpenStreetMap |
| Nrc Rpt Datetime | 2012-12-12 23:00:00 |
| Nrc Rpt Num | 1033081 NRC Report How to search |
| Commodity Released Type | Natural Gas |
| Unintentional Release | 155.0 |
| Fatality Ind | No |
| Fatal | 0 |
| Injury Ind | No |
| Injure | 0 |
| Ignite Ind | Yes |
| Explode Ind | No |
| Num Pub Evacuated | 2.0 |
| Incident Identified Datetime | 2012-12-12 19:10:00 |
| On Site Datetime | 2012-12-12 19:10:00 |
| Federal | No |
| Location Type | Private Property |
| Incident Area Type | Aboveground |
| Incident Area Subtype | Typical Aboveground Facility Piping Or Appurtenance (E.g. Value Or Regulator Station, Outdoor Meter Set) |
| Crossing | No |
| Pipe Facility Type | Privately Owned |
| System Part Involved | Service Riser |
| Installation Year | 1951.0 |
| Material Involved | Steel |
| Steel Seam Type | Other |
| Steel Seam Type Details | Unknown |
| Wt Steel | 1.38 |
| Release Type | Other |
| Release Type Details | Lock Wing Valve Separated From Riser. |
| Class Location Type | Class 3 Location |
| Est Cost Oper Paid | 150000.0 |
| Est Cost Prop Damage | 2500.0 |
| Est Cost Emergency | 5000.0 |
| Est Cost Other | 0.0 |
| Est Cost Unintentional Release | 921.0 |
| Prpty | 158421.0 |
| Commercial Affected | 0.0 |
| Industrial Affected | 0.0 |
| Residences Affected | 1.0 |
| Accident Psig | 48.0 |
| Normal Psig | 48.0 |
| 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 | Local Operating Personnel, Including Contractors |
| Operator Type | Operator Employee |
| 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 control room or controllers actions were not responsible for this release |
| Employee Drug Test Ind | No |
| Contractor Drug Test Ind | No |
| Cause | Incorrect Operation |
| Cause Details | Other Incorrect Operation |
| Operation Type | Other Incorrect Operation |
| Operation Details | Lock Wing Valve Inadvertently Separated From Riser While Attempting To Remove Bushing. |
| Related Other Ind | Yes |
| Operation Related Details | Lock Wing Valve Inadvertently Separated From Riser While Attempting To Remove Bushing. |
| Category Type | Construction |
| Operator Qualification Ind | Yes |
| Qualified Individuals | Yes, They Were Qualified For The Task(S) |
| Preparer Name | L***** J* D******** |
| Preparer Title | Advanced Operations Coordinator |
| Preparer Email | L***************@c****************.com |
| Preparer Telephone | 7139677325 |
| Preparer Fax | 7139677307 |
| Authorizer Name | S**** Y******** |
| Authorizer Title | Director Of Operations |
| Authorizer Telephone | 7132075100 |
| Authorizer Email | S**************@c****************.com |
| Narrative | While attempting to remove a 1 1/4" x 1" steel bushing from an 1 1/4" x 1 1/4" lock wing valve, said valve became separated from service riser and escaping gas was ignited by unknown ignition source causing damage to (2) single family dwellings. |
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