Incident details
Operator, cause, commodity and consequences with raw source fields.
GD incident on 2015-08-07 — MO
Operator
Missouri Gas Energy
Cause
Other Incident Cause
Commodity
Natural Gas
Program
GD
Damage and Injuries
0 fatalities
0 injuries
Property damage (nominal)
$124,360
Incident datetime
2015-08-07 04:07
Report number
Location
MO, JACKSON
Narrative
The local water utility worker mistakenly operated (opened) a natural gas distribution system valve, bypassing a regulator station. The system became overpressurized, creating several cracks and a hole in a 16-inch cast iron main. Natural gas service was maintained to all customers served by the line while it was being repaired. Subsequent to the event, the lid of the associated valve box was marked with yellow paint and a valve cap labeled "gas valve" was placed over the valve key.
Detailed record list
Occurred At
2015-08-07 04:07:00
Year
2015
Report Received Date
2015-09-04 00:00:00
Iyear
2015.0
Report Number
20150087.0
Supplemental Number
16293.0
Report Type
Supplemental Final
Operator Id
30769
Name
Missouri Gas Energy
Operator Street Address
700 Market Street
Operator City Name
Saint Louis
Operator State Abbreviation
MO
Operator Postal Code
63101
Local Datetime
2015-08-07 03:30:00
Location Street Address
E. Truman Rd. And Wabash
Location City Name
Kansas City
Location County Name
Jackson
Location State Abbreviation
MO
Location Postal Code
64127
Location Latitude
39.09483
Location Longitude
-94.55277
Nrc Rpt Datetime
2015-08-07 08:01:00
Nrc Rpt Num
1124968
Commodity Released Type
Natural Gas
Unintentional Release
4066.0
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Ignite Ind
No
Explode Ind
No
Num Pub Evacuated
2.0
Incident Identified Datetime
2015-08-07 04:07:00
On Site Datetime
2015-08-07 04:45:00
Federal
No
Location Type
Operator-Controlled Property
Incident Area Type
Underground
Incident Area Subtype
Under Pavement
Depth Of Cover
43.0
Crossing
No
Pipe Facility Type
Privately Owned
System Part Involved
Main
Installation Year
1902.0
Pipe Diameter
16.0
Pipe Specification
Unknown
Pipe Manufacturer
Unknown
Material Involved
Cast/wrought Iron
Release Type
Leak
Leak Type
Crack
Class Location Type
Class 3 Location
Est Cost Oper Paid
0.0
Est Cost Prop Damage
124360.0
Est Cost Emergency
500.0
Est Cost Other
0.0
Est Cost Unintentional Release
21357.0
Prpty
146217.0
Commercial Affected
0.0
Industrial Affected
0.0
Residences Affected
466.0
Accident Psig
44.0
Normal Psig
23.0
Mop Psig
25.0
Accident Pressure
Pressure Exceeded The Applicable Allowance In 192.201
Scada In Place Ind
Yes
Scada Operating Ind
Yes
Scada Functional Ind
Yes
Scada Detection Ind
Yes
Scada Conf Ind
Yes
Accident Identifier
Scada-Based Information (Such As Alarm(S), Alert(S), Event(S), And/or Volume Or Pack Calculations)
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 responded to the alarms by taking prompt remedial action. Additionally, the local water utility confirmed mistakenly operating the gas valve in line with the incident.
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Other Incident Cause
Cause Details
Miscellaneous
Other Type
Miscellaneous
Misc Details
The Local Water Utility Mistakenly Operated A Gas Valve Bypassing A Regulator. The System Became Overpressurized Creating Several Cracks And A Hole In A 16 Inch Cast Iron Main.
Preparer Name
P****** S*******
Preparer Title
Manager Of Pipeline Safety And Compliance
Preparer Email
P***************@t**************.com
Preparer Telephone
(314) 349-2936
Authorizer Name
C**** R* H********
Authorizer Title
Vice President Of Operations Services
Authorizer Telephone
(314) 349-2972
Authorizer Email
C**************@t**************.com
Narrative
The local water utility worker mistakenly operated (opened) a natural gas distribution system valve, bypassing a regulator station. The system became overpressurized, creating several cracks and a hole in a 16-inch cast iron main. Natural gas service was maintained to all customers served by the line while it was being repaired. Subsequent to the event, the lid of the associated valve box was marked with yellow paint and a valve cap labeled "gas valve" was placed over the valve key.
| Occurred At | 2015-08-07 04:07:00 |
|---|---|
| Year | 2015 |
| Report Received Date | 2015-09-04 00:00:00 |
| Iyear | 2015.0 |
| Report Number | 20150087.0 |
| Supplemental Number | 16293.0 |
| Report Type | Supplemental Final |
| Operator Id | 30769 PHMSA Enforcement |
| Name | Missouri Gas Energy |
| Operator Street Address | 700 Market Street |
| Operator City Name | Saint Louis |
| Operator State Abbreviation | MO |
| Operator Postal Code | 63101 |
| Local Datetime | 2015-08-07 03:30:00 |
| Location Street Address | E. Truman Rd. And Wabash |
| Location City Name | Kansas City |
| Location County Name | Jackson |
| Location State Abbreviation | MO |
| Location Postal Code | 64127 |
| Location Latitude | 39.09483 Google Maps OpenStreetMap |
| Location Longitude | -94.55277 Google Maps OpenStreetMap |
| Nrc Rpt Datetime | 2015-08-07 08:01:00 |
| Nrc Rpt Num | 1124968 NRC Report How to search |
| Commodity Released Type | Natural Gas |
| Unintentional Release | 4066.0 |
| Fatality Ind | No |
| Fatal | 0 |
| Injury Ind | No |
| Injure | 0 |
| Ignite Ind | No |
| Explode Ind | No |
| Num Pub Evacuated | 2.0 |
| Incident Identified Datetime | 2015-08-07 04:07:00 |
| On Site Datetime | 2015-08-07 04:45:00 |
| Federal | No |
| Location Type | Operator-Controlled Property |
| Incident Area Type | Underground |
| Incident Area Subtype | Under Pavement |
| Depth Of Cover | 43.0 |
| Crossing | No |
| Pipe Facility Type | Privately Owned |
| System Part Involved | Main |
| Installation Year | 1902.0 |
| Pipe Diameter | 16.0 |
| Pipe Specification | Unknown |
| Pipe Manufacturer | Unknown |
| Material Involved | Cast/wrought Iron |
| Release Type | Leak |
| Leak Type | Crack |
| Class Location Type | Class 3 Location |
| Est Cost Oper Paid | 0.0 |
| Est Cost Prop Damage | 124360.0 |
| Est Cost Emergency | 500.0 |
| Est Cost Other | 0.0 |
| Est Cost Unintentional Release | 21357.0 |
| Prpty | 146217.0 |
| Commercial Affected | 0.0 |
| Industrial Affected | 0.0 |
| Residences Affected | 466.0 |
| Accident Psig | 44.0 |
| Normal Psig | 23.0 |
| Mop Psig | 25.0 |
| Accident Pressure | Pressure Exceeded The Applicable Allowance In 192.201 |
| Scada In Place Ind | Yes |
| Scada Operating Ind | Yes |
| Scada Functional Ind | Yes |
| Scada Detection Ind | Yes |
| Scada Conf Ind | Yes |
| Accident Identifier | Scada-Based Information (Such As Alarm(S), Alert(S), Event(S), And/or Volume Or Pack Calculations) |
| 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 responded to the alarms by taking prompt remedial action. Additionally, the local water utility confirmed mistakenly operating the gas valve in line with the incident. |
| Employee Drug Test Ind | No |
| Contractor Drug Test Ind | No |
| Cause | Other Incident Cause |
| Cause Details | Miscellaneous |
| Other Type | Miscellaneous |
| Misc Details | The Local Water Utility Mistakenly Operated A Gas Valve Bypassing A Regulator. The System Became Overpressurized Creating Several Cracks And A Hole In A 16 Inch Cast Iron Main. |
| Preparer Name | P****** S******* |
| Preparer Title | Manager Of Pipeline Safety And Compliance |
| Preparer Email | P***************@t**************.com |
| Preparer Telephone | (314) 349-2936 |
| Authorizer Name | C**** R* H******** |
| Authorizer Title | Vice President Of Operations Services |
| Authorizer Telephone | (314) 349-2972 |
| Authorizer Email | C**************@t**************.com |
| Narrative | The local water utility worker mistakenly operated (opened) a natural gas distribution system valve, bypassing a regulator station. The system became overpressurized, creating several cracks and a hole in a 16-inch cast iron main. Natural gas service was maintained to all customers served by the line while it was being repaired. Subsequent to the event, the lid of the associated valve box was marked with yellow paint and a valve cap labeled "gas valve" was placed over the valve key. |
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