Incident details
Operator, cause, commodity and consequences with raw source fields.
GD incident on 2018-04-26 — OK
Operator
Cleveland Gas Dept
Cause
Incorrect Operation
Commodity
Natural Gas
Program
GD
Damage and Injuries
0 fatalities
2 injuries
Property damage (nominal)
$1,000
Incident datetime
2018-04-26 08:00
Report number
Location
OK, PAWNEE
Narrative
The city of cleveland received notification from a public source of the leak on 25 april 18. The leak was located by operator on 25 april 18 at approx. 1600hrs. Leak was deemed as a class 2 leak by the operator on 25 april 18. No cgi readings were taken or migration study done to properly classify the leak. Personnel responded on 26 april 18 at approx. 1300hrs to begin repair operations. No cgi readings were being taken during the repair operations of the pipeline. The leak was excavated by a qualified personnel member. After the steel pipeline and leak was exposed four qualified personnel members began the repair process. Personnel members 1 & 2 were cleaning the coating on the pipeline to prepare for a repair clamp. Personnel member 3 was supervising the repair process. Personnel member 4 was using a steel file to prepare the steel pipeline for cathodic anode installation. The initial attempt to tighten clamp was unsuccessful to seal the leak. Torque wrench was not used in the installation of clamp. Personnel member 3 then changed positions with personnel member 1. While moving clamp in an attempt to seal the leak, ignition of gas occurred. Unknown source caused the ignition of the gas. Personnel member 2 had cell phone on his person near the source of leak. Personnel member 4 had two cell phones near the source of leak. Personnel member 2,3,4 were transported to hospital for burn injuries. Personnel members 2 was treated and released shortly before midnight on 26 april 18. Personnel members 3 and 4 spent several days in burn unit at tulsa hospital. Personnel member 5 who arrived after ignition of gas was sent and checked at local hospital for general sickness. It is apparent the proper procedure for leak classifications was not followed and that repair procedures are inadequate. The city of mannford was called in to assist with the leak repair. The city of mannford has prepared a written statement of their actions taken in the repair of the pipeline. The statement is available upon request.
Detailed record list
Occurred At
2018-04-26 08:00:00
Year
2018
Report Received Date
2018-05-30 00:00:00
Iyear
2018.0
Report Number
20180060.0
Supplemental Number
30463.0
Report Type
Supplemental Final
Operator Id
2492
Name
Cleveland Gas Dept
Operator Street Address
201 N Broadway/po Drawer 190
Operator City Name
Cleveland
Operator State Abbreviation
OK
Operator Postal Code
74020
Local Datetime
2018-04-26 15:40:00
Location Street Address
501 N. Broadway
Location City Name
Cleveland
Location County Name
Pawnee
Location State Abbreviation
OK
Location Postal Code
74020
Location Latitude
36.31315
Location Longitude
-96.463191
Nrc Rpt Datetime
2018-04-26 21:08:00
Nrc Rpt Num
1210439
Commodity Released Type
Natural Gas
Unintentional Release
67.5
Fatality Ind
No
Fatal
0
Injury Ind
Yes
Num Emp Injuries
2
Num Contr Injuries
0
Num Er Injuries
0
Num Worker Injuries
0
Num Gp Injuries
0
Injure
2
Ignite Ind
Yes
Explode Ind
No
Num Pub Evacuated
50.0
Incident Identified Datetime
2018-04-26 08:00:00
On Site Datetime
2018-04-26 08:30:00
Federal
No
Location Type
Utility Right-Of-Way / Easement
Incident Area Type
Underground
Incident Area Subtype
Exposed Due To Excavation
Depth Of Cover
84.0
Crossing
No
Pipe Facility Type
Municipally Owned
System Part Involved
Main
Pipe Diameter
2.0
Pipe Specification
Coded
Pipe Manufacturer
Unknown
Material Involved
Steel
Release Type
Leak
Leak Type
Pinhole
Class Location Type
Class 2 Location
Est Cost Oper Paid
0.0
Est Cost Prop Damage
1000.0
Est Cost Emergency
500.0
Est Cost Other
0.0
Est Cost Other Details
Total Cost Of Repairs And Emergency Personnel.
Est Cost Unintentional Release
270.0
Prpty
1770.0
Commercial Affected
1.0
Industrial Affected
0.0
Residences Affected
1.0
Accident Psig
20.0
Normal Psig
20.0
Mop Psig
25.0
Accident Pressure
Pressure Did Not Exceed Maop
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
Incorrect Operation
Cause Details
Other Incorrect Operation
Operation Type
Other Incorrect Operation
Operation Details
Failure To Follow Procedure For Proper Classification Of Leak And Inadequate Repair Procedures.
Related Inadequate Proc Ind
Yes
Related Failure Follow Ind
Yes
Category Type
Other Maintenance
Operator Qualification Ind
Yes
Qualified Individuals
Yes, They Were Qualified For The Task(S)
Preparer Name
C****** E* S****
Preparer Title
Cheif Of Police
Preparer Email
C*****@c****************.com
Preparer Telephone
918-358-3506
Preparer Fax
918-358-3600
Authorizer Name
E**** S****
Authorizer Title
City Manager
Authorizer Telephone
918-358-3506
Authorizer Email
E*********@h******.com
Narrative
The city of cleveland received notification from a public source of the leak on 25 april 18. The leak was located by operator on 25 april 18 at approx. 1600hrs. Leak was deemed as a class 2 leak by the operator on 25 april 18. No cgi readings were taken or migration study done to properly classify the leak. Personnel responded on 26 april 18 at approx. 1300hrs to begin repair operations. No cgi readings were being taken during the repair operations of the pipeline. The leak was excavated by a qualified personnel member. After the steel pipeline and leak was exposed four qualified personnel members began the repair process. Personnel members 1 & 2 were cleaning the coating on the pipeline to prepare for a repair clamp. Personnel member 3 was supervising the repair process. Personnel member 4 was using a steel file to prepare the steel pipeline for cathodic anode installation. The initial attempt to tighten clamp was unsuccessful to seal the leak. Torque wrench was not used in the installation of clamp. Personnel member 3 then changed positions with personnel member 1. While moving clamp in an attempt to seal the leak, ignition of gas occurred. Unknown source caused the ignition of the gas. Personnel member 2 had cell phone on his person near the source of leak. Personnel member 4 had two cell phones near the source of leak. Personnel member 2,3,4 were transported to hospital for burn injuries. Personnel members 2 was treated and released shortly before midnight on 26 april 18. Personnel members 3 and 4 spent several days in burn unit at tulsa hospital. Personnel member 5 who arrived after ignition of gas was sent and checked at local hospital for general sickness. It is apparent the proper procedure for leak classifications was not followed and that repair procedures are inadequate. The city of mannford was called in to assist with the leak repair. The city of mannford has prepared a written statement of their actions taken in the repair of the pipeline. The statement is available upon request.
| Occurred At | 2018-04-26 08:00:00 |
|---|---|
| Year | 2018 |
| Report Received Date | 2018-05-30 00:00:00 |
| Iyear | 2018.0 |
| Report Number | 20180060.0 |
| Supplemental Number | 30463.0 |
| Report Type | Supplemental Final |
| Operator Id | 2492 PHMSA Enforcement |
| Name | Cleveland Gas Dept |
| Operator Street Address | 201 N Broadway/po Drawer 190 |
| Operator City Name | Cleveland |
| Operator State Abbreviation | OK |
| Operator Postal Code | 74020 |
| Local Datetime | 2018-04-26 15:40:00 |
| Location Street Address | 501 N. Broadway |
| Location City Name | Cleveland |
| Location County Name | Pawnee |
| Location State Abbreviation | OK |
| Location Postal Code | 74020 |
| Location Latitude | 36.31315 Google Maps OpenStreetMap |
| Location Longitude | -96.463191 Google Maps OpenStreetMap |
| Nrc Rpt Datetime | 2018-04-26 21:08:00 |
| Nrc Rpt Num | 1210439 NRC Report How to search |
| Commodity Released Type | Natural Gas |
| Unintentional Release | 67.5 |
| Fatality Ind | No |
| Fatal | 0 |
| Injury Ind | Yes |
| Num Emp Injuries | 2 |
| Num Contr Injuries | 0 |
| Num Er Injuries | 0 |
| Num Worker Injuries | 0 |
| Num Gp Injuries | 0 |
| Injure | 2 |
| Ignite Ind | Yes |
| Explode Ind | No |
| Num Pub Evacuated | 50.0 |
| Incident Identified Datetime | 2018-04-26 08:00:00 |
| On Site Datetime | 2018-04-26 08:30:00 |
| Federal | No |
| Location Type | Utility Right-Of-Way / Easement |
| Incident Area Type | Underground |
| Incident Area Subtype | Exposed Due To Excavation |
| Depth Of Cover | 84.0 |
| Crossing | No |
| Pipe Facility Type | Municipally Owned |
| System Part Involved | Main |
| Pipe Diameter | 2.0 |
| Pipe Specification | Coded |
| Pipe Manufacturer | Unknown |
| Material Involved | Steel |
| Release Type | Leak |
| Leak Type | Pinhole |
| Class Location Type | Class 2 Location |
| Est Cost Oper Paid | 0.0 |
| Est Cost Prop Damage | 1000.0 |
| Est Cost Emergency | 500.0 |
| Est Cost Other | 0.0 |
| Est Cost Other Details | Total Cost Of Repairs And Emergency Personnel. |
| Est Cost Unintentional Release | 270.0 |
| Prpty | 1770.0 |
| Commercial Affected | 1.0 |
| Industrial Affected | 0.0 |
| Residences Affected | 1.0 |
| Accident Psig | 20.0 |
| Normal Psig | 20.0 |
| Mop Psig | 25.0 |
| Accident Pressure | Pressure Did Not Exceed Maop |
| 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 | Incorrect Operation |
| Cause Details | Other Incorrect Operation |
| Operation Type | Other Incorrect Operation |
| Operation Details | Failure To Follow Procedure For Proper Classification Of Leak And Inadequate Repair Procedures. |
| Related Inadequate Proc Ind | Yes |
| Related Failure Follow Ind | Yes |
| Category Type | Other Maintenance |
| Operator Qualification Ind | Yes |
| Qualified Individuals | Yes, They Were Qualified For The Task(S) |
| Preparer Name | C****** E* S**** |
| Preparer Title | Cheif Of Police |
| Preparer Email | C*****@c****************.com |
| Preparer Telephone | 918-358-3506 |
| Preparer Fax | 918-358-3600 |
| Authorizer Name | E**** S**** |
| Authorizer Title | City Manager |
| Authorizer Telephone | 918-358-3506 |
| Authorizer Email | E*********@h******.com |
| Narrative | The city of cleveland received notification from a public source of the leak on 25 april 18. The leak was located by operator on 25 april 18 at approx. 1600hrs. Leak was deemed as a class 2 leak by the operator on 25 april 18. No cgi readings were taken or migration study done to properly classify the leak. Personnel responded on 26 april 18 at approx. 1300hrs to begin repair operations. No cgi readings were being taken during the repair operations of the pipeline. The leak was excavated by a qualified personnel member. After the steel pipeline and leak was exposed four qualified personnel members began the repair process. Personnel members 1 & 2 were cleaning the coating on the pipeline to prepare for a repair clamp. Personnel member 3 was supervising the repair process. Personnel member 4 was using a steel file to prepare the steel pipeline for cathodic anode installation. The initial attempt to tighten clamp was unsuccessful to seal the leak. Torque wrench was not used in the installation of clamp. Personnel member 3 then changed positions with personnel member 1. While moving clamp in an attempt to seal the leak, ignition of gas occurred. Unknown source caused the ignition of the gas. Personnel member 2 had cell phone on his person near the source of leak. Personnel member 4 had two cell phones near the source of leak. Personnel member 2,3,4 were transported to hospital for burn injuries. Personnel members 2 was treated and released shortly before midnight on 26 april 18. Personnel members 3 and 4 spent several days in burn unit at tulsa hospital. Personnel member 5 who arrived after ignition of gas was sent and checked at local hospital for general sickness. It is apparent the proper procedure for leak classifications was not followed and that repair procedures are inadequate. The city of mannford was called in to assist with the leak repair. The city of mannford has prepared a written statement of their actions taken in the repair of the pipeline. The statement is available upon request. |
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