GD incident on 2022-05-13 — WV

Operator
Mountaineer Gas Co
Cause
Miscellaneous Root Causes
Commodity
Natural Gas
Program
GD
Damage and Injuries
0 fatalities 1 injury
Property damage (nominal)
$600
Incident datetime
2022-05-13 14:10
Report number
Location
WV, RALEIGH
Narrative
Beckley water company were making a water leak repair and called in an emergency one-call ticket. They did not wait for underground utilities to be located before digging and punctured mountaineer gas company's 2" plastic natural gas distribution pipeline operating near 30 psig. Beckley water company notified mountaineer gas company's dispatch center. Mountaineer employees were dispatched to the scene. While installing a full circle band clamp, two of them were overcome with gas and removed from the leak area by personnel onsite. Mountaineer notified 911 and emergency medical personnel responded to the scene to provide medical treatment. One employee was taken to the hospital in an ambulance and the other was taken to the hospital by another employee. Both employees were given a medical assessment at the hospital, one was admitted to inpatient hospitalization for observation, and the other was released.
Detailed record list
Occurred At
2022-05-13 14:10:00
Year
2022
Report Received Date
2022-06-10 00:00:00
Iyear
2022.0
Report Number
20220039.0
Supplemental Number
36740.0
Report Type
Original Final
Operator Id
Name
Mountaineer Gas Co
Operator Street Address
501 56th St. Se
Operator City Name
Charleston
Operator State Abbreviation
WV
Operator Postal Code
25304
Local Datetime
2022-05-13 20:10:00
Time Zone
Eastern
Daylight Savings Ind
Yes
Location Street Address
611 Whitestick St.
Location City Name
Mabscott
Location County Name
Raleigh
Location State Abbreviation
WV
Location Postal Code
25871
Location Latitude
Location Longitude
Flow Cont Other Ind
Yes
Flow Cont Other Detail
Full-Circle Band Leak Clamp
Nrc Rpt Datetime
2022-05-13 20:13:00
Nrc Rpt Num
Additional Nrc Report Numbers
1336073
Commodity Released Type
Natural Gas
Unintentional Release
14.887
Intentional Release
0.0
Fatality Ind
No
Fatal
0
Injury Ind
Yes
Num Emp Injuries
1
Num Contr Injuries
0
Num Er Injuries
0
Num Worker Injuries
0
Num Gp Injuries
0
Injure
1
Ignite Ind
No
Num Pub Evacuated
0.0
Incident Identified Datetime
2022-05-13 14:10:00
Communication State Fed Ind
Yes
Party Initiated Communication
Operator
Initial Responder Com Datetime
2022-05-13 14:50:00
On Site Datetime
2022-05-13 14:10:00
Federal
No
Location Type
Public Property
Incident Area Type
Underground
Incident Area Subtype
Exposed Due To Excavation
Depth Of Cover
24.0
Other Underground Facilities
No
Crossing
No
Pipe Facility Type
Privately Owned
System Part Involved
Main
Installation Year
1972.0
Pipe Diameter
2.0
Pipe Specification
Unknown
Pipe Manufacturer
Aldyl-A
Material Involved
Plastic
Plastic Type
Polyethylene (Pe)
Plastic Sdr
11
Material Pe Pipe Code
2406
Release Type
Mechanical Puncture
Puncture Axial
1.0
Puncture Circum
1.0
Class Location Type
Class 2 Location
Est Cost Oper Paid
0.0
Est Cost Prop Damage
600.0
Est Cost Emergency
500.0
Est Cost Other
0.0
Gas Cost In Mcf
6.739
Est Cost Unintentional Release
100.0
Est Cost Intentional Release
0.0
Prpty
1200.0
Commercial Affected
0.0
Industrial Affected
0.0
Residences Affected
0.0
Num Persons Hosp Not Ovnght
1.0
Num Injured Treated By Emt
2.0
Num Resident Building Affctd
0.0
Num Business Building Affctd
0.0
Accident Psig
30.0
Normal Psig
30.0
Mop Psig
40.0
Mop Cfr Section
192.619(A)(4)
Maop Established Date
2016-08-24 00:00:00
Accident Pressure
Pressure Did Not Exceed Maop
Gas Odorized System Type
By-Pass
Gas Odorized Lvl Not Msrd Ind
Yes
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 Third Party That Caused The Incident
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 puncture didn't reduce system pressure enough to cause an alarm at gas control.
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Excavation Damage
Cause Details
Excavation Damage By Third Party
Ex Party Type
Excavation Damage By Third Party
Prior Notification Ind
Yes
One Call System Ind
Yes
State Law Exempt Ind
No
Notify Cga Dirt
No
Public Row Ind
Yes
Public Subtype
City Street
Excavator Type
Municipality
Excavator Equipment
Backhoe/trackhoe
Work Performed
Water
One Call Notified Ind
Yes
One Call Ticket Num
2213316772
Locator Type
Facility Owner
Visible Marks
No
Service Interruption
No
Root Cause Category
Miscellaneous Root Causes
Root Cause Type
Root Cause Not Listed (Comment Required)
Root Cause Type Other
Emergency 1 Call Ticket But Did Not Wait For Marks
Preparer Name
P***** K******
Preparer Title
Manager Engineering And Compliance
Preparer Email
P************@m****.com
Preparer Telephone
3043892714
Preparer Fax
3049259605
Local Contact Name
J*** L*****
Local Contact Email
J*********@m****.com
Local Contact Telephone
3046674669
Authorizer Name
T***** W*******
Authorizer Title
Vice President Gas Supply And Technical Services
Authorizer Telephone
3045395740
Authorizer Email
T*************@m****.com
Narrative
Beckley water company were making a water leak repair and called in an emergency one-call ticket. They did not wait for underground utilities to be located before digging and punctured mountaineer gas company's 2" plastic natural gas distribution pipeline operating near 30 psig. Beckley water company notified mountaineer gas company's dispatch center. Mountaineer employees were dispatched to the scene. While installing a full circle band clamp, two of them were overcome with gas and removed from the leak area by personnel onsite. Mountaineer notified 911 and emergency medical personnel responded to the scene to provide medical treatment. One employee was taken to the hospital in an ambulance and the other was taken to the hospital by another employee. Both employees were given a medical assessment at the hospital, one was admitted to inpatient hospitalization for observation, and the other was released.
Occurred At 2022-05-13 14:10:00
Year 2022
Report Received Date 2022-06-10 00:00:00
Iyear 2022.0
Report Number 20220039.0
Supplemental Number 36740.0
Report Type Original Final
Operator Id 12878 PHMSA Enforcement
Name Mountaineer Gas Co
Operator Street Address 501 56th St. Se
Operator City Name Charleston
Operator State Abbreviation WV
Operator Postal Code 25304
Local Datetime 2022-05-13 20:10:00
Time Zone Eastern
Daylight Savings Ind Yes
Location Street Address 611 Whitestick St.
Location City Name Mabscott
Location County Name Raleigh
Location State Abbreviation WV
Location Postal Code 25871
Location Latitude 37.77576 Google Maps OpenStreetMap
Location Longitude -81.21213 Google Maps OpenStreetMap
Flow Cont Other Ind Yes
Flow Cont Other Detail Full-Circle Band Leak Clamp
Nrc Rpt Datetime 2022-05-13 20:13:00
Nrc Rpt Num 1335962 NRC Report How to search
Additional Nrc Report Numbers 1336073
Commodity Released Type Natural Gas
Unintentional Release 14.887
Intentional Release 0.0
Fatality Ind No
Fatal 0
Injury Ind Yes
Num Emp Injuries 1
Num Contr Injuries 0
Num Er Injuries 0
Num Worker Injuries 0
Num Gp Injuries 0
Injure 1
Ignite Ind No
Num Pub Evacuated 0.0
Incident Identified Datetime 2022-05-13 14:10:00
Communication State Fed Ind Yes
Party Initiated Communication Operator
Initial Responder Com Datetime 2022-05-13 14:50:00
On Site Datetime 2022-05-13 14:10:00
Federal No
Location Type Public Property
Incident Area Type Underground
Incident Area Subtype Exposed Due To Excavation
Depth Of Cover 24.0
Other Underground Facilities No
Crossing No
Pipe Facility Type Privately Owned
System Part Involved Main
Installation Year 1972.0
Pipe Diameter 2.0
Pipe Specification Unknown
Pipe Manufacturer Aldyl-A
Material Involved Plastic
Plastic Type Polyethylene (Pe)
Plastic Sdr 11
Material Pe Pipe Code 2406
Release Type Mechanical Puncture
Puncture Axial 1.0
Puncture Circum 1.0
Class Location Type Class 2 Location
Est Cost Oper Paid 0.0
Est Cost Prop Damage 600.0
Est Cost Emergency 500.0
Est Cost Other 0.0
Gas Cost In Mcf 6.739
Est Cost Unintentional Release 100.0
Est Cost Intentional Release 0.0
Prpty 1200.0
Commercial Affected 0.0
Industrial Affected 0.0
Residences Affected 0.0
Num Persons Hosp Not Ovnght 1.0
Num Injured Treated By Emt 2.0
Num Resident Building Affctd 0.0
Num Business Building Affctd 0.0
Accident Psig 30.0
Normal Psig 30.0
Mop Psig 40.0
Mop Cfr Section 192.619(A)(4) View CFR 49 §192
Maop Established Date 2016-08-24 00:00:00
Accident Pressure Pressure Did Not Exceed Maop
Gas Odorized System Type By-Pass
Gas Odorized Lvl Not Msrd Ind Yes
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 Third Party That Caused The Incident
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 puncture didn't reduce system pressure enough to cause an alarm at gas control.
Employee Drug Test Ind No
Contractor Drug Test Ind No
Cause Excavation Damage
Cause Details Excavation Damage By Third Party
Ex Party Type Excavation Damage By Third Party
Prior Notification Ind Yes
One Call System Ind Yes
State Law Exempt Ind No
Notify Cga Dirt No
Public Row Ind Yes
Public Subtype City Street
Excavator Type Municipality
Excavator Equipment Backhoe/trackhoe
Work Performed Water
One Call Notified Ind Yes
One Call Ticket Num 2213316772
Locator Type Facility Owner
Visible Marks No
Service Interruption No
Root Cause Category Miscellaneous Root Causes
Root Cause Type Root Cause Not Listed (Comment Required)
Root Cause Type Other Emergency 1 Call Ticket But Did Not Wait For Marks
Preparer Name P***** K******
Preparer Title Manager Engineering And Compliance
Preparer Email P************@m****.com
Preparer Telephone 3043892714
Preparer Fax 3049259605
Local Contact Name J*** L*****
Local Contact Email J*********@m****.com
Local Contact Telephone 3046674669
Authorizer Name T***** W*******
Authorizer Title Vice President Gas Supply And Technical Services
Authorizer Telephone 3045395740
Authorizer Email T*************@m****.com
Narrative Beckley water company were making a water leak repair and called in an emergency one-call ticket. They did not wait for underground utilities to be located before digging and punctured mountaineer gas company's 2" plastic natural gas distribution pipeline operating near 30 psig. Beckley water company notified mountaineer gas company's dispatch center. Mountaineer employees were dispatched to the scene. While installing a full circle band clamp, two of them were overcome with gas and removed from the leak area by personnel onsite. Mountaineer notified 911 and emergency medical personnel responded to the scene to provide medical treatment. One employee was taken to the hospital in an ambulance and the other was taken to the hospital by another employee. Both employees were given a medical assessment at the hospital, one was admitted to inpatient hospitalization for observation, and the other was released.

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