GD incident on 2015-02-22 — RI

Operator
Niagara Mohawk Power Corp
Cause
Natural Force Damage
Commodity
Natural Gas
Program
GD
Damage and Injuries
0 fatalities 0 injuries
Property damage (nominal)
$1,000
Incident datetime
2015-02-22 13:49
Report number
Location
RI, PROVIDENCE
Narrative
Nationalgrid was contacted by the providence fire department at 13:51 requesting the gas to be shut off to 130 woodbury st. Possible disturbance and odor in area. Nationalgrid's representative arrived at 14:22 and shut off gas service to 130 woodbury st. Nationalgrid's representative reported 5 people self evacuated building and that there had been a fire and a disturbance. Nationalgrid supervisor onsite requested eletrical service to 130 woodbury st. Be disconnected at 15:40. Media and puc regulator onsite at this time. Nationalgrid monitored and investigated this incident and at 21:30 located a 6" broken main at 130 woodbury st.And started to make repairs. Nationalgrid continued to monitor the area while repairs were being made. At 23:45 repairs had been completed and back filling of the excavation and purging of residual gas from the area started. Monitoring and purging continued until 16:00 the following day. The area was secure at this time and all nationalgrid personnel left the site.. Note - supplemental report filed on 3/7/2017 to correct lat/long coordinates. Note - with the concurrence of stephen bell, PHMSA corrected the latitude on 4/9/2024
Detailed record list
Occurred At
2015-02-22 13:49:00
Year
2015
Report Received Date
2015-03-23 00:00:00
Iyear
2015.0
Report Number
20150029.0
Supplemental Number
16509.0
Report Type
Supplemental Final
Operator Id
Name
Niagara Mohawk Power Corp
Operator Street Address
55 Bearfoot Road
Operator City Name
Northboro
Operator State Abbreviation
MA
Operator Postal Code
01532
Local Datetime
2015-02-22 13:51:00
Location Street Address
130 Woodbury Street
Location City Name
Providence
Location County Name
Providence
Location State Abbreviation
RI
Location Postal Code
02903
Location Latitude
Location Longitude
Nrc Rpt Datetime
2015-02-22 17:30:00
Nrc Rpt Num
Commodity Released Type
Natural Gas
Unintentional Release
23.11
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Ignite Ind
Yes
Explode Ind
Yes
Num Pub Evacuated
5.0
Incident Identified Datetime
2015-02-22 13:49:00
On Site Datetime
2015-02-22 14:22:00
Federal
No
Location Type
Private Property
Incident Area Type
Aboveground
Incident Area Subtype
Inside A Building
Crossing
No
Pipe Facility Type
Other
Pipe Type Other
Utility
System Part Involved
Main
Installation Year
1929.0
Pipe Diameter
6.0
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
50000.0
Est Cost Prop Damage
1000.0
Est Cost Emergency
7000.0
Est Cost Other
0.0
Est Cost Unintentional Release
140.0
Prpty
58140.0
Commercial Affected
0.0
Industrial Affected
0.0
Residences Affected
1.0
Accident Psig
0.34
Normal Psig
0.34
Mop Psig
0.5
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
The scada system did not indicate any abnormal conditions related to this event.
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Natural Force Damage
Cause Details
Temperature
Natural Force Type
Temperature
Temperature Subtype
Frost Heave
Nf Extreme Weather Ind
Yes
Nf Other Ind
Yes
Nf Extreme Weather Details
Pipe Was In Frozen Ground.
Preparer Name
J**** F****
Preparer Title
Manager - Dispatch -Scheduling
Preparer Email
J***********@n***********.com
Preparer Telephone
877-304-1203
Authorizer Name
C****** B*****
Authorizer Title
Prin. Program Manager Federal Programs
Authorizer Telephone
631-770-3549
Authorizer Email
C*************@n***********.com
Narrative
Nationalgrid was contacted by the providence fire department at 13:51 requesting the gas to be shut off to 130 woodbury st. Possible disturbance and odor in area. Nationalgrid's representative arrived at 14:22 and shut off gas service to 130 woodbury st. Nationalgrid's representative reported 5 people self evacuated building and that there had been a fire and a disturbance. Nationalgrid supervisor onsite requested eletrical service to 130 woodbury st. Be disconnected at 15:40. Media and puc regulator onsite at this time. Nationalgrid monitored and investigated this incident and at 21:30 located a 6" broken main at 130 woodbury st.And started to make repairs. Nationalgrid continued to monitor the area while repairs were being made. At 23:45 repairs had been completed and back filling of the excavation and purging of residual gas from the area started. Monitoring and purging continued until 16:00 the following day. The area was secure at this time and all nationalgrid personnel left the site.. Note - supplemental report filed on 3/7/2017 to correct lat/long coordinates. Note - with the concurrence of stephen bell, PHMSA corrected the latitude on 4/9/2024
Occurred At 2015-02-22 13:49:00
Year 2015
Report Received Date 2015-03-23 00:00:00
Iyear 2015.0
Report Number 20150029.0
Supplemental Number 16509.0
Report Type Supplemental Final
Operator Id 13480 PHMSA Enforcement
Name Niagara Mohawk Power Corp
Operator Street Address 55 Bearfoot Road
Operator City Name Northboro
Operator State Abbreviation MA
Operator Postal Code 01532
Local Datetime 2015-02-22 13:51:00
Location Street Address 130 Woodbury Street
Location City Name Providence
Location County Name Providence
Location State Abbreviation RI
Location Postal Code 02903
Location Latitude 41.84526 Google Maps OpenStreetMap
Location Longitude -71.392025 Google Maps OpenStreetMap
Nrc Rpt Datetime 2015-02-22 17:30:00
Nrc Rpt Num 1108791 NRC Report How to search
Commodity Released Type Natural Gas
Unintentional Release 23.11
Fatality Ind No
Fatal 0
Injury Ind No
Injure 0
Ignite Ind Yes
Explode Ind Yes
Num Pub Evacuated 5.0
Incident Identified Datetime 2015-02-22 13:49:00
On Site Datetime 2015-02-22 14:22:00
Federal No
Location Type Private Property
Incident Area Type Aboveground
Incident Area Subtype Inside A Building
Crossing No
Pipe Facility Type Other
Pipe Type Other Utility
System Part Involved Main
Installation Year 1929.0
Pipe Diameter 6.0
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 50000.0
Est Cost Prop Damage 1000.0
Est Cost Emergency 7000.0
Est Cost Other 0.0
Est Cost Unintentional Release 140.0
Prpty 58140.0
Commercial Affected 0.0
Industrial Affected 0.0
Residences Affected 1.0
Accident Psig 0.34
Normal Psig 0.34
Mop Psig 0.5
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 The scada system did not indicate any abnormal conditions related to this event.
Employee Drug Test Ind No
Contractor Drug Test Ind No
Cause Natural Force Damage
Cause Details Temperature
Natural Force Type Temperature
Temperature Subtype Frost Heave
Nf Extreme Weather Ind Yes
Nf Other Ind Yes
Nf Extreme Weather Details Pipe Was In Frozen Ground.
Preparer Name J**** F****
Preparer Title Manager - Dispatch -Scheduling
Preparer Email J***********@n***********.com
Preparer Telephone 877-304-1203
Authorizer Name C****** B*****
Authorizer Title Prin. Program Manager Federal Programs
Authorizer Telephone 631-770-3549
Authorizer Email C*************@n***********.com
Narrative Nationalgrid was contacted by the providence fire department at 13:51 requesting the gas to be shut off to 130 woodbury st. Possible disturbance and odor in area. Nationalgrid's representative arrived at 14:22 and shut off gas service to 130 woodbury st. Nationalgrid's representative reported 5 people self evacuated building and that there had been a fire and a disturbance. Nationalgrid supervisor onsite requested eletrical service to 130 woodbury st. Be disconnected at 15:40. Media and puc regulator onsite at this time. Nationalgrid monitored and investigated this incident and at 21:30 located a 6" broken main at 130 woodbury st.And started to make repairs. Nationalgrid continued to monitor the area while repairs were being made. At 23:45 repairs had been completed and back filling of the excavation and purging of residual gas from the area started. Monitoring and purging continued until 16:00 the following day. The area was secure at this time and all nationalgrid personnel left the site.. Note - supplemental report filed on 3/7/2017 to correct lat/long coordinates. Note - with the concurrence of stephen bell, PHMSA corrected the latitude on 4/9/2024

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