GD incident on 2023-12-01 — NY

Operator
Central Hudson Gas & Electric Corp
Cause
Locating Issue
Commodity
Natural Gas
Program
GD
Damage and Injuries
0 fatalities 9 injuries
Property damage (nominal)
$53,220
Incident datetime
2023-12-01 00:00 UTC
Report number
Location
NY, DUTCHESS
Narrative
A contractor was performing work for central hudson that included a main and service replacements on brick row in wappingers falls. The scope of work consisted of replacing approximately 200 ft. Of 2-inch steel main and 6 services. The maop of the main is 30 psig. The gas services on the street were either steel or plastic. On thursday, november 2, 2023, at approximately 12:15 pm, central hudson was notified from a central hudson employee at 7 brick row, wappingers falls, of a gas line that was hit where the company contractor was excavating, which resulted in an explosion and structure fire. Multiple reports of a possible gas explosion were received after this call by our dispatch center. The responding fire departments performed evacuations and then a search and rescue effort for the public and workers on site was completed. A total of 15 people were treated for medical evaluation by emergency medical services and transported if necessary. In part a22 of this report, the general public evacuated is estimated at 25 people and cannot be confirmed due to the fire department response and central hudson crews arriving after the residents have been evacuated already. A central hudson gas foreman was on site at the time of damage and during the ignition. The first central hudson responder arrived on site at 12:19 pm and the building was on fire. Additional central hudson personnel including commercial representatives, gas construction crews, and supervisors were contacted and arrived to the site. At 12:30, the gas crew shut gas off to brick row by closing a distribution line valve. At 12:43 pm, the electricity was shut off that services brick row and the adjacent area. The natural gas main and services were retired and abandoned on brick row following this incident. Once the fire was contained, central hudson and contractor crews performed leak surveys of the immediate and surrounding areas to ensure there were no additional risks. Gas odorant readings were taken in the surrounding areas to verify appropriate odorization of gas and was confirmed.
Detailed record list
Report Received Date
2023-12-01 00:00:00
Iyear
2023.0
Report Number
20230071.0
Supplemental Number
40903.0
Report Type
Supplemental Final
Operator Id
Name
Central Hudson Gas & Electric Corp
Operator Street Address
284 South Avenue
Operator City Name
Poughkeepsie
Operator State Abbreviation
NY
Operator Postal Code
12601.0
Time Zone
Eastern
Daylight Savings Ind
No
Location Street Address
7 Brick Row
Location City Name
Wappingers Falls
Location County Name
Dutchess
Location State Abbreviation
NY
Location Postal Code
12590.0
Location Latitude
Location Longitude
Flow Cont Main Valve Ind
Yes
Nrc Rpt Num
Commodity Released Type
Natural Gas
Unintentional Release
13.1
Intentional Release
0.0
Fatality Ind
No
Fatal
0
Injury Ind
Yes
Num Emp Injuries
0
Num Contr Injuries
5
Num Er Injuries
0
Num Worker Injuries
0
Num Gp Injuries
4
Injure
9
Ignite Ind
Yes
How Extinguished
Local/state/federal Emergency Responder
Gas Consumed By Fire In Mcf
13.1
Explode Ind
Yes
Num Pub Evacuated
25.0
Communication State Fed Ind
Yes
Party Initiated Communication
Local/state/federal Emergency Responder
Federal
No
Location Type
Private 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
Investor Owned
System Part Involved
Service
Installation Year
1952.0
Customer Type
Multi-Family Residential
Was Efv Installed Before Ind
No
Curb Valve Inst Before Inc Ind
Yes
Pipe Diameter
0.75
Pipe Specification
Unknown
Pipe Manufacturer
Unknown
Material Involved
Steel
Steel Seam Type
Other
Steel Seam Type Details
Unknown
Release Type
Mechanical Puncture
Puncture Axial
2.0
Puncture Circum
1.0
Class Location Type
Class 3 Location
Est Cost Oper Paid
1899000.0
Est Cost Prop Damage
53220.0
Est Cost Emergency
25867.0
Est Cost Other
2250.0
Est Cost Other Details
Contractor Charges For Leak Survey.
Gas Cost In Mcf
3.7871
Est Cost Unintentional Release
50.0
Est Cost Intentional Release
0.0
Prpty
1980387.0
Commercial Affected
0.0
Industrial Affected
0.0
Residences Affected
6.0
Num Persons Hosp Not Ovnght
1.0
Num Injured Treated By Emt
5.0
Num Resident Building Affctd
9.0
Num Business Building Affctd
0.0
Accident Psig
24.0
Normal Psig
24.0
Mop Psig
30.0
Mop Cfr Section
Maop Established Date
1952-05-28 00:00:00
Accident Pressure
Pressure Did Not Exceed Maop
Gas Odorized System Type
Injection Pump
Gas Odorized Level
2.5
Scada In Place Ind
No
Accident Identifier
Local Operating Personnel, Including Contractors
Operator Type
Operator Employee
Investigation Status
No, the facility was not monitored by a controller(s) at the time of the incident
Employee Drug Test Ind
Yes
Num Employees Tested
1
Num Employees Failed
0
Contractor Drug Test Ind
Yes
Num Contractors Tested
3
Num Contractors Failed
0
Cause
Excavation Damage
Cause Details
Excavation Damage By Operator's Contractor (Second Party)
Ex Party Type
Excavation Damage By Operator's Contractor (Second Party)
Prior Notification Ind
Yes
One Call System Ind
Yes
State Law Exempt Ind
No
Notify Cga Dirt
No
Private Row Ind
Yes
Private Subtype
Private Landowner
Joint Trench Ind
No
Cross Bore Ind
No
Depth Of Grade
18� � 36�
Excavator Type
Contractor
Excavator Equipment
Backhoe/trackhoe
Work Performed
Natural Gas
One Call Notified Ind
Yes
One Call Ticket Num
918300000000.0
One Call Center Name
Udig Ny
White Lined Ind
Unknown
Locator Type
Contract Locator
Visible Marks
Yes
Service Interruption
Yes
Service Interruption Hours
9.0
Root Cause Category
Locating Issue
Root Cause Type
Facility Not Marked Due To Incomplete Marks At Damage Location
Preparer Name
J**** A****
Preparer Title
Manager Of Gas Compliance
Preparer Email
J*****@c*****.com
Preparer Telephone
845-416-3887
Local Contact Name
J**** A****
Local Contact Email
J*****@c*****.com
Local Contact Telephone
845-416-3887
Authorizer Name
E*** K*******
Authorizer Title
Vice President Of Operations And Safety
Authorizer Telephone
845-486-5472
Authorizer Email
E********@c*****.com
Narrative
A contractor was performing work for central hudson that included a main and service replacements on brick row in wappingers falls. The scope of work consisted of replacing approximately 200 ft. Of 2-inch steel main and 6 services. The maop of the main is 30 psig. The gas services on the street were either steel or plastic. On thursday, november 2, 2023, at approximately 12:15 pm, central hudson was notified from a central hudson employee at 7 brick row, wappingers falls, of a gas line that was hit where the company contractor was excavating, which resulted in an explosion and structure fire. Multiple reports of a possible gas explosion were received after this call by our dispatch center. The responding fire departments performed evacuations and then a search and rescue effort for the public and workers on site was completed. A total of 15 people were treated for medical evaluation by emergency medical services and transported if necessary. In part a22 of this report, the general public evacuated is estimated at 25 people and cannot be confirmed due to the fire department response and central hudson crews arriving after the residents have been evacuated already. A central hudson gas foreman was on site at the time of damage and during the ignition. The first central hudson responder arrived on site at 12:19 pm and the building was on fire. Additional central hudson personnel including commercial representatives, gas construction crews, and supervisors were contacted and arrived to the site. At 12:30, the gas crew shut gas off to brick row by closing a distribution line valve. At 12:43 pm, the electricity was shut off that services brick row and the adjacent area. The natural gas main and services were retired and abandoned on brick row following this incident. Once the fire was contained, central hudson and contractor crews performed leak surveys of the immediate and surrounding areas to ensure there were no additional risks. Gas odorant readings were taken in the surrounding areas to verify appropriate odorization of gas and was confirmed.
Report Received Date 2023-12-01 00:00:00
Iyear 2023.0
Report Number 20230071.0
Supplemental Number 40903.0
Report Type Supplemental Final
Operator Id 2196 PHMSA Enforcement
Name Central Hudson Gas & Electric Corp
Operator Street Address 284 South Avenue
Operator City Name Poughkeepsie
Operator State Abbreviation NY
Operator Postal Code 12601.0
Time Zone Eastern
Daylight Savings Ind No
Location Street Address 7 Brick Row
Location City Name Wappingers Falls
Location County Name Dutchess
Location State Abbreviation NY
Location Postal Code 12590.0
Location Latitude 41.60136 Google Maps OpenStreetMap
Location Longitude -73.918048 Google Maps OpenStreetMap
Flow Cont Main Valve Ind Yes
Nrc Rpt Num 1383286.0 NRC Report How to search
Commodity Released Type Natural Gas
Unintentional Release 13.1
Intentional Release 0.0
Fatality Ind No
Fatal 0
Injury Ind Yes
Num Emp Injuries 0
Num Contr Injuries 5
Num Er Injuries 0
Num Worker Injuries 0
Num Gp Injuries 4
Injure 9
Ignite Ind Yes
How Extinguished Local/state/federal Emergency Responder
Gas Consumed By Fire In Mcf 13.1
Explode Ind Yes
Num Pub Evacuated 25.0
Communication State Fed Ind Yes
Party Initiated Communication Local/state/federal Emergency Responder
Federal No
Location Type Private 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 Investor Owned
System Part Involved Service
Installation Year 1952.0
Customer Type Multi-Family Residential
Was Efv Installed Before Ind No
Curb Valve Inst Before Inc Ind Yes
Pipe Diameter 0.75
Pipe Specification Unknown
Pipe Manufacturer Unknown
Material Involved Steel
Steel Seam Type Other
Steel Seam Type Details Unknown
Release Type Mechanical Puncture
Puncture Axial 2.0
Puncture Circum 1.0
Class Location Type Class 3 Location
Est Cost Oper Paid 1899000.0
Est Cost Prop Damage 53220.0
Est Cost Emergency 25867.0
Est Cost Other 2250.0
Est Cost Other Details Contractor Charges For Leak Survey.
Gas Cost In Mcf 3.7871
Est Cost Unintentional Release 50.0
Est Cost Intentional Release 0.0
Prpty 1980387.0
Commercial Affected 0.0
Industrial Affected 0.0
Residences Affected 6.0
Num Persons Hosp Not Ovnght 1.0
Num Injured Treated By Emt 5.0
Num Resident Building Affctd 9.0
Num Business Building Affctd 0.0
Accident Psig 24.0
Normal Psig 24.0
Mop Psig 30.0
Mop Cfr Section 192.619(C) View CFR 49 §192
Maop Established Date 1952-05-28 00:00:00
Accident Pressure Pressure Did Not Exceed Maop
Gas Odorized System Type Injection Pump
Gas Odorized Level 2.5
Scada In Place Ind No
Accident Identifier Local Operating Personnel, Including Contractors
Operator Type Operator Employee
Investigation Status No, the facility was not monitored by a controller(s) at the time of the incident
Employee Drug Test Ind Yes
Num Employees Tested 1
Num Employees Failed 0
Contractor Drug Test Ind Yes
Num Contractors Tested 3
Num Contractors Failed 0
Cause Excavation Damage
Cause Details Excavation Damage By Operator's Contractor (Second Party)
Ex Party Type Excavation Damage By Operator's Contractor (Second Party)
Prior Notification Ind Yes
One Call System Ind Yes
State Law Exempt Ind No
Notify Cga Dirt No
Private Row Ind Yes
Private Subtype Private Landowner
Joint Trench Ind No
Cross Bore Ind No
Depth Of Grade 18� � 36�
Excavator Type Contractor
Excavator Equipment Backhoe/trackhoe
Work Performed Natural Gas
One Call Notified Ind Yes
One Call Ticket Num 918300000000.0
One Call Center Name Udig Ny
White Lined Ind Unknown
Locator Type Contract Locator
Visible Marks Yes
Service Interruption Yes
Service Interruption Hours 9.0
Root Cause Category Locating Issue
Root Cause Type Facility Not Marked Due To Incomplete Marks At Damage Location
Preparer Name J**** A****
Preparer Title Manager Of Gas Compliance
Preparer Email J*****@c*****.com
Preparer Telephone 845-416-3887
Local Contact Name J**** A****
Local Contact Email J*****@c*****.com
Local Contact Telephone 845-416-3887
Authorizer Name E*** K*******
Authorizer Title Vice President Of Operations And Safety
Authorizer Telephone 845-486-5472
Authorizer Email E********@c*****.com
Narrative A contractor was performing work for central hudson that included a main and service replacements on brick row in wappingers falls. The scope of work consisted of replacing approximately 200 ft. Of 2-inch steel main and 6 services. The maop of the main is 30 psig. The gas services on the street were either steel or plastic. On thursday, november 2, 2023, at approximately 12:15 pm, central hudson was notified from a central hudson employee at 7 brick row, wappingers falls, of a gas line that was hit where the company contractor was excavating, which resulted in an explosion and structure fire. Multiple reports of a possible gas explosion were received after this call by our dispatch center. The responding fire departments performed evacuations and then a search and rescue effort for the public and workers on site was completed. A total of 15 people were treated for medical evaluation by emergency medical services and transported if necessary. In part a22 of this report, the general public evacuated is estimated at 25 people and cannot be confirmed due to the fire department response and central hudson crews arriving after the residents have been evacuated already. A central hudson gas foreman was on site at the time of damage and during the ignition. The first central hudson responder arrived on site at 12:19 pm and the building was on fire. Additional central hudson personnel including commercial representatives, gas construction crews, and supervisors were contacted and arrived to the site. At 12:30, the gas crew shut gas off to brick row by closing a distribution line valve. At 12:43 pm, the electricity was shut off that services brick row and the adjacent area. The natural gas main and services were retired and abandoned on brick row following this incident. Once the fire was contained, central hudson and contractor crews performed leak surveys of the immediate and surrounding areas to ensure there were no additional risks. Gas odorant readings were taken in the surrounding areas to verify appropriate odorization of gas and was confirmed.

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