Incident details
Operator, cause, commodity and consequences with raw source fields.
GD incident on 2024-11-22 — IN
Operator
Northern Indiana Public Service Co
Cause
Excavation Issue
Commodity
Natural Gas
Program
GD
Damage and Injuries
0 fatalities
0 injuries
Property damage (nominal)
$194,215
Incident datetime
2024-11-22 00:00 UTC
Report number
Location
IN, STEUBEN
Narrative
On october 24th at approximately 9:36am, nipsco dispatch was notified by the second party excavator, that the excavator had struck a 6" hp distribution steel line that resulted in a release of gas. Nipsco crews responded and stopped the flow of gas using stopple fittings. Two residences were evacuated and the same two homes were without gas upon stopping. The excavator failed to maintain proper dig clearance while using backhoe equipment. This 2nd party operator will no longer be performing work for nipsco as the remedial action.
Detailed record list
Report Received Date
2024-11-22 00:00:00
Iyear
2024.0
Report Number
20240061.0
Supplemental Number
40587.0
Report Type
Supplemental Final
Operator Id
13730
Name
Northern Indiana Public Service Co
Operator Street Address
801 E 86th Avenue
Operator City Name
Merrillville
Operator State Abbreviation
IN
Operator Postal Code
46410.0
Time Zone
Central
Daylight Savings Ind
Yes
Location Street Address
6174 Old Us Hwy 27
Location City Name
Pleasant Lake
Location County Name
Steuben
Location State Abbreviation
IN
Location Postal Code
46779.0
Location Latitude
41.553564
Location Longitude
-85.00534
Flow Cont Stopple Fitng Ind
Yes
Nrc Rpt Num
1414774.0
Additional Nrc Report Numbers
1414894.0
Commodity Released Type
Natural Gas
Unintentional Release
3312.0
Intentional Release
0.84
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Ignite Ind
No
Num Pub Evacuated
2.0
Communication State Fed Ind
Yes
Party Initiated Communication
Local/state/federal Emergency Responder
Federal
No
Location Type
Operator-Controlled Property
Incident Area Type
Underground
Incident Area Subtype
Under Soil
Depth Of Cover
48.0
Other Underground Facilities
No
Crossing
No
Pipe Facility Type
Investor Owned
System Part Involved
Main
Pipe Diameter
6.0
Pipe Specification
Unknown
Pipe Manufacturer
Unknown
Material Involved
Steel
Steel Seam Type
Continuous Welded
Wt Steel
0.28
Release Type
Mechanical Puncture
Puncture Axial
2.5
Puncture Circum
0.1
Class Location Type
Class 1 Location
Est Cost Oper Paid
98429.0
Est Cost Prop Damage
194215.0
Est Cost Emergency
42112.0
Est Cost Other
3413.0
Est Cost Other Details
Administrative Fee & Taxes
Gas Cost In Mcf
2.126
Est Cost Unintentional Release
7041.0
Est Cost Intentional Release
2.0
Prpty
345212.0
Commercial Affected
0.0
Industrial Affected
0.0
Residences Affected
2.0
Num Persons Hosp Not Ovnght
0.0
Num Injured Treated By Emt
0.0
Num Resident Building Affctd
2.0
Num Business Building Affctd
0.0
Accident Psig
194.0
Normal Psig
195.0
Mop Psig
250.0
Mop Cfr Section
192.621 M
Maop Established Date
1969-06-15 00:00:00
Accident Pressure
Pressure Did Not Exceed Maop
Gas Odorized System Type
Injection Pump
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
Incident was caused by excavator damage and during the incident pressure did not breech alarm limits
Employee Drug Test Ind
No
Contractor Drug Test Ind
Yes
Num Contractors Tested
1
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
Yes
Public Row Ind
Yes
Public Subtype
State Highway
Public Util Easement Row Ind
Yes
Joint Trench Ind
No
Cross Bore Ind
No
Depth Of Grade
Measured Depth From Grade
Depth Of Grade Detail
48
Excavator Type
Contractor
Excavator Equipment
Backhoe/trackhoe
Work Performed
Natural Gas
One Call Notified Ind
Yes
One Call Ticket Num
2410214968.0
White Lined Ind
No
Locator Type
Contract Locator
Visible Marks
Yes
Service Interruption
Yes
Service Interruption Hours
17.0
Root Cause Category
Excavation Issue
Root Cause Type
Excavator Failed To Maintain Clearance After Verifying Marks
Preparer Name
J****** M*******
Preparer Title
Mgr Operations Compliance And Risk Management
Preparer Email
J**************@n*******.com
Preparer Telephone
2197131771
Local Contact Name
J****** M*******
Local Contact Email
J**************@n*******.com
Local Contact Telephone
2197131771
Authorizer Name
J****** M*******
Authorizer Title
Mgr Operations Compliance And Risk Management
Authorizer Telephone
2197131771
Authorizer Email
J**************@n*******.com
Narrative
On october 24th at approximately 9:36am, nipsco dispatch was notified by the second party excavator, that the excavator had struck a 6" hp distribution steel line that resulted in a release of gas. Nipsco crews responded and stopped the flow of gas using stopple fittings. Two residences were evacuated and the same two homes were without gas upon stopping. The excavator failed to maintain proper dig clearance while using backhoe equipment. This 2nd party operator will no longer be performing work for nipsco as the remedial action.
| Report Received Date | 2024-11-22 00:00:00 |
|---|---|
| Iyear | 2024.0 |
| Report Number | 20240061.0 |
| Supplemental Number | 40587.0 |
| Report Type | Supplemental Final |
| Operator Id | 13730 PHMSA Enforcement |
| Name | Northern Indiana Public Service Co |
| Operator Street Address | 801 E 86th Avenue |
| Operator City Name | Merrillville |
| Operator State Abbreviation | IN |
| Operator Postal Code | 46410.0 |
| Time Zone | Central |
| Daylight Savings Ind | Yes |
| Location Street Address | 6174 Old Us Hwy 27 |
| Location City Name | Pleasant Lake |
| Location County Name | Steuben |
| Location State Abbreviation | IN |
| Location Postal Code | 46779.0 |
| Location Latitude | 41.553564 Google Maps OpenStreetMap |
| Location Longitude | -85.00534 Google Maps OpenStreetMap |
| Flow Cont Stopple Fitng Ind | Yes |
| Nrc Rpt Num | 1414774.0 NRC Report How to search |
| Additional Nrc Report Numbers | 1414894.0 |
| Commodity Released Type | Natural Gas |
| Unintentional Release | 3312.0 |
| Intentional Release | 0.84 |
| Fatality Ind | No |
| Fatal | 0 |
| Injury Ind | No |
| Injure | 0 |
| Ignite Ind | No |
| Num Pub Evacuated | 2.0 |
| Communication State Fed Ind | Yes |
| Party Initiated Communication | Local/state/federal Emergency Responder |
| Federal | No |
| Location Type | Operator-Controlled Property |
| Incident Area Type | Underground |
| Incident Area Subtype | Under Soil |
| Depth Of Cover | 48.0 |
| Other Underground Facilities | No |
| Crossing | No |
| Pipe Facility Type | Investor Owned |
| System Part Involved | Main |
| Pipe Diameter | 6.0 |
| Pipe Specification | Unknown |
| Pipe Manufacturer | Unknown |
| Material Involved | Steel |
| Steel Seam Type | Continuous Welded |
| Wt Steel | 0.28 |
| Release Type | Mechanical Puncture |
| Puncture Axial | 2.5 |
| Puncture Circum | 0.1 |
| Class Location Type | Class 1 Location |
| Est Cost Oper Paid | 98429.0 |
| Est Cost Prop Damage | 194215.0 |
| Est Cost Emergency | 42112.0 |
| Est Cost Other | 3413.0 |
| Est Cost Other Details | Administrative Fee & Taxes |
| Gas Cost In Mcf | 2.126 |
| Est Cost Unintentional Release | 7041.0 |
| Est Cost Intentional Release | 2.0 |
| Prpty | 345212.0 |
| Commercial Affected | 0.0 |
| Industrial Affected | 0.0 |
| Residences Affected | 2.0 |
| Num Persons Hosp Not Ovnght | 0.0 |
| Num Injured Treated By Emt | 0.0 |
| Num Resident Building Affctd | 2.0 |
| Num Business Building Affctd | 0.0 |
| Accident Psig | 194.0 |
| Normal Psig | 195.0 |
| Mop Psig | 250.0 |
| Mop Cfr Section | 192.621 M View CFR 49 §192 |
| Maop Established Date | 1969-06-15 00:00:00 |
| Accident Pressure | Pressure Did Not Exceed Maop |
| Gas Odorized System Type | Injection Pump |
| 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 | Incident was caused by excavator damage and during the incident pressure did not breech alarm limits |
| Employee Drug Test Ind | No |
| Contractor Drug Test Ind | Yes |
| Num Contractors Tested | 1 |
| 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 | Yes |
| Public Row Ind | Yes |
| Public Subtype | State Highway |
| Public Util Easement Row Ind | Yes |
| Joint Trench Ind | No |
| Cross Bore Ind | No |
| Depth Of Grade | Measured Depth From Grade |
| Depth Of Grade Detail | 48 |
| Excavator Type | Contractor |
| Excavator Equipment | Backhoe/trackhoe |
| Work Performed | Natural Gas |
| One Call Notified Ind | Yes |
| One Call Ticket Num | 2410214968.0 |
| White Lined Ind | No |
| Locator Type | Contract Locator |
| Visible Marks | Yes |
| Service Interruption | Yes |
| Service Interruption Hours | 17.0 |
| Root Cause Category | Excavation Issue |
| Root Cause Type | Excavator Failed To Maintain Clearance After Verifying Marks |
| Preparer Name | J****** M******* |
| Preparer Title | Mgr Operations Compliance And Risk Management |
| Preparer Email | J**************@n*******.com |
| Preparer Telephone | 2197131771 |
| Local Contact Name | J****** M******* |
| Local Contact Email | J**************@n*******.com |
| Local Contact Telephone | 2197131771 |
| Authorizer Name | J****** M******* |
| Authorizer Title | Mgr Operations Compliance And Risk Management |
| Authorizer Telephone | 2197131771 |
| Authorizer Email | J**************@n*******.com |
| Narrative | On october 24th at approximately 9:36am, nipsco dispatch was notified by the second party excavator, that the excavator had struck a 6" hp distribution steel line that resulted in a release of gas. Nipsco crews responded and stopped the flow of gas using stopple fittings. Two residences were evacuated and the same two homes were without gas upon stopping. The excavator failed to maintain proper dig clearance while using backhoe equipment. This 2nd party operator will no longer be performing work for nipsco as the remedial action. |
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