Incident details
Operator, cause, commodity and consequences with raw source fields.
GTG incident on 2024-10-04 — KY
Operator
Southern Star Central Gas Pipeline, Inc
Cause
Notification Issue
Commodity
Natural Gas
Program
GTG
Damage and Injuries
0 fatalities
0 injuries
Property damage (nominal)
$153,782
Incident datetime
2024-10-04 00:00 UTC
Report number
Location
KY
Narrative
On 9/6/2024 at 8:50 am cdt southern star central gas pipeline (sscgp) received a call from local ems of a gas leak on a sscgp natural gas pipeline in cass county, mo. Sscgp resources arrived on site at 9:10 am and immediately confirmed the strike on sscgp pipeline. A third-party contractor was performing excavation work for a farmer and struck the pipeline causing a puncher. No prior notification was made to one-call or sscgp. The pipeline segment was isolated by 10:19 am on 9/6/2024. Repairs were completed and the pipeline was restarted on 9/8/2024 at 2:14 pm.
Detailed record list
Report Received Date
2024-10-04 00:00:00
Iyear
2024
Report Number
20240116
Supplemental Number
40072
Report Type
Original Final
Operator Id
31711
Name
Southern Star Central Gas Pipeline, Inc
Operator Street Address
4700 State Route 56; Box 20010
Operator City Name
Owensboro
Operator State Abbreviation
KY
Operator Postal Code
42301
Time Zone
Central
Daylight Savings Ind
Yes
Location Latitude
38.776648
Location Longitude
-94.47916
Nrc Rpt Num
1410060
Additional Nrc Report Numbers
1410161
Commodity Released Type
Natural Gas
Unintentional Release
522
Intentional Release
3855
Accompanying Liquid
0
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Status When Identified
Normal Operation, Includes Pauses During Maintenance
Shutdown Due Accident Ind
Yes
Ignite Ind
No
Upstream Action Taken
Valve Closure
Downstream Action Taken
Valve Closure
Num Pub Evacuated
0
On Off Shore
Onshore
Onshore State Abbreviation
Mo
Onshore Postal Code
64083
Onshore City Name
Raymore
Onshore County Name
Cass
Designated Location
Survey Station No.
Designated Name
107/353+25
Pipe Fac Name
Sugar Creek Line
Segment Name
Line Xmb
Federal
No
Location Type
Pipeline Right-Of-Way
Incident Area Type
Underground
Incident Area Subtype
Under Soil
Depth Of Cover
28
Other Underground Facilities
No
Crossing
No
Pipe Facility Type
Interstate
System Part Involved
Onshore Pipeline, Including Valve Sites
Item Involved
Pipe
Pipe Type
Pipe Body
Pipe Diameter
16
Puddle Weld Ind
No
Pipe Wall Thickness
0.25
Pipe Smys
40000
Pipe Specification
Unknown
Pipe Seam Type
Longitudinal Erw - Unknown Frequency
Pipe Manufacturer
Ao Smith
Pipe Coating Type
Coal Tar
Coating Applied Ind
Yes
Installation Year
1948
Manufactured Year
1948
Material Involved
Carbon Steel
Release Type
Mechanical Puncture
Puncture Axial
3
Puncture Circum
0.5
Class Location Type
Class 1 Location
Could Be Hca
No
Pir Radius
292
Heat Damage Ind
No
Non Heat Damage Ind
No
Did Occur In Mca Ind
No
Est Cost Oper Paid
0
Est Cost Unintentional Release
757
Est Cost Intentional Release
5590
Est Cost Prop Damage
153782
Est Cost Emergency
9937
Est Cost Other
0
Gas Cost In Mcf
1.45
Prpty
170066
Num Persons Hosp Not Ovnght
0
Num Injured Treated By Emt
0
Num Resident Building Affctd
0
Num Business Building Affctd
0
Wildlife Impact Ind
No
Accident Psig
577
Gas Flow In Pipe In Mcf
25
Mop Psig
637
Mop Cfr Section
192.619(A)(2)
Maop Established Date
1996-04-17 00:00:00
Maop Reversal Flow Ind
No
Accident Pressure
Pressure Did Not Exceed Maop
Pressure Restriction Ind
No
Gas Required Odorized Ind
Yes
Gas Odorized Ind
Yes
Upstream Valve Type Ind
Manual
Downstream Valve Type Ind
Remotely Controlled
Length Segment Isolated
58765
Internal Inspection Ind
Yes
Operation Complications Ind
No
Pipeline Function
Transmission System
Scada In Place Ind
Yes
Scada Operating Ind
Yes
Scada Functional Ind
Yes
Scada Detection Ind
No
Scada Conf Ind
Yes
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
Controllers actions played no role into this incident, and there was no alarm associated with the event. Following the call to gas control, controllers began investigating neighboring meters. Controllers were able to determine a small flow change but nothing significant that would have alerted controllers. Pressure remained steady the entire time, again no alarms and no change that would have alerted controllers to an issue.
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
No
State Law Exempt Ind
No
Notify Cga Dirt
Yes
Private Row Ind
Yes
Private Subtype
Private Landowner
Pipeline Easement Row Ind
Yes
Joint Trench Ind
No
Cross Bore Ind
No
Depth Of Grade
18� � 36�
Excavator Type
Contractor
Excavator Equipment
Bulldozer
Work Performed
Agriculture
One Call Notified Ind
No
Locator Type
Unknown/other
Visible Marks
Unknown/other
Service Interruption
Yes
Service Interruption Hours
50
Root Cause Category
Notification Issue
Root Cause Type
No Notification Made To The One-Call Center/811
Preparer Name
E*** G****
Preparer Title
Phmsa Compliance Engineer
Preparer Email
E*********@s***********.com
Preparer Telephone
2702310561
Preparer Fax
2708525016
Local Contact Name
C**** T*****
Local Contact Email
C***********@s***********.com
Local Contact Telephone
2703138424
Authorizer Name
C****** C****
Authorizer Title
Vp Chief Operations Officer
Authorizer Telephone
2708524626
Authorizer Email
C************@s***********.com
Narrative
On 9/6/2024 at 8:50 am cdt southern star central gas pipeline (sscgp) received a call from local ems of a gas leak on a sscgp natural gas pipeline in cass county, mo. Sscgp resources arrived on site at 9:10 am and immediately confirmed the strike on sscgp pipeline. A third-party contractor was performing excavation work for a farmer and struck the pipeline causing a puncher. No prior notification was made to one-call or sscgp. The pipeline segment was isolated by 10:19 am on 9/6/2024. Repairs were completed and the pipeline was restarted on 9/8/2024 at 2:14 pm.
| Report Received Date | 2024-10-04 00:00:00 |
|---|---|
| Iyear | 2024 |
| Report Number | 20240116 |
| Supplemental Number | 40072 |
| Report Type | Original Final |
| Operator Id | 31711 PHMSA Enforcement |
| Name | Southern Star Central Gas Pipeline, Inc |
| Operator Street Address | 4700 State Route 56; Box 20010 |
| Operator City Name | Owensboro |
| Operator State Abbreviation | KY |
| Operator Postal Code | 42301 |
| Time Zone | Central |
| Daylight Savings Ind | Yes |
| Location Latitude | 38.776648 Google Maps OpenStreetMap |
| Location Longitude | -94.47916 Google Maps OpenStreetMap |
| Nrc Rpt Num | 1410060 NRC Report How to search |
| Additional Nrc Report Numbers | 1410161 |
| Commodity Released Type | Natural Gas |
| Unintentional Release | 522 |
| Intentional Release | 3855 |
| Accompanying Liquid | 0 |
| Fatality Ind | No |
| Fatal | 0 |
| Injury Ind | No |
| Injure | 0 |
| Status When Identified | Normal Operation, Includes Pauses During Maintenance |
| Shutdown Due Accident Ind | Yes |
| Ignite Ind | No |
| Upstream Action Taken | Valve Closure |
| Downstream Action Taken | Valve Closure |
| Num Pub Evacuated | 0 |
| On Off Shore | Onshore |
| Onshore State Abbreviation | Mo |
| Onshore Postal Code | 64083 |
| Onshore City Name | Raymore |
| Onshore County Name | Cass |
| Designated Location | Survey Station No. |
| Designated Name | 107/353+25 |
| Pipe Fac Name | Sugar Creek Line |
| Segment Name | Line Xmb |
| Federal | No |
| Location Type | Pipeline Right-Of-Way |
| Incident Area Type | Underground |
| Incident Area Subtype | Under Soil |
| Depth Of Cover | 28 |
| Other Underground Facilities | No |
| Crossing | No |
| Pipe Facility Type | Interstate |
| System Part Involved | Onshore Pipeline, Including Valve Sites |
| Item Involved | Pipe |
| Pipe Type | Pipe Body |
| Pipe Diameter | 16 |
| Puddle Weld Ind | No |
| Pipe Wall Thickness | 0.25 |
| Pipe Smys | 40000 |
| Pipe Specification | Unknown |
| Pipe Seam Type | Longitudinal Erw - Unknown Frequency |
| Pipe Manufacturer | Ao Smith |
| Pipe Coating Type | Coal Tar |
| Coating Applied Ind | Yes |
| Installation Year | 1948 |
| Manufactured Year | 1948 |
| Material Involved | Carbon Steel |
| Release Type | Mechanical Puncture |
| Puncture Axial | 3 |
| Puncture Circum | 0.5 |
| Class Location Type | Class 1 Location |
| Could Be Hca | No |
| Pir Radius | 292 |
| Heat Damage Ind | No |
| Non Heat Damage Ind | No |
| Did Occur In Mca Ind | No |
| Est Cost Oper Paid | 0 |
| Est Cost Unintentional Release | 757 |
| Est Cost Intentional Release | 5590 |
| Est Cost Prop Damage | 153782 |
| Est Cost Emergency | 9937 |
| Est Cost Other | 0 |
| Gas Cost In Mcf | 1.45 |
| Prpty | 170066 |
| Num Persons Hosp Not Ovnght | 0 |
| Num Injured Treated By Emt | 0 |
| Num Resident Building Affctd | 0 |
| Num Business Building Affctd | 0 |
| Wildlife Impact Ind | No |
| Accident Psig | 577 |
| Gas Flow In Pipe In Mcf | 25 |
| Mop Psig | 637 |
| Mop Cfr Section | 192.619(A)(2) View CFR 49 §192 |
| Maop Established Date | 1996-04-17 00:00:00 |
| Maop Reversal Flow Ind | No |
| Accident Pressure | Pressure Did Not Exceed Maop |
| Pressure Restriction Ind | No |
| Gas Required Odorized Ind | Yes |
| Gas Odorized Ind | Yes |
| Upstream Valve Type Ind | Manual |
| Downstream Valve Type Ind | Remotely Controlled |
| Length Segment Isolated | 58765 |
| Internal Inspection Ind | Yes |
| Operation Complications Ind | No |
| Pipeline Function | Transmission System |
| Scada In Place Ind | Yes |
| Scada Operating Ind | Yes |
| Scada Functional Ind | Yes |
| Scada Detection Ind | No |
| Scada Conf Ind | Yes |
| 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 | Controllers actions played no role into this incident, and there was no alarm associated with the event. Following the call to gas control, controllers began investigating neighboring meters. Controllers were able to determine a small flow change but nothing significant that would have alerted controllers. Pressure remained steady the entire time, again no alarms and no change that would have alerted controllers to an issue. |
| 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 | No |
| State Law Exempt Ind | No |
| Notify Cga Dirt | Yes |
| Private Row Ind | Yes |
| Private Subtype | Private Landowner |
| Pipeline Easement Row Ind | Yes |
| Joint Trench Ind | No |
| Cross Bore Ind | No |
| Depth Of Grade | 18� � 36� |
| Excavator Type | Contractor |
| Excavator Equipment | Bulldozer |
| Work Performed | Agriculture |
| One Call Notified Ind | No |
| Locator Type | Unknown/other |
| Visible Marks | Unknown/other |
| Service Interruption | Yes |
| Service Interruption Hours | 50 |
| Root Cause Category | Notification Issue |
| Root Cause Type | No Notification Made To The One-Call Center/811 |
| Preparer Name | E*** G**** |
| Preparer Title | Phmsa Compliance Engineer |
| Preparer Email | E*********@s***********.com |
| Preparer Telephone | 2702310561 |
| Preparer Fax | 2708525016 |
| Local Contact Name | C**** T***** |
| Local Contact Email | C***********@s***********.com |
| Local Contact Telephone | 2703138424 |
| Authorizer Name | C****** C**** |
| Authorizer Title | Vp Chief Operations Officer |
| Authorizer Telephone | 2708524626 |
| Authorizer Email | C************@s***********.com |
| Narrative | On 9/6/2024 at 8:50 am cdt southern star central gas pipeline (sscgp) received a call from local ems of a gas leak on a sscgp natural gas pipeline in cass county, mo. Sscgp resources arrived on site at 9:10 am and immediately confirmed the strike on sscgp pipeline. A third-party contractor was performing excavation work for a farmer and struck the pipeline causing a puncher. No prior notification was made to one-call or sscgp. The pipeline segment was isolated by 10:19 am on 9/6/2024. Repairs were completed and the pipeline was restarted on 9/8/2024 at 2:14 pm. |
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