Incident details
Operator, cause, commodity and consequences with raw source fields.
GTG incident on 2025-08-28 — OK
Operator
Williams Mlp Operating, Llc
Cause
Miscellaneous Root Causes
Commodity
Natural Gas
Program
GTG
Damage and Injuries
0 fatalities
0 injuries
Property damage (nominal)
$209,000
Incident datetime
2025-08-28 18:10
Report number
Location
OK
Narrative
On 8/12/2025 at approximately 11:32 am williams performed the line locate and told excavator a williams individual must be onsite during excavation around our asset. On 8-28-2025 at approximately 16:00 the contractor proceeded to perform work without company representative on site, and at 18:00 william�s pipeline was struck. Pipeline was excavated during the week after and repair has been made as of 9-22-2025.
Detailed record list
Report Received Date
2025-09-22 00:00:00
Iyear
2025
Report Number
20250106
Supplemental Number
41392
Report Type
Original
Operator Id
31703
Name
Williams Mlp Operating, Llc
Operator Street Address
One Williams Center 43-4
Operator City Name
Tulsa
Operator State Abbreviation
OK
Operator Postal Code
74172
Local Datetime
2025-08-28 16:00:00
Time Zone
Central
Daylight Savings Ind
Yes
Location Latitude
32.802
Location Longitude
-97.39
Nrc Rpt Num
1441859
Nrc Rpt Datetime
2025-09-05 13:09:00
Additional Nrc Report Numbers
1442014
Commodity Released Type
Natural Gas
Unintentional Release
61
Intentional Release
0
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
Shutdown Datetime
2025-08-28 18:10:00
Restart Datetime
2025-09-18 18:00:00
Communication State Fed Ind
Yes
Party Initiated Communication
Operator
Initial Responder Com Datetime
2025-08-28 18:15:00
Ignite Ind
No
Upstream Action Taken
Operational Control
Upstream Oprtnl Cntrl Detail
Well Pad Upstream Of Incident Shut In
Downstream Action Taken
Operational Control
Downstream Oprtnl Cntrl Detail
There Is Only One Well Pad On This Line That Is Upstream Of The Damaged Location An That Pad Shut In
Num Pub Evacuated
0
Incident Identified Datetime
2025-08-28 18:10:00
On Site Datetime
2025-08-28 18:15:00
Confirmed Discovery Datetime
2025-09-05 13:09:00
On Off Shore
Onshore
Onshore State Abbreviation
Tx
Onshore Postal Code
76106
Onshore City Name
Fort Worth
Onshore County Name
Tarrant
Designated Location
Not Applicable
Pipe Fac Name
Salvation Pad Lateral
Segment Name
570061-G-G-T
Federal
No
Location Type
Pipeline Right-Of-Way
Incident Area Type
Underground
Incident Area Subtype
Under Soil
Depth Of Cover
252
Other Underground Facilities
No
Crossing
No
Pipe Facility Type
Intrastate
System Part Involved
Onshore Pipeline, Including Valve Sites
Item Involved
Pipe
Pipe Type
Pipe Body
Pipe Diameter
10.75
Puddle Weld Ind
No
Pipe Wall Thickness
0.365
Pipe Smys
52000
Pipe Specification
Api 5l
Pipe Seam Type
Longitudinal Erw - High Frequency
Pipe Manufacturer
Ajax
Pipe Coating Type
Epoxy
Coating Applied Ind
No
Installation Year
2011
Manufactured Year
2011
Material Involved
Carbon Steel
Release Type
Mechanical Puncture
Puncture Axial
4
Puncture Circum
4
Class Location Type
Class 3 Location
Could Be Hca
No
Pir Radius
198
Heat Damage Ind
No
Non Heat Damage Ind
No
Did Occur In Mca Ind
No
Est Cost Oper Paid
0
Est Cost Unintentional Release
183
Est Cost Intentional Release
0
Est Cost Prop Damage
209000
Est Cost Emergency
0
Est Cost Other
0
Est Cost Other Details
This Is The Initial Cost To Repair The Pipeline.
Gas Cost In Mcf
3
Prpty
209183
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
50
Gas Flow In Pipe In Mcf
1200
Mop Psig
715
Mop Cfr Section
192.619(A)(2)
Maop Established Date
2011-11-28 00:00:00
Maop Reversal Flow Ind
Bi-Directional
Accident Pressure
Pressure Did Not Exceed Maop
Pressure Restriction Ind
No
Gas Required Odorized Ind
No
Length Segment Isolated
3191
Internal Inspection Ind
Yes
Operation Complications Ind
No
Pipeline Function
Type A Gathering
Scada In Place Ind
Yes
Scada Operating Ind
Yes
Scada Functional Ind
Yes
Scada Detection Ind
Yes
Scada Conf Ind
Yes
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
No actions were possible from the controller that could have led to the issue or a contributing factor as a 3rd party excavator hit the line and was shut in due to low pressure with no action required from the controller.
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
Yes
Public Row Ind
Yes
Public Subtype
City Street
Joint Trench Ind
No
Cross Bore Ind
Yes
Depth Of Grade
Measured Depth From Grade
Depth Of Grade Detail
252
Excavator Type
Utility
Excavator Equipment
Boring
Work Performed
Telecommunications
One Call Notified Ind
Yes
One Call Ticket Num
2573066398
One Call Center Name
Texas 811
White Lined Ind
Yes
Locator Type
Facility Owner
Visible Marks
Yes
Service Interruption
Yes
Service Interruption Hours
528
Root Cause Category
Miscellaneous Root Causes
Root Cause Type
Root Cause Not Listed (Comment Required)
Root Cause Type Other
The Contractor Failed To Have A Williams Rep On Site As Agreed On The One Call Positive Response.
Excvtn Dmg Third Party Ind
Yes
Preparer Name
J***** M****
Preparer Title
Regulatory Compliance Specialist Iii
Preparer Email
J***********@w*******.com
Preparer Telephone
8175842525
Local Contact Name
J*** M*****
Local Contact Email
J**********@w*******.com
Local Contact Telephone
8172280644
Authorizer Name
L***** H***
Authorizer Title
Manager Pipeline Safety
Authorizer Telephone
9182404259
Authorizer Email
L**********@w*******.com
Narrative
On 8/12/2025 at approximately 11:32 am williams performed the line locate and told excavator a williams individual must be onsite during excavation around our asset. On 8-28-2025 at approximately 16:00 the contractor proceeded to perform work without company representative on site, and at 18:00 william�s pipeline was struck. Pipeline was excavated during the week after and repair has been made as of 9-22-2025.
| Report Received Date | 2025-09-22 00:00:00 |
|---|---|
| Iyear | 2025 |
| Report Number | 20250106 |
| Supplemental Number | 41392 |
| Report Type | Original |
| Operator Id | 31703 PHMSA Enforcement |
| Name | Williams Mlp Operating, Llc |
| Operator Street Address | One Williams Center 43-4 |
| Operator City Name | Tulsa |
| Operator State Abbreviation | OK |
| Operator Postal Code | 74172 |
| Local Datetime | 2025-08-28 16:00:00 |
| Time Zone | Central |
| Daylight Savings Ind | Yes |
| Location Latitude | 32.802 Google Maps OpenStreetMap |
| Location Longitude | -97.39 Google Maps OpenStreetMap |
| Nrc Rpt Num | 1441859 NRC Report How to search |
| Nrc Rpt Datetime | 2025-09-05 13:09:00 |
| Additional Nrc Report Numbers | 1442014 |
| Commodity Released Type | Natural Gas |
| Unintentional Release | 61 |
| Intentional Release | 0 |
| 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 |
| Shutdown Datetime | 2025-08-28 18:10:00 |
| Restart Datetime | 2025-09-18 18:00:00 |
| Communication State Fed Ind | Yes |
| Party Initiated Communication | Operator |
| Initial Responder Com Datetime | 2025-08-28 18:15:00 |
| Ignite Ind | No |
| Upstream Action Taken | Operational Control |
| Upstream Oprtnl Cntrl Detail | Well Pad Upstream Of Incident Shut In |
| Downstream Action Taken | Operational Control |
| Downstream Oprtnl Cntrl Detail | There Is Only One Well Pad On This Line That Is Upstream Of The Damaged Location An That Pad Shut In |
| Num Pub Evacuated | 0 |
| Incident Identified Datetime | 2025-08-28 18:10:00 |
| On Site Datetime | 2025-08-28 18:15:00 |
| Confirmed Discovery Datetime | 2025-09-05 13:09:00 |
| On Off Shore | Onshore |
| Onshore State Abbreviation | Tx |
| Onshore Postal Code | 76106 |
| Onshore City Name | Fort Worth |
| Onshore County Name | Tarrant |
| Designated Location | Not Applicable |
| Pipe Fac Name | Salvation Pad Lateral |
| Segment Name | 570061-G-G-T |
| Federal | No |
| Location Type | Pipeline Right-Of-Way |
| Incident Area Type | Underground |
| Incident Area Subtype | Under Soil |
| Depth Of Cover | 252 |
| Other Underground Facilities | No |
| Crossing | No |
| Pipe Facility Type | Intrastate |
| System Part Involved | Onshore Pipeline, Including Valve Sites |
| Item Involved | Pipe |
| Pipe Type | Pipe Body |
| Pipe Diameter | 10.75 |
| Puddle Weld Ind | No |
| Pipe Wall Thickness | 0.365 |
| Pipe Smys | 52000 |
| Pipe Specification | Api 5l |
| Pipe Seam Type | Longitudinal Erw - High Frequency |
| Pipe Manufacturer | Ajax |
| Pipe Coating Type | Epoxy |
| Coating Applied Ind | No |
| Installation Year | 2011 |
| Manufactured Year | 2011 |
| Material Involved | Carbon Steel |
| Release Type | Mechanical Puncture |
| Puncture Axial | 4 |
| Puncture Circum | 4 |
| Class Location Type | Class 3 Location |
| Could Be Hca | No |
| Pir Radius | 198 |
| Heat Damage Ind | No |
| Non Heat Damage Ind | No |
| Did Occur In Mca Ind | No |
| Est Cost Oper Paid | 0 |
| Est Cost Unintentional Release | 183 |
| Est Cost Intentional Release | 0 |
| Est Cost Prop Damage | 209000 |
| Est Cost Emergency | 0 |
| Est Cost Other | 0 |
| Est Cost Other Details | This Is The Initial Cost To Repair The Pipeline. |
| Gas Cost In Mcf | 3 |
| Prpty | 209183 |
| 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 | 50 |
| Gas Flow In Pipe In Mcf | 1200 |
| Mop Psig | 715 |
| Mop Cfr Section | 192.619(A)(2) View CFR 49 §192 |
| Maop Established Date | 2011-11-28 00:00:00 |
| Maop Reversal Flow Ind | Bi-Directional |
| Accident Pressure | Pressure Did Not Exceed Maop |
| Pressure Restriction Ind | No |
| Gas Required Odorized Ind | No |
| Length Segment Isolated | 3191 |
| Internal Inspection Ind | Yes |
| Operation Complications Ind | No |
| Pipeline Function | Type A Gathering |
| Scada In Place Ind | Yes |
| Scada Operating Ind | Yes |
| Scada Functional Ind | Yes |
| Scada Detection Ind | Yes |
| Scada Conf Ind | Yes |
| 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 | No actions were possible from the controller that could have led to the issue or a contributing factor as a 3rd party excavator hit the line and was shut in due to low pressure with no action required from the controller. |
| 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 | Yes |
| Public Row Ind | Yes |
| Public Subtype | City Street |
| Joint Trench Ind | No |
| Cross Bore Ind | Yes |
| Depth Of Grade | Measured Depth From Grade |
| Depth Of Grade Detail | 252 |
| Excavator Type | Utility |
| Excavator Equipment | Boring |
| Work Performed | Telecommunications |
| One Call Notified Ind | Yes |
| One Call Ticket Num | 2573066398 |
| One Call Center Name | Texas 811 |
| White Lined Ind | Yes |
| Locator Type | Facility Owner |
| Visible Marks | Yes |
| Service Interruption | Yes |
| Service Interruption Hours | 528 |
| Root Cause Category | Miscellaneous Root Causes |
| Root Cause Type | Root Cause Not Listed (Comment Required) |
| Root Cause Type Other | The Contractor Failed To Have A Williams Rep On Site As Agreed On The One Call Positive Response. |
| Excvtn Dmg Third Party Ind | Yes |
| Preparer Name | J***** M**** |
| Preparer Title | Regulatory Compliance Specialist Iii |
| Preparer Email | J***********@w*******.com |
| Preparer Telephone | 8175842525 |
| Local Contact Name | J*** M***** |
| Local Contact Email | J**********@w*******.com |
| Local Contact Telephone | 8172280644 |
| Authorizer Name | L***** H*** |
| Authorizer Title | Manager Pipeline Safety |
| Authorizer Telephone | 9182404259 |
| Authorizer Email | L**********@w*******.com |
| Narrative | On 8/12/2025 at approximately 11:32 am williams performed the line locate and told excavator a williams individual must be onsite during excavation around our asset. On 8-28-2025 at approximately 16:00 the contractor proceeded to perform work without company representative on site, and at 18:00 william�s pipeline was struck. Pipeline was excavated during the week after and repair has been made as of 9-22-2025. |
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