Incident details
Operator, cause, commodity and consequences with raw source fields.
GD incident on 2020-09-09 — TX
Operator
Atmos Energy Corporation - Mid-Tex
Cause
Excavation Issue
Commodity
Natural Gas
Program
GD
Damage and Injuries
0 fatalities
0 injuries
Property damage (nominal)
$87,072
Incident datetime
2020-09-09 12:35
Report number
Location
TX, DALLAS
Narrative
On september 9, 2020, a third-party contractor using an auger to install streetlights at 3178 lavon dr. In garland, tx struck atmos energy's 6-inch distribution line. Line locates had been called in and lines were marked correctly. No customers were affected by the incident; cng trucks were dispatched to supply gas during repairs. The 6-inch main was squeezed off at 4:33 am on 9/10/2020, and repairs began. The pipeline was placed back in service at 7:00 pm on 9/11/2020. Incident reporting criteria was met at 09:56 on 9/18/20 after it was determined that the property damage exceeded $50,000, and it was reported to the nrc at 10:31 on 9/18/2020. 48 hour nrc report # 1287826
Detailed record list
Occurred At
2020-09-09 12:35:00
Year
2020
Report Received Date
2020-10-15 00:00:00
Iyear
2020.0
Report Number
20200098.0
Supplemental Number
34380.0
Report Type
Supplemental Final
Operator Id
31348
Name
Atmos Energy Corporation - Mid-Tex
Operator Street Address
5430 Lbj Freeway Suite 1800
Operator City Name
Dallas
Operator State Abbreviation
TX
Operator Postal Code
75240
Local Datetime
2020-09-18 09:56:00
Location Street Address
3178 Lavon Drive
Location City Name
Garland
Location County Name
Dallas
Location State Abbreviation
TX
Location Postal Code
75040
Location Latitude
32.94559754
Location Longitude
-96.62117925
Nrc Rpt Datetime
2020-09-18 10:31:00
Nrc Rpt Num
1287688
Commodity Released Type
Natural Gas
Unintentional Release
435.0
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Ignite Ind
No
Explode Ind
No
Num Pub Evacuated
0.0
Incident Identified Datetime
2020-09-09 12:35:00
On Site Datetime
2020-09-09 12:35:00
Federal
No
Location Type
Utility Right-Of-Way / Easement
Incident Area Type
Underground
Incident Area Subtype
Under Soil
Depth Of Cover
52.0
Crossing
No
Pipe Facility Type
Investor Owned
System Part Involved
Main
Installation Year
2005.0
Pipe Diameter
6.0
Pipe Specification
Api 5l 45th Edition
Pipe Manufacturer
Unknown
Material Involved
Steel
Steel Seam Type
Other
Steel Seam Type Details
Erw
Wt Steel
0.188
Release Type
Mechanical Puncture
Puncture Axial
1.0
Puncture Circum
0.5
Class Location Type
Class 3 Location
Est Cost Oper Paid
0.0
Est Cost Prop Damage
87072.0
Est Cost Emergency
0.0
Est Cost Other
0.0
Est Cost Unintentional Release
2490.0
Prpty
89562.0
Commercial Affected
0.0
Industrial Affected
0.0
Residences Affected
0.0
Accident Psig
73.0
Normal Psig
75.0
Mop Psig
95.0
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
3rd party damage by contractor
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
Notify Cga Dirt
No
Public Util Easement Row Ind
Yes
Excavator Type
Contractor
Excavator Equipment
Auger
Work Performed
Street Light
One Call Notified Ind
Yes
One Call Ticket Num
2074640492
One Call Center Name
Texas811
Locator Type
Contract Locator
Visible Marks
Yes
Service Interruption
No
Root Cause Category
Excavation Issue
Root Cause Type
Excavator Failed To Maintain Clearance After Verifying Marks
Preparer Name
E******** D******
Preparer Title
Operations Manager
Preparer Email
E****************@a**********.com
Preparer Telephone
972-485-6256
Preparer Fax
972-485-6267
Authorizer Name
M**** S*****
Authorizer Title
Vice President - Technical Services
Authorizer Telephone
214-206-2033
Authorizer Email
M***********@a**********.com
Narrative
On september 9, 2020, a third-party contractor using an auger to install streetlights at 3178 lavon dr. In garland, tx struck atmos energy's 6-inch distribution line. Line locates had been called in and lines were marked correctly. No customers were affected by the incident; cng trucks were dispatched to supply gas during repairs. The 6-inch main was squeezed off at 4:33 am on 9/10/2020, and repairs began. The pipeline was placed back in service at 7:00 pm on 9/11/2020. Incident reporting criteria was met at 09:56 on 9/18/20 after it was determined that the property damage exceeded $50,000, and it was reported to the nrc at 10:31 on 9/18/2020. 48 hour nrc report # 1287826
| Occurred At | 2020-09-09 12:35:00 |
|---|---|
| Year | 2020 |
| Report Received Date | 2020-10-15 00:00:00 |
| Iyear | 2020.0 |
| Report Number | 20200098.0 |
| Supplemental Number | 34380.0 |
| Report Type | Supplemental Final |
| Operator Id | 31348 PHMSA Enforcement |
| Name | Atmos Energy Corporation - Mid-Tex |
| Operator Street Address | 5430 Lbj Freeway Suite 1800 |
| Operator City Name | Dallas |
| Operator State Abbreviation | TX |
| Operator Postal Code | 75240 |
| Local Datetime | 2020-09-18 09:56:00 |
| Location Street Address | 3178 Lavon Drive |
| Location City Name | Garland |
| Location County Name | Dallas |
| Location State Abbreviation | TX |
| Location Postal Code | 75040 |
| Location Latitude | 32.94559754 Google Maps OpenStreetMap |
| Location Longitude | -96.62117925 Google Maps OpenStreetMap |
| Nrc Rpt Datetime | 2020-09-18 10:31:00 |
| Nrc Rpt Num | 1287688 NRC Report How to search |
| Commodity Released Type | Natural Gas |
| Unintentional Release | 435.0 |
| Fatality Ind | No |
| Fatal | 0 |
| Injury Ind | No |
| Injure | 0 |
| Ignite Ind | No |
| Explode Ind | No |
| Num Pub Evacuated | 0.0 |
| Incident Identified Datetime | 2020-09-09 12:35:00 |
| On Site Datetime | 2020-09-09 12:35:00 |
| Federal | No |
| Location Type | Utility Right-Of-Way / Easement |
| Incident Area Type | Underground |
| Incident Area Subtype | Under Soil |
| Depth Of Cover | 52.0 |
| Crossing | No |
| Pipe Facility Type | Investor Owned |
| System Part Involved | Main |
| Installation Year | 2005.0 |
| Pipe Diameter | 6.0 |
| Pipe Specification | Api 5l 45th Edition |
| Pipe Manufacturer | Unknown |
| Material Involved | Steel |
| Steel Seam Type | Other |
| Steel Seam Type Details | Erw |
| Wt Steel | 0.188 |
| Release Type | Mechanical Puncture |
| Puncture Axial | 1.0 |
| Puncture Circum | 0.5 |
| Class Location Type | Class 3 Location |
| Est Cost Oper Paid | 0.0 |
| Est Cost Prop Damage | 87072.0 |
| Est Cost Emergency | 0.0 |
| Est Cost Other | 0.0 |
| Est Cost Unintentional Release | 2490.0 |
| Prpty | 89562.0 |
| Commercial Affected | 0.0 |
| Industrial Affected | 0.0 |
| Residences Affected | 0.0 |
| Accident Psig | 73.0 |
| Normal Psig | 75.0 |
| Mop Psig | 95.0 |
| 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 | 3rd party damage by contractor |
| 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 |
| Notify Cga Dirt | No |
| Public Util Easement Row Ind | Yes |
| Excavator Type | Contractor |
| Excavator Equipment | Auger |
| Work Performed | Street Light |
| One Call Notified Ind | Yes |
| One Call Ticket Num | 2074640492 |
| One Call Center Name | Texas811 |
| Locator Type | Contract Locator |
| Visible Marks | Yes |
| Service Interruption | No |
| Root Cause Category | Excavation Issue |
| Root Cause Type | Excavator Failed To Maintain Clearance After Verifying Marks |
| Preparer Name | E******** D****** |
| Preparer Title | Operations Manager |
| Preparer Email | E****************@a**********.com |
| Preparer Telephone | 972-485-6256 |
| Preparer Fax | 972-485-6267 |
| Authorizer Name | M**** S***** |
| Authorizer Title | Vice President - Technical Services |
| Authorizer Telephone | 214-206-2033 |
| Authorizer Email | M***********@a**********.com |
| Narrative | On september 9, 2020, a third-party contractor using an auger to install streetlights at 3178 lavon dr. In garland, tx struck atmos energy's 6-inch distribution line. Line locates had been called in and lines were marked correctly. No customers were affected by the incident; cng trucks were dispatched to supply gas during repairs. The 6-inch main was squeezed off at 4:33 am on 9/10/2020, and repairs began. The pipeline was placed back in service at 7:00 pm on 9/11/2020. Incident reporting criteria was met at 09:56 on 9/18/20 after it was determined that the property damage exceeded $50,000, and it was reported to the nrc at 10:31 on 9/18/2020. 48 hour nrc report # 1287826 |
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