Incident details
Operator, cause, commodity and consequences with raw source fields.
GTG incident on 2022-03-23 — TX
Operator
Atmos Pipeline - Texas
Cause
Other Outside Force Damage
Commodity
Natural Gas
Program
GTG
Damage and Injuries
1 fatality
0 injuries
Property damage (nominal)
$1,550,000
Incident datetime
2022-03-23 03:00
Report number
Location
TX
Narrative
Preliminary investigation indicates that on march 23, 2022, a vehicle traveling at a high rate of speed going southbound in the northbound lanes of hwy 360 crossed over u.S. 287 southbound service road, traveled an additional 125 feet, and struck an atmos energy measuring station near mansfield, texas. The gas ignited. The system pressure was at 655 psig at the time of the incident. Atmos energy was notified by emergency responders at approximately 1:40 a.M. And atmos energy personnel arrived onsite at 2:40 a.M. The fire department had the area sealed off until 3:00 a.M., at which time the technician was able to access the scene and determine that our facility was involved. At 3:43 a.M., an upstream valve was activated to stop the flow of gas, which resulted in the loss of service to atmos energys customer, sienergy. Sienergy informed atmos energy that it had approximately 1,110 customers downstream that lost service. The fire department evacuated a one-mile radius. Regarding question a23 of this report, the number of persons evacuated is unknown, however there were 593 structures in the evacuation zone.
Detailed record list
Report Received Date
2022-04-22 00:00:00
Iyear
2022
Report Number
20220048
Supplemental Number
37133
Report Type
Supplemental Final
Operator Id
31978
Name
Atmos Pipeline - Texas
Operator Street Address
5420 Lbj Freeway, Suite 1500
Operator City Name
Dallas
Operator State Abbreviation
TX
Operator Postal Code
75240
Local Datetime
2022-03-23 04:30:00
Time Zone
Central
Daylight Savings Ind
Yes
Location Latitude
32.52089
Location Longitude
-97.08222
Nrc Rpt Num
1331720
Nrc Rpt Datetime
2022-03-23 04:21:00
Additional Nrc Report Numbers
1331898
Commodity Released Type
Natural Gas
Unintentional Release
33202
Intentional Release
0
Accompanying Liquid
0
Fatality Ind
Yes
Num Emp Fatalities
0
Num Contr Fatalities
0
Num Er Fatalities
0
Num Worker Fatalities
0
Num Gp Fatalities
1
Fatal
1
Injury Ind
No
Injure
0
Status When Identified
Normal Operation, Includes Pauses During Maintenance
Shutdown Due Accident Ind
Yes
Shutdown Datetime
2022-03-23 03:43:00
Restart Datetime
2022-03-30 20:30:00
Ignite Ind
Yes
Ignite Datetime
2022-03-23 01:14:00
How Extinguished
Other
How Extinguished Other Detail
Shut Valve
Gas Consumed By Fire In Mcf
33202
Explode Ind
No
Num Pub Evacuated
593
Incident Identified Datetime
2022-03-23 03:00:00
On Site Datetime
2022-03-23 02:40:00
On Off Shore
Onshore
Onshore State Abbreviation
Tx
Onshore Postal Code
76063
Onshore City Name
Mansfield
Onshore County Name
Ellis
Designated Location
Survey Station No.
Designated Name
162
Pipe Fac Name
Line X64
Segment Name
Ms 8981.1
Federal
No
Location Type
Operator-Controlled Property
Incident Area Type
Aboveground
Incident Area Subtype
Typical Aboveground Facility Piping Or Appurtenance
Crossing
No
Pipe Facility Type
Intrastate
System Part Involved
Onshore Regulator/metering Station Equipment And Piping
Item Involved
Pipe
Pipe Type
Pipe Body
Pipe Diameter
8
Puddle Weld Ind
No
Pipe Wall Thickness
0.322
Pipe Smys
52000
Pipe Specification
X52
Pipe Seam Type
Longitudinal Erw - High Frequency
Pipe Manufacturer
Unknown
Pipe Coating Type
Paint
Coating Applied Ind
Yes
Installation Year
2017
Manufactured Year
Unknown
Material Involved
Carbon Steel
Release Type
Rupture
Rupture Orient
Circumferential
Rupture Length
4
Rupture Width
4
Class Location Type
Class 1 Location
Could Be Hca
No
Pir Radius
184
Heat Damage Ind
No
Non Heat Damage Ind
No
Hca Fatalities Ind
No
Did Occur In Mca Ind
Yes
Mca Paved Surface Freeway Ind
Yes
Est Cost Oper Paid
60000
Est Cost Unintentional Release
175751
Est Cost Intentional Release
0
Est Cost Prop Damage
1550000
Est Cost Emergency
50000
Est Cost Other
0
Gas Cost In Mcf
5.2934
Prpty
1835751
Num Persons Hosp Not Ovnght
0
Num Injured Treated By Emt
0
Num Resident Building Affctd
1100
Num Business Building Affctd
10
Wildlife Impact Ind
No
Accident Psig
655
Gas Flow In Pipe In Mcf
318.72
Mop Psig
960
Mop Cfr Section
192.619(A)(2)
Maop Established Date
2017-12-17 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
Pipeline Function
Transmission System
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 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
Car crashed into station.
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Other Outside Force Damage
Cause Details
Damage By Car, Truck, Or Other Motorized Vehicle/equipment Not Engaged In Excavation
Outside Force Type
Damage By Car, Truck, Or Other Motorized Vehicle/equipment Not Engaged In Excavation
Vehicle Subtype
Third Party
Driver Issued Citation Ind
Yes
Citation Other Ind
Yes
Citation Other Detail
Unknown, Not Provided In The Police Report
Driver In Control Ind
Unknown
Estimated Speed Unknown Ind
Yes
Vehicle Type
Passenger Car
Vehicle Travel From
Roadway
Vehicle Travel Distance Ft
125
Protections Installed Ind
Yes
Protection Barricades Ind
Yes
Preparer Name
J***** B******
Preparer Title
Operations Manager
Preparer Email
J*************@a**********.com
Preparer Telephone
214-206-2606
Local Contact Name
J***** B******
Local Contact Email
J*************@a**********.com
Local Contact Telephone
214-206-2606
Authorizer Name
M**** S*****
Authorizer Title
Vp Technical Services
Authorizer Telephone
214-206-2033
Authorizer Email
M***********@a**********.com
Narrative
Preliminary investigation indicates that on march 23, 2022, a vehicle traveling at a high rate of speed going southbound in the northbound lanes of hwy 360 crossed over u.S. 287 southbound service road, traveled an additional 125 feet, and struck an atmos energy measuring station near mansfield, texas. The gas ignited. The system pressure was at 655 psig at the time of the incident. Atmos energy was notified by emergency responders at approximately 1:40 a.M. And atmos energy personnel arrived onsite at 2:40 a.M. The fire department had the area sealed off until 3:00 a.M., at which time the technician was able to access the scene and determine that our facility was involved. At 3:43 a.M., an upstream valve was activated to stop the flow of gas, which resulted in the loss of service to atmos energys customer, sienergy. Sienergy informed atmos energy that it had approximately 1,110 customers downstream that lost service. The fire department evacuated a one-mile radius. Regarding question a23 of this report, the number of persons evacuated is unknown, however there were 593 structures in the evacuation zone.
| Report Received Date | 2022-04-22 00:00:00 |
|---|---|
| Iyear | 2022 |
| Report Number | 20220048 |
| Supplemental Number | 37133 |
| Report Type | Supplemental Final |
| Operator Id | 31978 PHMSA Enforcement |
| Name | Atmos Pipeline - Texas |
| Operator Street Address | 5420 Lbj Freeway, Suite 1500 |
| Operator City Name | Dallas |
| Operator State Abbreviation | TX |
| Operator Postal Code | 75240 |
| Local Datetime | 2022-03-23 04:30:00 |
| Time Zone | Central |
| Daylight Savings Ind | Yes |
| Location Latitude | 32.52089 Google Maps OpenStreetMap |
| Location Longitude | -97.08222 Google Maps OpenStreetMap |
| Nrc Rpt Num | 1331720 NRC Report How to search |
| Nrc Rpt Datetime | 2022-03-23 04:21:00 |
| Additional Nrc Report Numbers | 1331898 |
| Commodity Released Type | Natural Gas |
| Unintentional Release | 33202 |
| Intentional Release | 0 |
| Accompanying Liquid | 0 |
| Fatality Ind | Yes |
| Num Emp Fatalities | 0 |
| Num Contr Fatalities | 0 |
| Num Er Fatalities | 0 |
| Num Worker Fatalities | 0 |
| Num Gp Fatalities | 1 |
| Fatal | 1 |
| Injury Ind | No |
| Injure | 0 |
| Status When Identified | Normal Operation, Includes Pauses During Maintenance |
| Shutdown Due Accident Ind | Yes |
| Shutdown Datetime | 2022-03-23 03:43:00 |
| Restart Datetime | 2022-03-30 20:30:00 |
| Ignite Ind | Yes |
| Ignite Datetime | 2022-03-23 01:14:00 |
| How Extinguished | Other |
| How Extinguished Other Detail | Shut Valve |
| Gas Consumed By Fire In Mcf | 33202 |
| Explode Ind | No |
| Num Pub Evacuated | 593 |
| Incident Identified Datetime | 2022-03-23 03:00:00 |
| On Site Datetime | 2022-03-23 02:40:00 |
| On Off Shore | Onshore |
| Onshore State Abbreviation | Tx |
| Onshore Postal Code | 76063 |
| Onshore City Name | Mansfield |
| Onshore County Name | Ellis |
| Designated Location | Survey Station No. |
| Designated Name | 162 |
| Pipe Fac Name | Line X64 |
| Segment Name | Ms 8981.1 |
| Federal | No |
| Location Type | Operator-Controlled Property |
| Incident Area Type | Aboveground |
| Incident Area Subtype | Typical Aboveground Facility Piping Or Appurtenance |
| Crossing | No |
| Pipe Facility Type | Intrastate |
| System Part Involved | Onshore Regulator/metering Station Equipment And Piping |
| Item Involved | Pipe |
| Pipe Type | Pipe Body |
| Pipe Diameter | 8 |
| Puddle Weld Ind | No |
| Pipe Wall Thickness | 0.322 |
| Pipe Smys | 52000 |
| Pipe Specification | X52 |
| Pipe Seam Type | Longitudinal Erw - High Frequency |
| Pipe Manufacturer | Unknown |
| Pipe Coating Type | Paint |
| Coating Applied Ind | Yes |
| Installation Year | 2017 |
| Manufactured Year | Unknown |
| Material Involved | Carbon Steel |
| Release Type | Rupture |
| Rupture Orient | Circumferential |
| Rupture Length | 4 |
| Rupture Width | 4 |
| Class Location Type | Class 1 Location |
| Could Be Hca | No |
| Pir Radius | 184 |
| Heat Damage Ind | No |
| Non Heat Damage Ind | No |
| Hca Fatalities Ind | No |
| Did Occur In Mca Ind | Yes |
| Mca Paved Surface Freeway Ind | Yes |
| Est Cost Oper Paid | 60000 |
| Est Cost Unintentional Release | 175751 |
| Est Cost Intentional Release | 0 |
| Est Cost Prop Damage | 1550000 |
| Est Cost Emergency | 50000 |
| Est Cost Other | 0 |
| Gas Cost In Mcf | 5.2934 |
| Prpty | 1835751 |
| Num Persons Hosp Not Ovnght | 0 |
| Num Injured Treated By Emt | 0 |
| Num Resident Building Affctd | 1100 |
| Num Business Building Affctd | 10 |
| Wildlife Impact Ind | No |
| Accident Psig | 655 |
| Gas Flow In Pipe In Mcf | 318.72 |
| Mop Psig | 960 |
| Mop Cfr Section | 192.619(A)(2) View CFR 49 §192 |
| Maop Established Date | 2017-12-17 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 |
| Pipeline Function | Transmission System |
| 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 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 | Car crashed into station. |
| Employee Drug Test Ind | No |
| Contractor Drug Test Ind | No |
| Cause | Other Outside Force Damage |
| Cause Details | Damage By Car, Truck, Or Other Motorized Vehicle/equipment Not Engaged In Excavation |
| Outside Force Type | Damage By Car, Truck, Or Other Motorized Vehicle/equipment Not Engaged In Excavation |
| Vehicle Subtype | Third Party |
| Driver Issued Citation Ind | Yes |
| Citation Other Ind | Yes |
| Citation Other Detail | Unknown, Not Provided In The Police Report |
| Driver In Control Ind | Unknown |
| Estimated Speed Unknown Ind | Yes |
| Vehicle Type | Passenger Car |
| Vehicle Travel From | Roadway |
| Vehicle Travel Distance Ft | 125 |
| Protections Installed Ind | Yes |
| Protection Barricades Ind | Yes |
| Preparer Name | J***** B****** |
| Preparer Title | Operations Manager |
| Preparer Email | J*************@a**********.com |
| Preparer Telephone | 214-206-2606 |
| Local Contact Name | J***** B****** |
| Local Contact Email | J*************@a**********.com |
| Local Contact Telephone | 214-206-2606 |
| Authorizer Name | M**** S***** |
| Authorizer Title | Vp Technical Services |
| Authorizer Telephone | 214-206-2033 |
| Authorizer Email | M***********@a**********.com |
| Narrative | Preliminary investigation indicates that on march 23, 2022, a vehicle traveling at a high rate of speed going southbound in the northbound lanes of hwy 360 crossed over u.S. 287 southbound service road, traveled an additional 125 feet, and struck an atmos energy measuring station near mansfield, texas. The gas ignited. The system pressure was at 655 psig at the time of the incident. Atmos energy was notified by emergency responders at approximately 1:40 a.M. And atmos energy personnel arrived onsite at 2:40 a.M. The fire department had the area sealed off until 3:00 a.M., at which time the technician was able to access the scene and determine that our facility was involved. At 3:43 a.M., an upstream valve was activated to stop the flow of gas, which resulted in the loss of service to atmos energys customer, sienergy. Sienergy informed atmos energy that it had approximately 1,110 customers downstream that lost service. The fire department evacuated a one-mile radius. Regarding question a23 of this report, the number of persons evacuated is unknown, however there were 593 structures in the evacuation zone. |
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