Incident details
Operator, cause, commodity and consequences with raw source fields.
GD incident on 2015-03-02 — TX
Operator
Atmos Energy Corporation - Mid-Tex
Cause
Miscellaneous Root Causes
Commodity
Natural Gas
Program
GD
Damage and Injuries
0 fatalities
0 injuries
Property damage (nominal)
$1,915
Incident datetime
2015-03-02 21:37
Report number
Location
TX, DALLAS
Narrative
At 7:58 pm on march 2, 2015, atmos energy dispatch was notified of an event at 1504 memory lane in dallas. Atmos energy's first responder arrived on-site at 9:17 pm and upon learning that homes had been evacuated by dallas fire department personnel the atmos energy first responder began bar testing and checking sewer vents in the immediate area. Soon a second atmos energy responder and two atmos energy supervisors arrived to assist with the investigation. At approximately 11:25 pm atmos energy began a leak survey of the area with a leak thereafter pinpointed in the area of the service tap to 1504 memory lane. In the early morning hours of march 3, 2015, atmos energy requested emergency line locates which were made allowing atmos energy's excavation of the service tap to 1504 memory lane to begin at approximately 2:20 am. A leak was discovered at the service tap connection and the service line to 1504 memory lane was retired at 2:43 am. Atmos energy then began an excavation to retire the service line to 9430 eloise street and this retirement was completed at 4:47 am. On march 10, 2015, under the observation of railroad commission personnel atmos energy and baker risk performed strategic excavation of the 1504 memory lane service line. Previous damage due to third party excavation was observed on the service line. Between december 13, 2011, and march 2, 2015, atmos energy is aware of five locate requests (locate numbers 1475052478, 1475382044, 120450096, 120196080, and 13474488) in proximity to 1504 memory lane. The third party excavation damage to the service line caused the connection failure at the service tap.
Detailed record list
Occurred At
2015-03-02 21:37:00
Year
2015
Report Received Date
2015-04-01 00:00:00
Iyear
2015.0
Report Number
20150040.0
Supplemental Number
16064.0
Report Type
Original Final
Operator Id
31348
Name
Atmos Energy Corporation - Mid-Tex
Operator Street Address
5420 Lbj Freeway, Suite 1800
Operator City Name
Dallas
Operator State Abbreviation
TX
Operator Postal Code
75240
Local Datetime
2015-03-02 19:58:00
Location Street Address
9430 Eloise St.
Location City Name
Dallas
Location County Name
Dallas
Location State Abbreviation
TX
Location Postal Code
75217
Location Latitude
32.73761
Location Longitude
-96.65918
Nrc Rpt Datetime
2015-03-02 21:48:00
Nrc Rpt Num
1109474
Commodity Released Type
Natural Gas
Unintentional Release
47.0
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Ignite Ind
No
Explode Ind
Yes
Num Pub Evacuated
12.0
Incident Identified Datetime
2015-03-02 21:37:00
On Site Datetime
2015-03-02 21:18:00
Federal
No
Location Type
Private Property
Incident Area Type
Underground
Incident Area Subtype
Under Soil
Depth Of Cover
36.0
Crossing
No
Pipe Facility Type
Privately Owned
System Part Involved
Other
System Part Details
Connection
Installation Year
1951.0
Material Involved
Steel
Release Type
Leak
Leak Type
Connection Failure
Class Location Type
Class 3 Location
Est Cost Oper Paid
100000.0
Est Cost Prop Damage
1915.0
Est Cost Emergency
4377.0
Est Cost Other
0.0
Est Cost Unintentional Release
187.0
Prpty
106479.0
Commercial Affected
0.0
Industrial Affected
0.0
Residences Affected
5.0
Accident Psig
20.0
Normal Psig
20.0
Mop Psig
55.0
Accident Pressure
Pressure Did Not Exceed Maop
Scada In Place 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
Low point of this system was monitored by controller with no control capabilities
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Excavation Damage
Cause Details
Previous Damage Due To Excavation Activity
Ex Party Type
Previous Damage Due To Excavation Activity
Notify Cga Dirt
No
Public Row Ind
Yes
Public Subtype
City Street
Excavator Type
Unknown/other
Excavator Equipment
Unknown/other
Work Performed
Unknown/other
One Call Notified Ind
No
Root Cause Category
Miscellaneous Root Causes
Root Cause Type
Previous Damage
Preparer Name
T**** L*****
Preparer Title
Operations Supervisor
Preparer Email
T***********@a**********.com
Preparer Telephone
469-261-7387
Preparer Fax
214-426-7062
Authorizer Name
J****** S* K******
Authorizer Title
Vice President Technical Services
Authorizer Telephone
214-206-2701
Authorizer Email
J***********@a**********.com
Narrative
At 7:58 pm on march 2, 2015, atmos energy dispatch was notified of an event at 1504 memory lane in dallas. Atmos energy's first responder arrived on-site at 9:17 pm and upon learning that homes had been evacuated by dallas fire department personnel the atmos energy first responder began bar testing and checking sewer vents in the immediate area. Soon a second atmos energy responder and two atmos energy supervisors arrived to assist with the investigation. At approximately 11:25 pm atmos energy began a leak survey of the area with a leak thereafter pinpointed in the area of the service tap to 1504 memory lane. In the early morning hours of march 3, 2015, atmos energy requested emergency line locates which were made allowing atmos energy's excavation of the service tap to 1504 memory lane to begin at approximately 2:20 am. A leak was discovered at the service tap connection and the service line to 1504 memory lane was retired at 2:43 am. Atmos energy then began an excavation to retire the service line to 9430 eloise street and this retirement was completed at 4:47 am. On march 10, 2015, under the observation of railroad commission personnel atmos energy and baker risk performed strategic excavation of the 1504 memory lane service line. Previous damage due to third party excavation was observed on the service line. Between december 13, 2011, and march 2, 2015, atmos energy is aware of five locate requests (locate numbers 1475052478, 1475382044, 120450096, 120196080, and 13474488) in proximity to 1504 memory lane. The third party excavation damage to the service line caused the connection failure at the service tap.
| Occurred At | 2015-03-02 21:37:00 |
|---|---|
| Year | 2015 |
| Report Received Date | 2015-04-01 00:00:00 |
| Iyear | 2015.0 |
| Report Number | 20150040.0 |
| Supplemental Number | 16064.0 |
| Report Type | Original Final |
| Operator Id | 31348 PHMSA Enforcement |
| Name | Atmos Energy Corporation - Mid-Tex |
| Operator Street Address | 5420 Lbj Freeway, Suite 1800 |
| Operator City Name | Dallas |
| Operator State Abbreviation | TX |
| Operator Postal Code | 75240 |
| Local Datetime | 2015-03-02 19:58:00 |
| Location Street Address | 9430 Eloise St. |
| Location City Name | Dallas |
| Location County Name | Dallas |
| Location State Abbreviation | TX |
| Location Postal Code | 75217 |
| Location Latitude | 32.73761 Google Maps OpenStreetMap |
| Location Longitude | -96.65918 Google Maps OpenStreetMap |
| Nrc Rpt Datetime | 2015-03-02 21:48:00 |
| Nrc Rpt Num | 1109474 NRC Report How to search |
| Commodity Released Type | Natural Gas |
| Unintentional Release | 47.0 |
| Fatality Ind | No |
| Fatal | 0 |
| Injury Ind | No |
| Injure | 0 |
| Ignite Ind | No |
| Explode Ind | Yes |
| Num Pub Evacuated | 12.0 |
| Incident Identified Datetime | 2015-03-02 21:37:00 |
| On Site Datetime | 2015-03-02 21:18:00 |
| Federal | No |
| Location Type | Private Property |
| Incident Area Type | Underground |
| Incident Area Subtype | Under Soil |
| Depth Of Cover | 36.0 |
| Crossing | No |
| Pipe Facility Type | Privately Owned |
| System Part Involved | Other |
| System Part Details | Connection |
| Installation Year | 1951.0 |
| Material Involved | Steel |
| Release Type | Leak |
| Leak Type | Connection Failure |
| Class Location Type | Class 3 Location |
| Est Cost Oper Paid | 100000.0 |
| Est Cost Prop Damage | 1915.0 |
| Est Cost Emergency | 4377.0 |
| Est Cost Other | 0.0 |
| Est Cost Unintentional Release | 187.0 |
| Prpty | 106479.0 |
| Commercial Affected | 0.0 |
| Industrial Affected | 0.0 |
| Residences Affected | 5.0 |
| Accident Psig | 20.0 |
| Normal Psig | 20.0 |
| Mop Psig | 55.0 |
| Accident Pressure | Pressure Did Not Exceed Maop |
| Scada In Place 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 | Low point of this system was monitored by controller with no control capabilities |
| Employee Drug Test Ind | No |
| Contractor Drug Test Ind | No |
| Cause | Excavation Damage |
| Cause Details | Previous Damage Due To Excavation Activity |
| Ex Party Type | Previous Damage Due To Excavation Activity |
| Notify Cga Dirt | No |
| Public Row Ind | Yes |
| Public Subtype | City Street |
| Excavator Type | Unknown/other |
| Excavator Equipment | Unknown/other |
| Work Performed | Unknown/other |
| One Call Notified Ind | No |
| Root Cause Category | Miscellaneous Root Causes |
| Root Cause Type | Previous Damage |
| Preparer Name | T**** L***** |
| Preparer Title | Operations Supervisor |
| Preparer Email | T***********@a**********.com |
| Preparer Telephone | 469-261-7387 |
| Preparer Fax | 214-426-7062 |
| Authorizer Name | J****** S* K****** |
| Authorizer Title | Vice President Technical Services |
| Authorizer Telephone | 214-206-2701 |
| Authorizer Email | J***********@a**********.com |
| Narrative | At 7:58 pm on march 2, 2015, atmos energy dispatch was notified of an event at 1504 memory lane in dallas. Atmos energy's first responder arrived on-site at 9:17 pm and upon learning that homes had been evacuated by dallas fire department personnel the atmos energy first responder began bar testing and checking sewer vents in the immediate area. Soon a second atmos energy responder and two atmos energy supervisors arrived to assist with the investigation. At approximately 11:25 pm atmos energy began a leak survey of the area with a leak thereafter pinpointed in the area of the service tap to 1504 memory lane. In the early morning hours of march 3, 2015, atmos energy requested emergency line locates which were made allowing atmos energy's excavation of the service tap to 1504 memory lane to begin at approximately 2:20 am. A leak was discovered at the service tap connection and the service line to 1504 memory lane was retired at 2:43 am. Atmos energy then began an excavation to retire the service line to 9430 eloise street and this retirement was completed at 4:47 am. On march 10, 2015, under the observation of railroad commission personnel atmos energy and baker risk performed strategic excavation of the 1504 memory lane service line. Previous damage due to third party excavation was observed on the service line. Between december 13, 2011, and march 2, 2015, atmos energy is aware of five locate requests (locate numbers 1475052478, 1475382044, 120450096, 120196080, and 13474488) in proximity to 1504 memory lane. The third party excavation damage to the service line caused the connection failure at the service tap. |
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