Incident details
Operator, cause, commodity and consequences with raw source fields.
GD incident on 2015-05-17 — CA
Operator
Southern California Gas Co
Cause
Locating Issue
Commodity
Natural Gas
Program
GD
Damage and Injuries
0 fatalities
0 injuries
Property damage (nominal)
$37,081
Incident datetime
2015-05-17 11:36
Report number
Location
CA, LOS ANGELES
Narrative
On may 16, 2015, a ladwp employee was excavating with a backhoe to install a water quality sampling point when he struck a 6" plastic gas main. Crew responded and controlled the gas. No injuries or further damage resulted from the gas leak. All repairs to the damaged main were completed and the affected customers were restored. Investigation of the incident showed that ladwp had a valid USA ticket but marks were off in the immediate vicinity of the damage, likely due to interference the locator received from a nearby underground power source. This incident was initially reported to cpuc due to media coverage, but was later reported to DOT and cpuc due to the amount of gas released exceeding 3,000,000 cubic feet. For any further questions, contact khoa le at (626) 893-4536.
Detailed record list
Occurred At
2015-05-17 11:36:00
Year
2015
Report Received Date
2015-06-12 00:00:00
Iyear
2015.0
Report Number
20150058.0
Supplemental Number
16097.0
Report Type
Original Final
Operator Id
18484
Name
Southern California Gas Co
Operator Street Address
555 West Fifth Street
Operator City Name
Los Angeles
Operator State Abbreviation
CA
Operator Postal Code
90013
Local Datetime
2015-05-16 11:36:00
Location Street Address
Cahuenga Blvd And Yucca St
Location City Name
Los Angeles
Location County Name
Los Angeles
Location State Abbreviation
CA
Location Postal Code
90028
Location Latitude
34.10379
Location Longitude
-118.32954
Nrc Rpt Datetime
2015-05-16 11:47:00
Nrc Rpt Num
1116739
Commodity Released Type
Natural Gas
Unintentional Release
3185.0
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Ignite Ind
No
Explode Ind
No
Num Pub Evacuated
100.0
Incident Identified Datetime
2015-05-17 11:36:00
On Site Datetime
2015-05-17 12:35:00
Federal
No
Location Type
Public Property
Incident Area Type
Underground
Incident Area Subtype
Under Pavement
Depth Of Cover
64.0
Crossing
No
Pipe Facility Type
Investor Owned
System Part Involved
Main
Installation Year
2006.0
Pipe Diameter
6.0
Pipe Specification
Astm D2513
Pipe Manufacturer
Poly Pipe
Material Involved
Plastic
Plastic Type
Polyethylene (Pe)
Plastic Sdr
13.5
Material Pe Pipe Code
2406
Release Type
Mechanical Puncture
Puncture Axial
2.8
Puncture Circum
2.8
Class Location Type
Class 3 Location
Est Cost Oper Paid
0.0
Est Cost Prop Damage
37081.0
Est Cost Emergency
0.0
Est Cost Other
0.0
Est Cost Unintentional Release
19113.0
Prpty
56194.0
Commercial Affected
1.0
Industrial Affected
0.0
Residences Affected
46.0
Accident Psig
30.0
Normal Psig
30.0
Mop Psig
40.0
Accident Pressure
Pressure Did Not Exceed Maop
Scada In Place Ind
No
Accident Identifier
Notification From Third Party That Caused The Incident
Investigation Status
No, the facility was not monitored by a controller(s) at the time of the incident
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 Row Ind
Yes
Public Subtype
City Street
Excavator Type
Utility
Excavator Equipment
Backhoe/trackhoe
Work Performed
Water
One Call Notified Ind
Yes
One Call Ticket Num
51270007
One Call Center Name
Digalert - 811
Locator Type
Utility Owner
Visible Marks
Yes
Service Interruption
Yes
Service Interruption Hours
17.0
Root Cause Category
Locating Issue
Root Cause Type
Facility Not Marked Due To Incomplete Marks At Damage Location
Preparer Name
K*** L*
Preparer Title
Pipeline Safety And Compliance Advisor
Preparer Email
K***@s**************.com
Preparer Telephone
626-893-4536
Authorizer Name
T*** A* B****
Authorizer Title
Pipeline Safety And Compliance Advisor
Authorizer Telephone
909-335-7915
Authorizer Email
T*****@s**************.com
Narrative
On may 16, 2015, a ladwp employee was excavating with a backhoe to install a water quality sampling point when he struck a 6" plastic gas main. Crew responded and controlled the gas. No injuries or further damage resulted from the gas leak. All repairs to the damaged main were completed and the affected customers were restored. Investigation of the incident showed that ladwp had a valid USA ticket but marks were off in the immediate vicinity of the damage, likely due to interference the locator received from a nearby underground power source. This incident was initially reported to cpuc due to media coverage, but was later reported to DOT and cpuc due to the amount of gas released exceeding 3,000,000 cubic feet. For any further questions, contact khoa le at (626) 893-4536.
| Occurred At | 2015-05-17 11:36:00 |
|---|---|
| Year | 2015 |
| Report Received Date | 2015-06-12 00:00:00 |
| Iyear | 2015.0 |
| Report Number | 20150058.0 |
| Supplemental Number | 16097.0 |
| Report Type | Original Final |
| Operator Id | 18484 PHMSA Enforcement |
| Name | Southern California Gas Co |
| Operator Street Address | 555 West Fifth Street |
| Operator City Name | Los Angeles |
| Operator State Abbreviation | CA |
| Operator Postal Code | 90013 |
| Local Datetime | 2015-05-16 11:36:00 |
| Location Street Address | Cahuenga Blvd And Yucca St |
| Location City Name | Los Angeles |
| Location County Name | Los Angeles |
| Location State Abbreviation | CA |
| Location Postal Code | 90028 |
| Location Latitude | 34.10379 Google Maps OpenStreetMap |
| Location Longitude | -118.32954 Google Maps OpenStreetMap |
| Nrc Rpt Datetime | 2015-05-16 11:47:00 |
| Nrc Rpt Num | 1116739 NRC Report How to search |
| Commodity Released Type | Natural Gas |
| Unintentional Release | 3185.0 |
| Fatality Ind | No |
| Fatal | 0 |
| Injury Ind | No |
| Injure | 0 |
| Ignite Ind | No |
| Explode Ind | No |
| Num Pub Evacuated | 100.0 |
| Incident Identified Datetime | 2015-05-17 11:36:00 |
| On Site Datetime | 2015-05-17 12:35:00 |
| Federal | No |
| Location Type | Public Property |
| Incident Area Type | Underground |
| Incident Area Subtype | Under Pavement |
| Depth Of Cover | 64.0 |
| Crossing | No |
| Pipe Facility Type | Investor Owned |
| System Part Involved | Main |
| Installation Year | 2006.0 |
| Pipe Diameter | 6.0 |
| Pipe Specification | Astm D2513 |
| Pipe Manufacturer | Poly Pipe |
| Material Involved | Plastic |
| Plastic Type | Polyethylene (Pe) |
| Plastic Sdr | 13.5 |
| Material Pe Pipe Code | 2406 |
| Release Type | Mechanical Puncture |
| Puncture Axial | 2.8 |
| Puncture Circum | 2.8 |
| Class Location Type | Class 3 Location |
| Est Cost Oper Paid | 0.0 |
| Est Cost Prop Damage | 37081.0 |
| Est Cost Emergency | 0.0 |
| Est Cost Other | 0.0 |
| Est Cost Unintentional Release | 19113.0 |
| Prpty | 56194.0 |
| Commercial Affected | 1.0 |
| Industrial Affected | 0.0 |
| Residences Affected | 46.0 |
| Accident Psig | 30.0 |
| Normal Psig | 30.0 |
| Mop Psig | 40.0 |
| Accident Pressure | Pressure Did Not Exceed Maop |
| Scada In Place Ind | No |
| Accident Identifier | Notification From Third Party That Caused The Incident |
| Investigation Status | No, the facility was not monitored by a controller(s) at the time of the incident |
| 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 Row Ind | Yes |
| Public Subtype | City Street |
| Excavator Type | Utility |
| Excavator Equipment | Backhoe/trackhoe |
| Work Performed | Water |
| One Call Notified Ind | Yes |
| One Call Ticket Num | 51270007 |
| One Call Center Name | Digalert - 811 |
| Locator Type | Utility Owner |
| Visible Marks | Yes |
| Service Interruption | Yes |
| Service Interruption Hours | 17.0 |
| Root Cause Category | Locating Issue |
| Root Cause Type | Facility Not Marked Due To Incomplete Marks At Damage Location |
| Preparer Name | K*** L* |
| Preparer Title | Pipeline Safety And Compliance Advisor |
| Preparer Email | K***@s**************.com |
| Preparer Telephone | 626-893-4536 |
| Authorizer Name | T*** A* B**** |
| Authorizer Title | Pipeline Safety And Compliance Advisor |
| Authorizer Telephone | 909-335-7915 |
| Authorizer Email | T*****@s**************.com |
| Narrative | On may 16, 2015, a ladwp employee was excavating with a backhoe to install a water quality sampling point when he struck a 6" plastic gas main. Crew responded and controlled the gas. No injuries or further damage resulted from the gas leak. All repairs to the damaged main were completed and the affected customers were restored. Investigation of the incident showed that ladwp had a valid USA ticket but marks were off in the immediate vicinity of the damage, likely due to interference the locator received from a nearby underground power source. This incident was initially reported to cpuc due to media coverage, but was later reported to DOT and cpuc due to the amount of gas released exceeding 3,000,000 cubic feet. For any further questions, contact khoa le at (626) 893-4536. |
External Resources
PHMSA pipeline safety insights.
Product
Features
Company
All rights reserved. Copyright © by ClearPHMSA