Incident details
Operator, cause, commodity and consequences with raw source fields.
GD incident on 2014-09-15 — CA
Operator
Pacific Gas & Electric Co
Cause
Excavation Issue
Commodity
Natural Gas
Program
GD
Damage and Injuries
0 fatalities
0 injuries
Property damage (nominal)
$115,000
Incident datetime
2014-09-15 14:39
Report number
Location
CA, CONTRA COSTA
Narrative
At approximately 1439 hours on september 15, 2014, the contra costa fire department notified pg&e of a third-party dig-in at 3218 quandt road in lafayette. The third party, east bay municipal utility district (ebmud), was conducting water main work. Ebmud struck pg&e's 2-inch steel distribution main with a backhoe, causing an unintentional release of gas. There was a valid USA ticket (#354045) and the gas facilities were properly marked. The third-party failed to hand-dig and expose facilities prior to using mechanical equipment. Pg&e's gas service representative (gsr) arrived on scene at 1451 hours with a repair crew arriving at 1520 hours. Gas was shut-in at 1650 hours by excavating and squeezing the distribution main, which resulted in loss of gas service for 105 customers. The fire department and police were on scene. Traffic was rerouted. There were no injuries or fatalities. No media was observed on scene. Repairs to the 2-inch steel main were completed at 0455 hours on september 16, 2014. As of 1515 hours on september 16, pg&e restored gas service to 87 customers. The remaining 18 customers were not available during the initial relight effort. As of september 23, 2014, gas service was restored for all remaining customers. The amount of gas released is less than 3 mmcf. This was initially reported only to the cpuc based on operator judgment as approximately 105 customers lost gas service as a result of the dig in. Pg&e recently confirmed that damages relating to this incident exceed $50,000. Pg&e notified the national response center on october 13, 2014.
Detailed record list
Occurred At
2014-09-15 14:39:00
Year
2014
Report Received Date
2014-10-15 00:00:00
Iyear
2014.0
Report Number
20140090.0
Supplemental Number
15945.0
Report Type
Original Final
Operator Id
15007
Name
Pacific Gas & Electric Co
Operator Street Address
6121 Bollinger Canyon Rd.
Operator City Name
San Ramon
Operator State Abbreviation
CA
Operator Postal Code
94583
Local Datetime
2014-09-15 14:15:00
Location Street Address
3218 Quandt Road
Location City Name
Lafayette
Location County Name
Contra Costa
Location State Abbreviation
CA
Location Postal Code
94549
Location Latitude
37.908733
Location Longitude
-122.097246
Nrc Rpt Datetime
2014-10-13 14:25:00
Nrc Rpt Num
1098172
Commodity Released Type
Natural Gas
Unintentional Release
77.99
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Ignite Ind
No
Explode Ind
No
Incident Identified Datetime
2014-09-15 14:39:00
On Site Datetime
2014-09-15 14:51:00
Federal
No
Location Type
Public Property
Incident Area Type
Underground
Incident Area Subtype
Exposed Due To Excavation
Depth Of Cover
35.0
Crossing
No
Pipe Facility Type
Privately Owned
System Part Involved
Main
Installation Year
1954.0
Pipe Diameter
2.0
Pipe Specification
Unknown
Pipe Manufacturer
Unknown
Material Involved
Steel
Steel Seam Type
Other
Steel Seam Type Details
Unknown
Release Type
Mechanical Puncture
Puncture Axial
0.5
Puncture Circum
0.5
Class Location Type
Class 3 Location
Est Cost Oper Paid
0.0
Est Cost Prop Damage
115000.0
Est Cost Emergency
0.0
Est Cost Other
0.0
Est Cost Unintentional Release
315.0
Prpty
115315.0
Commercial Affected
0.0
Industrial Affected
0.0
Residences Affected
105.0
Accident Psig
57.0
Normal Psig
57.0
Mop Psig
60.0
Accident Pressure
Pressure Did Not Exceed Maop
Scada In Place Ind
No
Accident Identifier
Notification From Emergency Responder
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
Yes
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
354045
One Call Center Name
Usan
Locator Type
Utility Owner
Visible Marks
Yes
Service Interruption
Yes
Service Interruption Hours
2362.0
Root Cause Category
Excavation Issue
Root Cause Type
Improper Excavation Practice Not Listed Above
Preparer Name
W*** C***
Preparer Title
Program Manager
Preparer Email
W***@p**.com
Preparer Telephone
925-328-5798
Authorizer Name
L**** D*******
Authorizer Title
Acting Manager Regulatory Compliance
Authorizer Telephone
925-328-5756
Authorizer Email
L***@p**.com
Narrative
At approximately 1439 hours on september 15, 2014, the contra costa fire department notified pg&e of a third-party dig-in at 3218 quandt road in lafayette. The third party, east bay municipal utility district (ebmud), was conducting water main work. Ebmud struck pg&e's 2-inch steel distribution main with a backhoe, causing an unintentional release of gas. There was a valid USA ticket (#354045) and the gas facilities were properly marked. The third-party failed to hand-dig and expose facilities prior to using mechanical equipment. Pg&e's gas service representative (gsr) arrived on scene at 1451 hours with a repair crew arriving at 1520 hours. Gas was shut-in at 1650 hours by excavating and squeezing the distribution main, which resulted in loss of gas service for 105 customers. The fire department and police were on scene. Traffic was rerouted. There were no injuries or fatalities. No media was observed on scene. Repairs to the 2-inch steel main were completed at 0455 hours on september 16, 2014. As of 1515 hours on september 16, pg&e restored gas service to 87 customers. The remaining 18 customers were not available during the initial relight effort. As of september 23, 2014, gas service was restored for all remaining customers. The amount of gas released is less than 3 mmcf. This was initially reported only to the cpuc based on operator judgment as approximately 105 customers lost gas service as a result of the dig in. Pg&e recently confirmed that damages relating to this incident exceed $50,000. Pg&e notified the national response center on october 13, 2014.
| Occurred At | 2014-09-15 14:39:00 |
|---|---|
| Year | 2014 |
| Report Received Date | 2014-10-15 00:00:00 |
| Iyear | 2014.0 |
| Report Number | 20140090.0 |
| Supplemental Number | 15945.0 |
| Report Type | Original Final |
| Operator Id | 15007 PHMSA Enforcement |
| Name | Pacific Gas & Electric Co |
| Operator Street Address | 6121 Bollinger Canyon Rd. |
| Operator City Name | San Ramon |
| Operator State Abbreviation | CA |
| Operator Postal Code | 94583 |
| Local Datetime | 2014-09-15 14:15:00 |
| Location Street Address | 3218 Quandt Road |
| Location City Name | Lafayette |
| Location County Name | Contra Costa |
| Location State Abbreviation | CA |
| Location Postal Code | 94549 |
| Location Latitude | 37.908733 Google Maps OpenStreetMap |
| Location Longitude | -122.097246 Google Maps OpenStreetMap |
| Nrc Rpt Datetime | 2014-10-13 14:25:00 |
| Nrc Rpt Num | 1098172 NRC Report How to search |
| Commodity Released Type | Natural Gas |
| Unintentional Release | 77.99 |
| Fatality Ind | No |
| Fatal | 0 |
| Injury Ind | No |
| Injure | 0 |
| Ignite Ind | No |
| Explode Ind | No |
| Incident Identified Datetime | 2014-09-15 14:39:00 |
| On Site Datetime | 2014-09-15 14:51:00 |
| Federal | No |
| Location Type | Public Property |
| Incident Area Type | Underground |
| Incident Area Subtype | Exposed Due To Excavation |
| Depth Of Cover | 35.0 |
| Crossing | No |
| Pipe Facility Type | Privately Owned |
| System Part Involved | Main |
| Installation Year | 1954.0 |
| Pipe Diameter | 2.0 |
| Pipe Specification | Unknown |
| Pipe Manufacturer | Unknown |
| Material Involved | Steel |
| Steel Seam Type | Other |
| Steel Seam Type Details | Unknown |
| Release Type | Mechanical Puncture |
| Puncture Axial | 0.5 |
| Puncture Circum | 0.5 |
| Class Location Type | Class 3 Location |
| Est Cost Oper Paid | 0.0 |
| Est Cost Prop Damage | 115000.0 |
| Est Cost Emergency | 0.0 |
| Est Cost Other | 0.0 |
| Est Cost Unintentional Release | 315.0 |
| Prpty | 115315.0 |
| Commercial Affected | 0.0 |
| Industrial Affected | 0.0 |
| Residences Affected | 105.0 |
| Accident Psig | 57.0 |
| Normal Psig | 57.0 |
| Mop Psig | 60.0 |
| Accident Pressure | Pressure Did Not Exceed Maop |
| Scada In Place Ind | No |
| Accident Identifier | Notification From Emergency Responder |
| 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 | Yes |
| 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 | 354045 |
| One Call Center Name | Usan |
| Locator Type | Utility Owner |
| Visible Marks | Yes |
| Service Interruption | Yes |
| Service Interruption Hours | 2362.0 |
| Root Cause Category | Excavation Issue |
| Root Cause Type | Improper Excavation Practice Not Listed Above |
| Preparer Name | W*** C*** |
| Preparer Title | Program Manager |
| Preparer Email | W***@p**.com |
| Preparer Telephone | 925-328-5798 |
| Authorizer Name | L**** D******* |
| Authorizer Title | Acting Manager Regulatory Compliance |
| Authorizer Telephone | 925-328-5756 |
| Authorizer Email | L***@p**.com |
| Narrative | At approximately 1439 hours on september 15, 2014, the contra costa fire department notified pg&e of a third-party dig-in at 3218 quandt road in lafayette. The third party, east bay municipal utility district (ebmud), was conducting water main work. Ebmud struck pg&e's 2-inch steel distribution main with a backhoe, causing an unintentional release of gas. There was a valid USA ticket (#354045) and the gas facilities were properly marked. The third-party failed to hand-dig and expose facilities prior to using mechanical equipment. Pg&e's gas service representative (gsr) arrived on scene at 1451 hours with a repair crew arriving at 1520 hours. Gas was shut-in at 1650 hours by excavating and squeezing the distribution main, which resulted in loss of gas service for 105 customers. The fire department and police were on scene. Traffic was rerouted. There were no injuries or fatalities. No media was observed on scene. Repairs to the 2-inch steel main were completed at 0455 hours on september 16, 2014. As of 1515 hours on september 16, pg&e restored gas service to 87 customers. The remaining 18 customers were not available during the initial relight effort. As of september 23, 2014, gas service was restored for all remaining customers. The amount of gas released is less than 3 mmcf. This was initially reported only to the cpuc based on operator judgment as approximately 105 customers lost gas service as a result of the dig in. Pg&e recently confirmed that damages relating to this incident exceed $50,000. Pg&e notified the national response center on october 13, 2014. |
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