Incident details
Operator, cause, commodity and consequences with raw source fields.
HL incident on 2011-08-27 — TX
Operator
Conocophillips
Cause
Miscellaneous Root Causes
Commodity
Crude Oil
Program
HL
Damage and Injuries
0 fatalities
0 injuries
Property damage (nominal)
$20,000
Incident datetime
2011-08-27 05:58
Report number
Location
TX
Narrative
3rd party digging over line nc-21 approximately 3 miles downstream from byron pump station just west of vasco road struck our line causing a release of 56 barrels of rodeo refinery coker mix. The control center shut the line down on low pressure alarm for plm. The tracy office personnel responded.
Detailed record list
Report Received Date
2011-09-26 00:00:00
Iyear
2011
Report Number
20110363
Supplemental Number
16351
Report Type
Supplemental Final
Operator Id
31684
Name
Conocophillips
Operator Street Address
2331 Citywest Blvd
Operator City Name
Houston
Operator State Abbreviation
TX
Operator Postal Code
77042
Local Datetime
2011-08-27 05:50:00
Location Latitude
37.795178
Location Longitude
-121.672381
Commodity Released Type
Crude Oil
Unintentional Release Bbls
56
Intentional Release Bbls
0
Recovered Bbls
0
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Accident Identifier
Controller
Operator Type
Operator Employee
Incident Identified Datetime
2011-08-27 05:58:00
System Part Involved
Onshore Pipeline, Including Valve Sites
On Off Shore
Onshore
Shutdown Due Accident Ind
Yes
Shutdown Datetime
2011-08-27 05:58:00
Restart Datetime
2011-08-29 17:30:00
On Site Datetime
2011-08-27 08:00:00
Nrc Rpt Datetime
2011-08-27 10:08:00
Nrc Rpt Num
987418
Ignite Ind
No
Explode Ind
No
Upstream Valve Type Ind
Remotely Controlled
Downstream Valve Type Ind
Remotely Controlled
Num Pub Evacuated
0
Pipe Fac Name
Line 200
Segment Name
Byron To Rodeo
Onshore State Abbreviation
Ca
Onshore Postal Code
94514
Onshore City Name
Byron
Onshore County Name
Contra Costa
Designated Location
Milepost/valve Station
Designated Name
C-23
Federal
No
Location Type
Pipeline Right-Of-Way
Incident Area Type
Underground
Incident Area Subtype
Under Soil
Depth Of Cover
42
Crossing
No
Pipe Facility Type
Intrastate
Item Involved
Pipe
Pipe Type
Pipe Body
Pipe Diameter
16
Pipe Wall Thickness
0.25
Pipe Smys
52000
Pipe Specification
X-52
Pipe Seam Type
Erw � Unknown Frequency
Pipe Coating Type
Coal Tar
Installation Year
1957
Manufactured Year
1956
Material Involved
Carbon Steel
Release Type
Mechanical Puncture
Puncture Axial
1.5
Puncture Circum
5
Wildlife Impact Ind
No
Soil Contamination
Yes
Long Term Assessment
Yes
Remediation Ind
Yes
Soil Remed Ind
Yes
Vegetation Remed Ind
Yes
Water Contam Ind
No
Could Be Hca
Yes
Commodity Reached Hca
Yes
Usa Drinking Ind
Yes
Usa Drinking Yes No
Yes
Usa Ecological Ind
Yes
Usa Ecological Yes No
Yes
Est Cost Oper Paid
0
Est Cost Gas Released
5040
Est Cost Prop Damage
20000
Est Cost Emergency
250000
Est Cost Environmental
1000000
Est Cost Other
0
Prpty
1275040
Accident Psig
346
Mop Psig
1000
Accident Pressure
Pressure Did Not Exceed Mop
Pressure Restriction Ind
No
Length Segment Isolated
74352
Internal Inspection Ind
Yes
Operation Complications Ind
No
Pipeline Function
> 20% Smys Regulated Transmission
Scada In Place Ind
Yes
Scada Operating Ind
Yes
Scada Functional Ind
Yes
Scada Detection Ind
Yes
Scada Conf Ind
Yes
Cpm In Place Ind
No
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 on the line.
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
No
Notify Cga Dirt
Yes
Private Row Ind
Yes
Private Subtype
Private Landowner
Excavator Type
Unknown/other
Excavator Equipment
Backhoe/trackhoe
Work Performed
Unknown/other
One Call Notified Ind
No
Locator Type
Unknown/other
Visible Marks
No
Service Interruption
Yes
Service Interruption Hours
60
Root Cause Category
Miscellaneous Root Causes
Root Cause Type
Root Cause Not Listed (Comment Required)
Root Cause Type Other
Suspected Vandalism Under Investigation By Local Authorties
Preparer Name
B**** G****
Preparer Title
Dot Coordinator
Preparer Email
B**********@c*************.com
Preparer Telephone
909-241-3358
Preparer Fax
562-290-1580
Prepared Date
2012-01-20 00:00:00
Authorizer Name
T*** T*****
Authorizer Telephone
832-379-6255
Authorizer Title
Regulatory Compliance Manager
Authorizer Email
T************@c*************.com
Narrative
3rd party digging over line nc-21 approximately 3 miles downstream from byron pump station just west of vasco road struck our line causing a release of 56 barrels of rodeo refinery coker mix. The control center shut the line down on low pressure alarm for plm. The tracy office personnel responded.
| Report Received Date | 2011-09-26 00:00:00 |
|---|---|
| Iyear | 2011 |
| Report Number | 20110363 |
| Supplemental Number | 16351 |
| Report Type | Supplemental Final |
| Operator Id | 31684 PHMSA Enforcement |
| Name | Conocophillips |
| Operator Street Address | 2331 Citywest Blvd |
| Operator City Name | Houston |
| Operator State Abbreviation | TX |
| Operator Postal Code | 77042 |
| Local Datetime | 2011-08-27 05:50:00 |
| Location Latitude | 37.795178 Google Maps OpenStreetMap |
| Location Longitude | -121.672381 Google Maps OpenStreetMap |
| Commodity Released Type | Crude Oil |
| Unintentional Release Bbls | 56 |
| Intentional Release Bbls | 0 |
| Recovered Bbls | 0 |
| Fatality Ind | No |
| Fatal | 0 |
| Injury Ind | No |
| Injure | 0 |
| Accident Identifier | Controller |
| Operator Type | Operator Employee |
| Incident Identified Datetime | 2011-08-27 05:58:00 |
| System Part Involved | Onshore Pipeline, Including Valve Sites |
| On Off Shore | Onshore |
| Shutdown Due Accident Ind | Yes |
| Shutdown Datetime | 2011-08-27 05:58:00 |
| Restart Datetime | 2011-08-29 17:30:00 |
| On Site Datetime | 2011-08-27 08:00:00 |
| Nrc Rpt Datetime | 2011-08-27 10:08:00 |
| Nrc Rpt Num | 987418 NRC Report How to search |
| Ignite Ind | No |
| Explode Ind | No |
| Upstream Valve Type Ind | Remotely Controlled |
| Downstream Valve Type Ind | Remotely Controlled |
| Num Pub Evacuated | 0 |
| Pipe Fac Name | Line 200 |
| Segment Name | Byron To Rodeo |
| Onshore State Abbreviation | Ca |
| Onshore Postal Code | 94514 |
| Onshore City Name | Byron |
| Onshore County Name | Contra Costa |
| Designated Location | Milepost/valve Station |
| Designated Name | C-23 |
| Federal | No |
| Location Type | Pipeline Right-Of-Way |
| Incident Area Type | Underground |
| Incident Area Subtype | Under Soil |
| Depth Of Cover | 42 |
| Crossing | No |
| Pipe Facility Type | Intrastate |
| Item Involved | Pipe |
| Pipe Type | Pipe Body |
| Pipe Diameter | 16 |
| Pipe Wall Thickness | 0.25 |
| Pipe Smys | 52000 |
| Pipe Specification | X-52 |
| Pipe Seam Type | Erw � Unknown Frequency |
| Pipe Coating Type | Coal Tar |
| Installation Year | 1957 |
| Manufactured Year | 1956 |
| Material Involved | Carbon Steel |
| Release Type | Mechanical Puncture |
| Puncture Axial | 1.5 |
| Puncture Circum | 5 |
| Wildlife Impact Ind | No |
| Soil Contamination | Yes |
| Long Term Assessment | Yes |
| Remediation Ind | Yes |
| Soil Remed Ind | Yes |
| Vegetation Remed Ind | Yes |
| Water Contam Ind | No |
| Could Be Hca | Yes |
| Commodity Reached Hca | Yes |
| Usa Drinking Ind | Yes |
| Usa Drinking Yes No | Yes |
| Usa Ecological Ind | Yes |
| Usa Ecological Yes No | Yes |
| Est Cost Oper Paid | 0 |
| Est Cost Gas Released | 5040 |
| Est Cost Prop Damage | 20000 |
| Est Cost Emergency | 250000 |
| Est Cost Environmental | 1000000 |
| Est Cost Other | 0 |
| Prpty | 1275040 |
| Accident Psig | 346 |
| Mop Psig | 1000 |
| Accident Pressure | Pressure Did Not Exceed Mop |
| Pressure Restriction Ind | No |
| Length Segment Isolated | 74352 |
| Internal Inspection Ind | Yes |
| Operation Complications Ind | No |
| Pipeline Function | > 20% Smys Regulated Transmission |
| Scada In Place Ind | Yes |
| Scada Operating Ind | Yes |
| Scada Functional Ind | Yes |
| Scada Detection Ind | Yes |
| Scada Conf Ind | Yes |
| Cpm In Place Ind | No |
| 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 on the line. |
| 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 | No |
| Notify Cga Dirt | Yes |
| Private Row Ind | Yes |
| Private Subtype | Private Landowner |
| Excavator Type | Unknown/other |
| Excavator Equipment | Backhoe/trackhoe |
| Work Performed | Unknown/other |
| One Call Notified Ind | No |
| Locator Type | Unknown/other |
| Visible Marks | No |
| Service Interruption | Yes |
| Service Interruption Hours | 60 |
| Root Cause Category | Miscellaneous Root Causes |
| Root Cause Type | Root Cause Not Listed (Comment Required) |
| Root Cause Type Other | Suspected Vandalism Under Investigation By Local Authorties |
| Preparer Name | B**** G**** |
| Preparer Title | Dot Coordinator |
| Preparer Email | B**********@c*************.com |
| Preparer Telephone | 909-241-3358 |
| Preparer Fax | 562-290-1580 |
| Prepared Date | 2012-01-20 00:00:00 |
| Authorizer Name | T*** T***** |
| Authorizer Telephone | 832-379-6255 |
| Authorizer Title | Regulatory Compliance Manager |
| Authorizer Email | T************@c*************.com |
| Narrative | 3rd party digging over line nc-21 approximately 3 miles downstream from byron pump station just west of vasco road struck our line causing a release of 56 barrels of rodeo refinery coker mix. The control center shut the line down on low pressure alarm for plm. The tracy office personnel responded. |
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