Incident details
Operator, cause, commodity and consequences with raw source fields.
HL incident on 2011-07-04 — TX
Operator
Conocophillips
Cause
Corrosion Failure
Commodity
Crude Oil
Program
HL
Damage and Injuries
0 fatalities
0 injuries
Property damage (nominal)
$10,000
Incident datetime
2011-07-04 14:00
Report number
Location
TX
Narrative
The leak was found to be in a 2" relief line coming off of the carson to wichita falls crude line. On sept. 22, 2011, cppl received the draft metallurgical analysis report documenting the most probable cause of the internal corrosion was carbonic acid corrosion from carbon dioxide dissolved in water. Updated per blaine keener e-mail due to changes in PHMSA reporting form.
Detailed record list
Report Received Date
2011-07-22 00:00:00
Iyear
2011
Report Number
20110255
Supplemental Number
17879
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
2011-07-04 14:00:00
Location Latitude
33.936514
Location Longitude
-98.496967
Commodity Released Type
Crude Oil
Unintentional Release Bbls
29.4
Intentional Release Bbls
0
Recovered Bbls
16
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Accident Identifier
Local Operating Personnel, Including Contractors
Operator Type
Operator Employee
System Part Involved
Onshore Terminal/tank Farm Equipment And Piping
On Off Shore
Onshore
Shutdown Due Accident Ind
Yes
Shutdown Datetime
2011-07-04 14:00:00
Restart Datetime
2011-07-06 12:45:00
Nrc Rpt Datetime
2011-07-04 15:52:00
Nrc Rpt Num
981665
Ignite Ind
No
Explode Ind
No
Pipe Fac Name
Carson Relief Line
Onshore State Abbreviation
Tx
Onshore Postal Code
76306
Onshore City Name
Wichita Falls
Onshore County Name
Wichita
Federal
No
Location Type
Totally Contained On Operator-Controlled Property
Incident Area Type
Underground
Incident Area Subtype
Under Soil
Crossing
No
Pipe Facility Type
Intrastate
Item Involved
Relief Line And Relief Equipment
Material Involved
Carbon Steel
Release Type
Leak
Leak Type
Pinhole
Wildlife Impact Ind
No
Soil Contamination
Yes
Long Term Assessment
No
Remediation Ind
Yes
Soil Remed Ind
Yes
Water Contam Ind
No
Could Be Hca
Yes
Commodity Reached Hca
Yes
High Pop Ind
Yes
High Pop Yes No
Yes
Other Pop Ind
Yes
Other Pop Yes No
Yes
Est Cost Oper Paid
0
Est Cost Gas Released
3000
Est Cost Prop Damage
10000
Est Cost Emergency
40000
Est Cost Environmental
5000
Est Cost Other
0
Prpty
58000
Accident Psig
15
Mop Psig
275
Accident Pressure
Pressure Did Not Exceed Mop
Pressure Restriction Ind
No
Pipeline Function
> 20% Smys Regulated Transmission
Scada In Place Ind
Yes
Scada Operating Ind
Yes
Scada Functional Ind
Yes
Scada Detection Ind
No
Scada Conf Ind
No
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
Controller actions did not cause, nor did they contribute to, the release.
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Corrosion Failure
Cause Details
Internal Corrosion
Internal External
Internal Corrosion
Int Visual Exam Results
Localized Pitting
Int Water Acid Ind
Yes
Int Metallurgical Basis Ind
Yes
Int Low Point Pipe Loc Ind
Yes
Corrosion Inhibitors
No
Corrosion Lining
No
Cleaning Dewatering
Not Applicable - Not Mainline Pipe
Corrosion Coupons
Not Applicable - Not Mainline Pipe
Preparer Name
J*** B*********
Preparer Title
Dot Coordinator
Preparer Email
J**************@c*************.com
Preparer Telephone
918-661-0614
Prepared Date
2013-04-11 00:00:00
Authorizer Name
T*** T*****
Authorizer Telephone
832-379-6255
Authorizer Title
Regulatory Compliance Manager
Authorizer Email
T************@c*************.com
Narrative
The leak was found to be in a 2" relief line coming off of the carson to wichita falls crude line. On sept. 22, 2011, cppl received the draft metallurgical analysis report documenting the most probable cause of the internal corrosion was carbonic acid corrosion from carbon dioxide dissolved in water. Updated per blaine keener e-mail due to changes in PHMSA reporting form.
| Report Received Date | 2011-07-22 00:00:00 |
|---|---|
| Iyear | 2011 |
| Report Number | 20110255 |
| Supplemental Number | 17879 |
| 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 | 2011-07-04 14:00:00 |
| Location Latitude | 33.936514 Google Maps OpenStreetMap |
| Location Longitude | -98.496967 Google Maps OpenStreetMap |
| Commodity Released Type | Crude Oil |
| Unintentional Release Bbls | 29.4 |
| Intentional Release Bbls | 0 |
| Recovered Bbls | 16 |
| Fatality Ind | No |
| Fatal | 0 |
| Injury Ind | No |
| Injure | 0 |
| Accident Identifier | Local Operating Personnel, Including Contractors |
| Operator Type | Operator Employee |
| System Part Involved | Onshore Terminal/tank Farm Equipment And Piping |
| On Off Shore | Onshore |
| Shutdown Due Accident Ind | Yes |
| Shutdown Datetime | 2011-07-04 14:00:00 |
| Restart Datetime | 2011-07-06 12:45:00 |
| Nrc Rpt Datetime | 2011-07-04 15:52:00 |
| Nrc Rpt Num | 981665 NRC Report How to search |
| Ignite Ind | No |
| Explode Ind | No |
| Pipe Fac Name | Carson Relief Line |
| Onshore State Abbreviation | Tx |
| Onshore Postal Code | 76306 |
| Onshore City Name | Wichita Falls |
| Onshore County Name | Wichita |
| Federal | No |
| Location Type | Totally Contained On Operator-Controlled Property |
| Incident Area Type | Underground |
| Incident Area Subtype | Under Soil |
| Crossing | No |
| Pipe Facility Type | Intrastate |
| Item Involved | Relief Line And Relief Equipment |
| Material Involved | Carbon Steel |
| Release Type | Leak |
| Leak Type | Pinhole |
| Wildlife Impact Ind | No |
| Soil Contamination | Yes |
| Long Term Assessment | No |
| Remediation Ind | Yes |
| Soil Remed Ind | Yes |
| Water Contam Ind | No |
| Could Be Hca | Yes |
| Commodity Reached Hca | Yes |
| High Pop Ind | Yes |
| High Pop Yes No | Yes |
| Other Pop Ind | Yes |
| Other Pop Yes No | Yes |
| Est Cost Oper Paid | 0 |
| Est Cost Gas Released | 3000 |
| Est Cost Prop Damage | 10000 |
| Est Cost Emergency | 40000 |
| Est Cost Environmental | 5000 |
| Est Cost Other | 0 |
| Prpty | 58000 |
| Accident Psig | 15 |
| Mop Psig | 275 |
| Accident Pressure | Pressure Did Not Exceed Mop |
| Pressure Restriction Ind | No |
| Pipeline Function | > 20% Smys Regulated Transmission |
| Scada In Place Ind | Yes |
| Scada Operating Ind | Yes |
| Scada Functional Ind | Yes |
| Scada Detection Ind | No |
| Scada Conf Ind | No |
| 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 | Controller actions did not cause, nor did they contribute to, the release. |
| Employee Drug Test Ind | No |
| Contractor Drug Test Ind | No |
| Cause | Corrosion Failure |
| Cause Details | Internal Corrosion |
| Internal External | Internal Corrosion |
| Int Visual Exam Results | Localized Pitting |
| Int Water Acid Ind | Yes |
| Int Metallurgical Basis Ind | Yes |
| Int Low Point Pipe Loc Ind | Yes |
| Corrosion Inhibitors | No |
| Corrosion Lining | No |
| Cleaning Dewatering | Not Applicable - Not Mainline Pipe |
| Corrosion Coupons | Not Applicable - Not Mainline Pipe |
| Preparer Name | J*** B********* |
| Preparer Title | Dot Coordinator |
| Preparer Email | J**************@c*************.com |
| Preparer Telephone | 918-661-0614 |
| Prepared Date | 2013-04-11 00:00:00 |
| Authorizer Name | T*** T***** |
| Authorizer Telephone | 832-379-6255 |
| Authorizer Title | Regulatory Compliance Manager |
| Authorizer Email | T************@c*************.com |
| Narrative | The leak was found to be in a 2" relief line coming off of the carson to wichita falls crude line. On sept. 22, 2011, cppl received the draft metallurgical analysis report documenting the most probable cause of the internal corrosion was carbonic acid corrosion from carbon dioxide dissolved in water. Updated per blaine keener e-mail due to changes in PHMSA reporting form. |
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