Incident details
Operator, cause, commodity and consequences with raw source fields.
HL incident on 2010-05-25 — AK
Operator
Alyeska Pipeline Service Co
Cause
Incorrect Operation
Commodity
Crude Oil
Program
HL
Damage and Injuries
0 fatalities
0 injuries
Property damage (nominal)
$27,000,000
Incident datetime
2010-05-25 11:00
Report number
Location
AK
Narrative
Item a 14. The pipeline was shutdown at 09:02 for a planned maintenance shutdown, so was shutdown prior to the accident. The accident occurred at 11:00 and the pipeline then remained shutdown until 16:40 on may 28, as a result of the accident. On june 24, 2011, the accident cause has been modified from "equipment failure" to "incorrect operation" at the request of PHMSA western region. Incorrect operation was identified as a contributing cause of the incident, however it was not identified as the root cause in alyeska's incident investigation.
Detailed record list
Report Received Date
2010-06-24 00:00:00
Iyear
2010
Report Number
20100124
Supplemental Number
17780
Report Type
Supplemental Final
Operator Id
26149
Name
Alyeska Pipeline Service Co
Operator Street Address
Pob 196660 Ms 502
Operator City Name
Anchorage
Operator State Abbreviation
AK
Operator Postal Code
99519
Local Datetime
2010-05-25 11:00:00
Location Latitude
63.93074
Location Longitude
-145.76661
Commodity Released Type
Crude Oil
Unintentional Release Bbls
2580
Recovered Bbls
1461
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Accident Identifier
Local Operating Personnel, Including Contractors
Operator Type
Operator Employee
Incident Identified Datetime
2010-05-25 11:00:00
System Part Involved
Onshore Breakout Tank Or Storage Vessel, Including Attached Appurtenances
On Off Shore
Onshore
Shutdown Due Accident Ind
Yes
Shutdown Datetime
2010-05-25 11:00:00
Restart Datetime
2010-05-28 16:40:00
On Site Datetime
2010-05-25 11:00:00
Nrc Rpt Datetime
2010-05-25 13:05:00
Nrc Rpt Num
941598
Ignite Ind
No
Explode Ind
No
Num Pub Evacuated
0
Pipe Fac Name
Pump Station 09
Onshore State Abbreviation
Ak
Onshore Postal Code
99737
Onshore City Name
Delta Junction
Designated Location
Milepost/valve Station
Designated Name
Mp 549
Federal
No
Location Type
Totally Contained On Operator-Controlled Property
Incident Area Type
Tank, Including Attached Appurtenances
Crossing
No
Pipe Facility Type
Interstate
Item Involved
Other
Tank Type
Atmospheric
Item Involved Details
Tank Vent Valves
Installation Year
1975
Material Involved
Carbon Steel
Release Type
Overfill Or Overflow
Wildlife Impact Ind
No
Soil Contamination
No
Long Term Assessment
No
Remediation Ind
No
Water Contam Ind
No
Could Be Hca
Yes
Commodity Reached Hca
No
Est Cost Oper Paid
0
Est Cost Gas Released
238000
Est Cost Prop Damage
27000000
Est Cost Emergency
1700000
Est Cost Environmental
0
Est Cost Other
0
Prpty
28938000
Accident Psig
460
Mop Psig
1090
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
No
Scada Detection Ind
No
Scada Conf Ind
No
Cpm In Place Ind
Yes
Cpm Operating Ind
Yes
Cpm Functional Ind
No
Cpm Detection Ind
No
Cpm Conf Ind
No
Investigation Status
Yes, specify investigation result(s): (select all that apply)
Invest Maint Ind
Yes
Employee Drug Test Ind
Yes
Contractor Drug Test Ind
No
Num Employees Tested
8
Num Employees Failed
0
Cause
Incorrect Operation
Cause Details
Tank, Vessel, Or Sump/separator Allowed Or Caused To Overfill Or Overflow
Operation Type
Tank, Vessel, Or Sump/separator Allowed Or Caused To Overfill Or Overflow
Overflow Other Ind
Miscommunication
Related Other Ind
Yes
Operation Related Details
Miscommunication
Category Type
Other Maintenance
Operator Qualification Ind
Yes
Qualified Individuals
Yes, They Were Qualified For The Task(S)
Preparer Name
J***** R********
Preparer Title
Director-Regulatory Affairs
Preparer Email
J***************@a***************.com
Preparer Telephone
907-787-8061
Prepared Date
2013-04-03 00:00:00
Authorizer Name
J***** R********
Authorizer Telephone
907-787-8061
Authorizer Title
Director-Regulatory Affairs
Authorizer Email
J***************@a***************.com
Narrative
Item a 14. The pipeline was shutdown at 09:02 for a planned maintenance shutdown, so was shutdown prior to the accident. The accident occurred at 11:00 and the pipeline then remained shutdown until 16:40 on may 28, as a result of the accident. On june 24, 2011, the accident cause has been modified from "equipment failure" to "incorrect operation" at the request of PHMSA western region. Incorrect operation was identified as a contributing cause of the incident, however it was not identified as the root cause in alyeska's incident investigation.
| Report Received Date | 2010-06-24 00:00:00 |
|---|---|
| Iyear | 2010 |
| Report Number | 20100124 |
| Supplemental Number | 17780 |
| Report Type | Supplemental Final |
| Operator Id | 26149 PHMSA Enforcement |
| Name | Alyeska Pipeline Service Co |
| Operator Street Address | Pob 196660 Ms 502 |
| Operator City Name | Anchorage |
| Operator State Abbreviation | AK |
| Operator Postal Code | 99519 |
| Local Datetime | 2010-05-25 11:00:00 |
| Location Latitude | 63.93074 Google Maps OpenStreetMap |
| Location Longitude | -145.76661 Google Maps OpenStreetMap |
| Commodity Released Type | Crude Oil |
| Unintentional Release Bbls | 2580 |
| Recovered Bbls | 1461 |
| Fatality Ind | No |
| Fatal | 0 |
| Injury Ind | No |
| Injure | 0 |
| Accident Identifier | Local Operating Personnel, Including Contractors |
| Operator Type | Operator Employee |
| Incident Identified Datetime | 2010-05-25 11:00:00 |
| System Part Involved | Onshore Breakout Tank Or Storage Vessel, Including Attached Appurtenances |
| On Off Shore | Onshore |
| Shutdown Due Accident Ind | Yes |
| Shutdown Datetime | 2010-05-25 11:00:00 |
| Restart Datetime | 2010-05-28 16:40:00 |
| On Site Datetime | 2010-05-25 11:00:00 |
| Nrc Rpt Datetime | 2010-05-25 13:05:00 |
| Nrc Rpt Num | 941598 NRC Report How to search |
| Ignite Ind | No |
| Explode Ind | No |
| Num Pub Evacuated | 0 |
| Pipe Fac Name | Pump Station 09 |
| Onshore State Abbreviation | Ak |
| Onshore Postal Code | 99737 |
| Onshore City Name | Delta Junction |
| Designated Location | Milepost/valve Station |
| Designated Name | Mp 549 |
| Federal | No |
| Location Type | Totally Contained On Operator-Controlled Property |
| Incident Area Type | Tank, Including Attached Appurtenances |
| Crossing | No |
| Pipe Facility Type | Interstate |
| Item Involved | Other |
| Tank Type | Atmospheric |
| Item Involved Details | Tank Vent Valves |
| Installation Year | 1975 |
| Material Involved | Carbon Steel |
| Release Type | Overfill Or Overflow |
| Wildlife Impact Ind | No |
| Soil Contamination | No |
| Long Term Assessment | No |
| Remediation Ind | No |
| Water Contam Ind | No |
| Could Be Hca | Yes |
| Commodity Reached Hca | No |
| Est Cost Oper Paid | 0 |
| Est Cost Gas Released | 238000 |
| Est Cost Prop Damage | 27000000 |
| Est Cost Emergency | 1700000 |
| Est Cost Environmental | 0 |
| Est Cost Other | 0 |
| Prpty | 28938000 |
| Accident Psig | 460 |
| Mop Psig | 1090 |
| 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 | No |
| Scada Detection Ind | No |
| Scada Conf Ind | No |
| Cpm In Place Ind | Yes |
| Cpm Operating Ind | Yes |
| Cpm Functional Ind | No |
| Cpm Detection Ind | No |
| Cpm Conf Ind | No |
| Investigation Status | Yes, specify investigation result(s): (select all that apply) |
| Invest Maint Ind | Yes |
| Employee Drug Test Ind | Yes |
| Contractor Drug Test Ind | No |
| Num Employees Tested | 8 |
| Num Employees Failed | 0 |
| Cause | Incorrect Operation |
| Cause Details | Tank, Vessel, Or Sump/separator Allowed Or Caused To Overfill Or Overflow |
| Operation Type | Tank, Vessel, Or Sump/separator Allowed Or Caused To Overfill Or Overflow |
| Overflow Other Ind | Miscommunication |
| Related Other Ind | Yes |
| Operation Related Details | Miscommunication |
| Category Type | Other Maintenance |
| Operator Qualification Ind | Yes |
| Qualified Individuals | Yes, They Were Qualified For The Task(S) |
| Preparer Name | J***** R******** |
| Preparer Title | Director-Regulatory Affairs |
| Preparer Email | J***************@a***************.com |
| Preparer Telephone | 907-787-8061 |
| Prepared Date | 2013-04-03 00:00:00 |
| Authorizer Name | J***** R******** |
| Authorizer Telephone | 907-787-8061 |
| Authorizer Title | Director-Regulatory Affairs |
| Authorizer Email | J***************@a***************.com |
| Narrative | Item a 14. The pipeline was shutdown at 09:02 for a planned maintenance shutdown, so was shutdown prior to the accident. The accident occurred at 11:00 and the pipeline then remained shutdown until 16:40 on may 28, as a result of the accident. On june 24, 2011, the accident cause has been modified from "equipment failure" to "incorrect operation" at the request of PHMSA western region. Incorrect operation was identified as a contributing cause of the incident, however it was not identified as the root cause in alyeska's incident investigation. |
External Resources
PHMSA pipeline safety insights.
Product
Features
Company
All rights reserved. Copyright © by ClearPHMSA