Incident details
Operator, cause, commodity and consequences with raw source fields.
HL incident on 2012-05-17 — OK
Operator
Explorer Pipeline Co
Cause
Incorrect Operation
Commodity
Refined And/or Petroleum Product (Non-Hvl) Which Is A Liquid At Ambient Conditions
Program
HL
Damage and Injuries
0 fatalities
0 injuries
Property damage (nominal)
$0
Incident datetime
2012-05-17 10:30
Report number
Location
OK
Narrative
On may 17, 2012 at 10:30am central standard time explorer employees were replacing spheres in a 30-inch signet prover at the glenpool tank farm. To prepare for the removal of the spheres the employees isolated the prover, pushed the sphere onto the tray with the prover ram, leaving the ram in the extended position, opened the underground loop drain, and the drain off the bottom of the interchange. The employees additionally opened a 1 inch outlet under the closure for the drain down. When the prover was drained, the employees confirmed the prover was not under pressure and opened the closure to remove the spheres. When the closure was opened 7 barrels of product was behind the 30 inch spheres and was released. Existing written prover drain down procedures and prover design modifications were made. Report was supplmented to account for question e5f. The free phase product was recovered and any petroleum impacted soil was excavated and tested for proper management.
Detailed record list
Report Received Date
2012-06-14 00:00:00
Iyear
2012
Report Number
20120187
Supplemental Number
18353
Report Type
Supplemental Final
Operator Id
4805
Name
Explorer Pipeline Co
Operator Street Address
Po Box 2650
Operator City Name
Tulsa
Operator State Abbreviation
OK
Operator Postal Code
74101
Local Datetime
2012-05-17 10:30:00
Location Latitude
35.97916323
Location Longitude
-96.00824525
Commodity Released Type
Refined And/or Petroleum Product (Non-Hvl) Which Is A Liquid At Ambient Conditions
Commodity Subtype
Gasoline (Non-Ethanol)
Unintentional Release Bbls
7
Intentional Release Bbls
0
Recovered Bbls
7
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Accident Identifier
Local Operating Personnel, Including Contractors
Operator Type
Operator Employee
Incident Identified Datetime
2012-05-17 10:30:00
System Part Involved
Onshore Terminal/tank Farm Equipment And Piping
On Off Shore
Onshore
Shutdown Due Accident Ind
No
Shutdown Explain
The Prover Was Isolated From The Station And Pipeline.
On Site Datetime
2012-05-17 10:31:00
Ignite Ind
No
Explode Ind
No
Num Pub Evacuated
0
Pipe Fac Name
Glenpool Tank Farm
Segment Name
Glenpool Tank Farm 24 Inch
Onshore State Abbreviation
Ok
Onshore Postal Code
74033
Onshore City Name
Glenpool
Onshore County Name
Tulsa
Designated Location
Milepost/valve Station
Designated Name
0
Federal
No
Location Type
Totally Contained On Operator-Controlled Property
Incident Area Type
Aboveground
Incident Area Subtype
Typical Aboveground Facility Piping Or Appurtenance
Crossing
No
Pipe Facility Type
Interstate
Item Involved
Meter/prover
Installation Year
1971
Material Involved
Carbon Steel
Release Type
Overfill Or Overflow
Wildlife Impact Ind
No
Soil Contamination
Yes
Long Term Assessment
No
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
315
Est Cost Prop Damage
0
Est Cost Emergency
3000
Est Cost Environmental
16000
Est Cost Other
7000
Est Cost Other Details
Labor To Excavate Soil And Testing Of Any Impacted Soil.
Prpty
26315
Accident Psig
0
Mop Psig
720
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
Yes
Cpm Operating Ind
Yes
Cpm Functional Ind
Yes
Cpm Detection Ind
No
Cpm Conf 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
A review was conducted and it was determined that the controller had no involvement with the incident.
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Incorrect Operation
Cause Details
Other Incorrect Operation
Operation Type
Other Incorrect Operation
Operation Details
During Maintenance Of Replacing Prover Spheres A Complete Drain Down Was Not Completed Since Product Was Apparently Trapped Behind Prover Spheres. Modifications To The Prover Along With Modifications To Existing Procedures Were Made.
Related Failure Follow Ind
Yes
Category Type
Other Maintenance
Operator Qualification Ind
Yes
Qualified Individuals
Yes, They Were Qualified For The Task(S)
Preparer Name
K**** E* B****
Preparer Title
Dot Administrator
Preparer Email
K*****@e***.com
Preparer Telephone
9184935104
Prepared Date
2013-07-30 00:00:00
Authorizer Name
J** S****
Authorizer Telephone
9184935143
Authorizer Title
Director Hsse
Authorizer Email
J*****@e***.com
Narrative
On may 17, 2012 at 10:30am central standard time explorer employees were replacing spheres in a 30-inch signet prover at the glenpool tank farm. To prepare for the removal of the spheres the employees isolated the prover, pushed the sphere onto the tray with the prover ram, leaving the ram in the extended position, opened the underground loop drain, and the drain off the bottom of the interchange. The employees additionally opened a 1 inch outlet under the closure for the drain down. When the prover was drained, the employees confirmed the prover was not under pressure and opened the closure to remove the spheres. When the closure was opened 7 barrels of product was behind the 30 inch spheres and was released. Existing written prover drain down procedures and prover design modifications were made. Report was supplmented to account for question e5f. The free phase product was recovered and any petroleum impacted soil was excavated and tested for proper management.
| Report Received Date | 2012-06-14 00:00:00 |
|---|---|
| Iyear | 2012 |
| Report Number | 20120187 |
| Supplemental Number | 18353 |
| Report Type | Supplemental Final |
| Operator Id | 4805 PHMSA Enforcement |
| Name | Explorer Pipeline Co |
| Operator Street Address | Po Box 2650 |
| Operator City Name | Tulsa |
| Operator State Abbreviation | OK |
| Operator Postal Code | 74101 |
| Local Datetime | 2012-05-17 10:30:00 |
| Location Latitude | 35.97916323 Google Maps OpenStreetMap |
| Location Longitude | -96.00824525 Google Maps OpenStreetMap |
| Commodity Released Type | Refined And/or Petroleum Product (Non-Hvl) Which Is A Liquid At Ambient Conditions |
| Commodity Subtype | Gasoline (Non-Ethanol) |
| Unintentional Release Bbls | 7 |
| Intentional Release Bbls | 0 |
| Recovered Bbls | 7 |
| Fatality Ind | No |
| Fatal | 0 |
| Injury Ind | No |
| Injure | 0 |
| Accident Identifier | Local Operating Personnel, Including Contractors |
| Operator Type | Operator Employee |
| Incident Identified Datetime | 2012-05-17 10:30:00 |
| System Part Involved | Onshore Terminal/tank Farm Equipment And Piping |
| On Off Shore | Onshore |
| Shutdown Due Accident Ind | No |
| Shutdown Explain | The Prover Was Isolated From The Station And Pipeline. |
| On Site Datetime | 2012-05-17 10:31:00 |
| Ignite Ind | No |
| Explode Ind | No |
| Num Pub Evacuated | 0 |
| Pipe Fac Name | Glenpool Tank Farm |
| Segment Name | Glenpool Tank Farm 24 Inch |
| Onshore State Abbreviation | Ok |
| Onshore Postal Code | 74033 |
| Onshore City Name | Glenpool |
| Onshore County Name | Tulsa |
| Designated Location | Milepost/valve Station |
| Designated Name | 0 |
| Federal | No |
| Location Type | Totally Contained On Operator-Controlled Property |
| Incident Area Type | Aboveground |
| Incident Area Subtype | Typical Aboveground Facility Piping Or Appurtenance |
| Crossing | No |
| Pipe Facility Type | Interstate |
| Item Involved | Meter/prover |
| Installation Year | 1971 |
| Material Involved | Carbon Steel |
| Release Type | Overfill Or Overflow |
| Wildlife Impact Ind | No |
| Soil Contamination | Yes |
| Long Term Assessment | No |
| 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 | 315 |
| Est Cost Prop Damage | 0 |
| Est Cost Emergency | 3000 |
| Est Cost Environmental | 16000 |
| Est Cost Other | 7000 |
| Est Cost Other Details | Labor To Excavate Soil And Testing Of Any Impacted Soil. |
| Prpty | 26315 |
| Accident Psig | 0 |
| Mop Psig | 720 |
| 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 | Yes |
| Cpm Operating Ind | Yes |
| Cpm Functional Ind | Yes |
| Cpm Detection Ind | No |
| Cpm Conf 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 | A review was conducted and it was determined that the controller had no involvement with the incident. |
| Employee Drug Test Ind | No |
| Contractor Drug Test Ind | No |
| Cause | Incorrect Operation |
| Cause Details | Other Incorrect Operation |
| Operation Type | Other Incorrect Operation |
| Operation Details | During Maintenance Of Replacing Prover Spheres A Complete Drain Down Was Not Completed Since Product Was Apparently Trapped Behind Prover Spheres. Modifications To The Prover Along With Modifications To Existing Procedures Were Made. |
| Related Failure Follow Ind | Yes |
| Category Type | Other Maintenance |
| Operator Qualification Ind | Yes |
| Qualified Individuals | Yes, They Were Qualified For The Task(S) |
| Preparer Name | K**** E* B**** |
| Preparer Title | Dot Administrator |
| Preparer Email | K*****@e***.com |
| Preparer Telephone | 9184935104 |
| Prepared Date | 2013-07-30 00:00:00 |
| Authorizer Name | J** S**** |
| Authorizer Telephone | 9184935143 |
| Authorizer Title | Director Hsse |
| Authorizer Email | J*****@e***.com |
| Narrative | On may 17, 2012 at 10:30am central standard time explorer employees were replacing spheres in a 30-inch signet prover at the glenpool tank farm. To prepare for the removal of the spheres the employees isolated the prover, pushed the sphere onto the tray with the prover ram, leaving the ram in the extended position, opened the underground loop drain, and the drain off the bottom of the interchange. The employees additionally opened a 1 inch outlet under the closure for the drain down. When the prover was drained, the employees confirmed the prover was not under pressure and opened the closure to remove the spheres. When the closure was opened 7 barrels of product was behind the 30 inch spheres and was released. Existing written prover drain down procedures and prover design modifications were made. Report was supplmented to account for question e5f. The free phase product was recovered and any petroleum impacted soil was excavated and tested for proper management. |
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