Incident details
Operator, cause, commodity and consequences with raw source fields.
HL incident on 2019-05-22 — OH
Operator
Marathon Pipe Line Llc
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
2019-05-22 22:00
Report number
Location
OH
Narrative
On 5/22/19 at 2200 hours, terminal operator discovered a small product release from a tank valve on transmix tank t-5. The leak was stopped by closing a small needle valve on the body relief. Initial clean-up was performed by the terminal personnel and totally contained on operator property. Total volume released has been determined to be 73.5 gallons. Root cause analysis has determined the cause to be a small needle valve attached to the valve body relief was left open and when pressure built up, the product released through the open path. 01/21/2025 - a small needle valve attached to the valve body relief was left open 01/21/2025 - updated by PHMSA per operator approval.
Detailed record list
Report Received Date
2019-06-17 00:00:00
Iyear
2019
Report Number
20190191
Supplemental Number
32532
Report Type
Supplemental Final
Operator Id
32147
Name
Marathon Pipe Line Llc
Operator Street Address
539 South Main Street
Operator City Name
Findlay
Operator State Abbreviation
OH
Operator Postal Code
45840
Local Datetime
2019-05-22 22:00:00
Location Latitude
41.637437
Location Longitude
-87.501584
Commodity Released Type
Refined And/or Petroleum Product (Non-Hvl) Which Is A Liquid At Ambient Conditions
Commodity Subtype
Mixture Of Refined Products (Transmix Or Other Mixture)
Unintentional Release Bbls
1.8
Recovered Bbls
1.7
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Accident Identifier
Local Operating Personnel, Including Contractors
Operator Type
Operator Employee
Incident Identified Datetime
2019-05-22 22:00:00
System Part Involved
Onshore Breakout Tank Or Storage Vessel, Including Attached Appurtenances
On Off Shore
Onshore
Shutdown Due Accident Ind
No
Shutdown Explain
Tank Was Not In Use At Time Of Discovery
On Site Datetime
2019-05-22 22:00:00
Nrc Rpt Num
Nrc Notification Not Required
Ignite Ind
No
Explode Ind
No
Num Pub Evacuated
0
Pipe Fac Name
Hammond Terminal
Segment Name
Facility Piping
Onshore State Abbreviation
In
Onshore Postal Code
46327
Onshore City Name
Hammond
Onshore County Name
Lake
Designated Location
Milepost/valve Station
Designated Name
Facility
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
Tank/vessel
Valve Type
Relief Valve
Tank Vessel Subtype
Appurtenance
Tank Type
Atmospheric
Installation Year
Unknown
Material Involved
Carbon Steel
Release Type
Leak
Leak Type
Other
Leak Type Other
Needle Valve Open
Wildlife Impact Ind
No
Soil Contamination
Yes
Long Term Assessment
No
Remediation Ind
No
Water Contam Ind
No
Could Be Hca
Yes
Commodity Reached Hca
Yes
High Pop Ind
Yes
High Pop Yes No
Yes
Est Cost Oper Paid
0
Est Cost Gas Released
132
Est Cost Prop Damage
0
Est Cost Emergency
14000
Est Cost Environmental
0
Est Cost Other
0
Prpty
14132
Accident Psig
10
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
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
Due to minimal release rate, the incident was non-detectable by cpm/scada
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Incorrect Operation
Cause Details
Valve Left Or Placed In Wrong Position, But Not Resulting In A Tank, Vessel, Or Sump/separator Overflow Or Facility Overpressure
Operation Type
Valve Left Or Placed In Wrong Position, But Not Resulting In A Tank, Vessel, Or Sump/separator Overflow Or Facility Overpressure
Related Failure Follow Ind
Yes
Category Type
Routine Maintenance
Operator Qualification Ind
Yes
Qualified Individuals
Yes, They Were Qualified For The Task(S)
Preparer Name
B*** H********
Preparer Title
Hes Professional
Preparer Email
B**********@m****************.com
Preparer Telephone
419-421-2121
Prepared Date
2019-08-09 00:00:00
Authorizer Name
R****** W* B*****
Authorizer Telephone
419-421-2121
Authorizer Title
Regulatory And Compliance Supervisor
Authorizer Email
R*******@m****************.com
Narrative
On 5/22/19 at 2200 hours, terminal operator discovered a small product release from a tank valve on transmix tank t-5. The leak was stopped by closing a small needle valve on the body relief. Initial clean-up was performed by the terminal personnel and totally contained on operator property. Total volume released has been determined to be 73.5 gallons. Root cause analysis has determined the cause to be a small needle valve attached to the valve body relief was left open and when pressure built up, the product released through the open path. 01/21/2025 - a small needle valve attached to the valve body relief was left open 01/21/2025 - updated by PHMSA per operator approval.
| Report Received Date | 2019-06-17 00:00:00 |
|---|---|
| Iyear | 2019 |
| Report Number | 20190191 |
| Supplemental Number | 32532 |
| Report Type | Supplemental Final |
| Operator Id | 32147 PHMSA Enforcement |
| Name | Marathon Pipe Line Llc |
| Operator Street Address | 539 South Main Street |
| Operator City Name | Findlay |
| Operator State Abbreviation | OH |
| Operator Postal Code | 45840 |
| Local Datetime | 2019-05-22 22:00:00 |
| Location Latitude | 41.637437 Google Maps OpenStreetMap |
| Location Longitude | -87.501584 Google Maps OpenStreetMap |
| Commodity Released Type | Refined And/or Petroleum Product (Non-Hvl) Which Is A Liquid At Ambient Conditions |
| Commodity Subtype | Mixture Of Refined Products (Transmix Or Other Mixture) |
| Unintentional Release Bbls | 1.8 |
| Recovered Bbls | 1.7 |
| Fatality Ind | No |
| Fatal | 0 |
| Injury Ind | No |
| Injure | 0 |
| Accident Identifier | Local Operating Personnel, Including Contractors |
| Operator Type | Operator Employee |
| Incident Identified Datetime | 2019-05-22 22:00:00 |
| System Part Involved | Onshore Breakout Tank Or Storage Vessel, Including Attached Appurtenances |
| On Off Shore | Onshore |
| Shutdown Due Accident Ind | No |
| Shutdown Explain | Tank Was Not In Use At Time Of Discovery |
| On Site Datetime | 2019-05-22 22:00:00 |
| Nrc Rpt Num | Nrc Notification Not Required NRC Report How to search |
| Ignite Ind | No |
| Explode Ind | No |
| Num Pub Evacuated | 0 |
| Pipe Fac Name | Hammond Terminal |
| Segment Name | Facility Piping |
| Onshore State Abbreviation | In |
| Onshore Postal Code | 46327 |
| Onshore City Name | Hammond |
| Onshore County Name | Lake |
| Designated Location | Milepost/valve Station |
| Designated Name | Facility |
| 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 | Tank/vessel |
| Valve Type | Relief Valve |
| Tank Vessel Subtype | Appurtenance |
| Tank Type | Atmospheric |
| Installation Year | Unknown |
| Material Involved | Carbon Steel |
| Release Type | Leak |
| Leak Type | Other |
| Leak Type Other | Needle Valve Open |
| Wildlife Impact Ind | No |
| Soil Contamination | Yes |
| Long Term Assessment | No |
| Remediation Ind | No |
| Water Contam Ind | No |
| Could Be Hca | Yes |
| Commodity Reached Hca | Yes |
| High Pop Ind | Yes |
| High Pop Yes No | Yes |
| Est Cost Oper Paid | 0 |
| Est Cost Gas Released | 132 |
| Est Cost Prop Damage | 0 |
| Est Cost Emergency | 14000 |
| Est Cost Environmental | 0 |
| Est Cost Other | 0 |
| Prpty | 14132 |
| Accident Psig | 10 |
| 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 | 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 | Due to minimal release rate, the incident was non-detectable by cpm/scada |
| Employee Drug Test Ind | No |
| Contractor Drug Test Ind | No |
| Cause | Incorrect Operation |
| Cause Details | Valve Left Or Placed In Wrong Position, But Not Resulting In A Tank, Vessel, Or Sump/separator Overflow Or Facility Overpressure |
| Operation Type | Valve Left Or Placed In Wrong Position, But Not Resulting In A Tank, Vessel, Or Sump/separator Overflow Or Facility Overpressure |
| Related Failure Follow Ind | Yes |
| Category Type | Routine Maintenance |
| Operator Qualification Ind | Yes |
| Qualified Individuals | Yes, They Were Qualified For The Task(S) |
| Preparer Name | B*** H******** |
| Preparer Title | Hes Professional |
| Preparer Email | B**********@m****************.com |
| Preparer Telephone | 419-421-2121 |
| Prepared Date | 2019-08-09 00:00:00 |
| Authorizer Name | R****** W* B***** |
| Authorizer Telephone | 419-421-2121 |
| Authorizer Title | Regulatory And Compliance Supervisor |
| Authorizer Email | R*******@m****************.com |
| Narrative | On 5/22/19 at 2200 hours, terminal operator discovered a small product release from a tank valve on transmix tank t-5. The leak was stopped by closing a small needle valve on the body relief. Initial clean-up was performed by the terminal personnel and totally contained on operator property. Total volume released has been determined to be 73.5 gallons. Root cause analysis has determined the cause to be a small needle valve attached to the valve body relief was left open and when pressure built up, the product released through the open path. 01/21/2025 - a small needle valve attached to the valve body relief was left open 01/21/2025 - updated by PHMSA per operator approval. |
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