HL incident on 2025-08-22 — TX

Operator
Phillips 66 Pipeline Llc
Cause
Corrosion Failure
Commodity
Biofuel / Alternative Fuel(Including Ethanol Blends)
Program
HL
Damage and Injuries
0 fatalities 0 injuries
Property damage (nominal)
$167,027
Incident datetime
2025-08-22 09:00
Report number
Location
TX
Narrative
On 8-22-2025 at ~0900mt while investigating product loss/gain reports from inventory control, a pin hole was discovered in the floor of tank 206 the north salt lake terminal. - cause is pending completion of investigation including laboratory analysis, which is in progress. - tank repair plans are in development - repair and remediation costs are estimated mike kuntz 9-18-2025 10-18-2025 supplemental - update cost spend and tab g apparent cause tab from metalurgical analysis. Mike kuntz
Detailed record list
Report Received Date
2025-09-18 00:00:00
Iyear
2025
Report Number
20250225
Supplemental Number
41484
Report Type
Supplemental
Operator Id
Name
Phillips 66 Pipeline Llc
Operator Street Address
2331 Citywest Blvd
Operator City Name
Houston
Operator State Abbreviation
TX
Operator Postal Code
77042
Local Datetime
2025-08-22 09:00:00
Time Zone
Mountain
Daylight Savings Ind
No
Location Latitude
Location Longitude
Commodity Released Type
Biofuel / Alternative Fuel(Including Ethanol Blends)
Commodity Subtype
Other
Commodity Details
Renewable Diesel
Unintentional Release Bbls
565
Recovered Bbls
0
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Accident Identifier
Other
Accident Details
Loss Gain Reports From Inventory Control
Incident Identified Datetime
2025-08-22 09:00:00
System Part Involved
Onshore Breakout Tank Or Storage Vessel, Including Attached Appurtenances
On Off Shore
Onshore
Status When Identified
Normal Operation, Includes Pauses Between Batches And During Maintenance
Shutdown Due Accident Ind
No
Shutdown Explain
Isolated To Tank Only Pipeline/facility Remained In Operations
Communication State Fed Ind
No
On Site Datetime
2025-08-22 09:01:00
Confirmed Discovery Datetime
2025-08-22 09:00:00
Nrc Rpt Datetime
2025-08-25 15:50:00
Nrc Rpt Num
Additional Nrc Report Numbers
1441010
Ignite Ind
No
Notify Qualified Indiv Ind
No
Oil Spill Removal Org Ind
No
Num Pub Evacuated
0
Pipe Fac Name
North Salt Lake Facility
Segment Name
Tank 206
Onshore State Abbreviation
Ut
Onshore Postal Code
84054
Onshore City Name
North Salt Lake
Onshore County Name
Davis
Designated Location
Survey Station No.
Designated Name
Tank Farm
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
Tank Vessel Subtype
Single Bottom System
Tank Type
Atmospheric
Safe Fill Level
38.3
Safe Fill Level Exceeded Ind
No
Api Std Out Of Service Year
2024
Api Std In Service Year
2024
Installation Year
1952
Manufactured Year
1952
Material Involved
Carbon Steel
Release Type
Leak
Leak Type
Pinhole
Wildlife Impact Ind
No
Soil Contamination
Yes
Long Term Assessment
Yes
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
Usa Drinking Ind
Yes
Usa Drinking Yes No
Yes
Est Cost Oper Paid
0
Est Cost Gas Released
90000
Est Cost Prop Damage
167027
Est Cost Emergency
0
Est Cost Environmental
7834
Est Cost Other
0
Est Cost Other Details
Cost Update 10-17-25
Prpty
264861
Num Persons Hosp Not Ovnght
0
Num Injured Treated By Emt
0
Num Resident Building Affctd
0
Num Business Building Affctd
0
Accident Psig
15
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
Yes
Cpm In Place Ind
Yes
Cpm Operating Ind
Yes
Cpm Functional Ind
Yes
Cpm Detection Ind
No
Cpm Conf Ind
Yes
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
Control room actions did not attribute to this accident
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Corrosion Failure
Cause Details
External Corrosion
Internal External
External Corrosion
Visual Exam Results
General Corrosion
Atmosphere Corrosion Ind
Yes
Metallurgical Basis Ind
Yes
Underground Location
Yes
Under Cathodic Protection Ind
Yes
Cathodic Pro Start Year
1952
Shielding Evident
No
Cathodic Survey Type
Yes
Cp Annual Survey Ind
Yes
Cp Annual Survey Year
2025
Prior Damage
N/a Bare/ineffectively Coated Pipe
Other Type
Unknown
Unknown Subtype
Still Under Investigation, Cause Of Accident To Be Determined* (*supplemental Report Required)
Preparer Name
M****** K****
Preparer Title
Dot Specialist
Preparer Email
M**************@p**.com
Preparer Telephone
406-441-4749
Prepared Date
2025-10-18 00:00:00
Authorizer Name
J*** S*****
Authorizer Telephone
8327651858
Authorizer Title
Director Of Dot Liquids Compliance
Authorizer Email
J************@p**.com
Narrative
On 8-22-2025 at ~0900mt while investigating product loss/gain reports from inventory control, a pin hole was discovered in the floor of tank 206 the north salt lake terminal. - cause is pending completion of investigation including laboratory analysis, which is in progress. - tank repair plans are in development - repair and remediation costs are estimated mike kuntz 9-18-2025 10-18-2025 supplemental - update cost spend and tab g apparent cause tab from metalurgical analysis. Mike kuntz
Report Received Date 2025-09-18 00:00:00
Iyear 2025
Report Number 20250225
Supplemental Number 41484
Report Type Supplemental
Operator Id 31684 PHMSA Enforcement
Name Phillips 66 Pipeline Llc
Operator Street Address 2331 Citywest Blvd
Operator City Name Houston
Operator State Abbreviation TX
Operator Postal Code 77042
Local Datetime 2025-08-22 09:00:00
Time Zone Mountain
Daylight Savings Ind No
Location Latitude 40.863822 Google Maps OpenStreetMap
Location Longitude -111.905771 Google Maps OpenStreetMap
Commodity Released Type Biofuel / Alternative Fuel(Including Ethanol Blends)
Commodity Subtype Other
Commodity Details Renewable Diesel
Unintentional Release Bbls 565
Recovered Bbls 0
Fatality Ind No
Fatal 0
Injury Ind No
Injure 0
Accident Identifier Other
Accident Details Loss Gain Reports From Inventory Control
Incident Identified Datetime 2025-08-22 09:00:00
System Part Involved Onshore Breakout Tank Or Storage Vessel, Including Attached Appurtenances
On Off Shore Onshore
Status When Identified Normal Operation, Includes Pauses Between Batches And During Maintenance
Shutdown Due Accident Ind No
Shutdown Explain Isolated To Tank Only Pipeline/facility Remained In Operations
Communication State Fed Ind No
On Site Datetime 2025-08-22 09:01:00
Confirmed Discovery Datetime 2025-08-22 09:00:00
Nrc Rpt Datetime 2025-08-25 15:50:00
Nrc Rpt Num 1440874 NRC Report How to search
Additional Nrc Report Numbers 1441010
Ignite Ind No
Notify Qualified Indiv Ind No
Oil Spill Removal Org Ind No
Num Pub Evacuated 0
Pipe Fac Name North Salt Lake Facility
Segment Name Tank 206
Onshore State Abbreviation Ut
Onshore Postal Code 84054
Onshore City Name North Salt Lake
Onshore County Name Davis
Designated Location Survey Station No.
Designated Name Tank Farm
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
Tank Vessel Subtype Single Bottom System
Tank Type Atmospheric
Safe Fill Level 38.3
Safe Fill Level Exceeded Ind No
Api Std Out Of Service Year 2024
Api Std In Service Year 2024
Installation Year 1952
Manufactured Year 1952
Material Involved Carbon Steel
Release Type Leak
Leak Type Pinhole
Wildlife Impact Ind No
Soil Contamination Yes
Long Term Assessment Yes
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
Usa Drinking Ind Yes
Usa Drinking Yes No Yes
Est Cost Oper Paid 0
Est Cost Gas Released 90000
Est Cost Prop Damage 167027
Est Cost Emergency 0
Est Cost Environmental 7834
Est Cost Other 0
Est Cost Other Details Cost Update 10-17-25
Prpty 264861
Num Persons Hosp Not Ovnght 0
Num Injured Treated By Emt 0
Num Resident Building Affctd 0
Num Business Building Affctd 0
Accident Psig 15
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 Yes
Cpm In Place Ind Yes
Cpm Operating Ind Yes
Cpm Functional Ind Yes
Cpm Detection Ind No
Cpm Conf Ind Yes
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 Control room actions did not attribute to this accident
Employee Drug Test Ind No
Contractor Drug Test Ind No
Cause Corrosion Failure
Cause Details External Corrosion
Internal External External Corrosion
Visual Exam Results General Corrosion
Atmosphere Corrosion Ind Yes
Metallurgical Basis Ind Yes
Underground Location Yes
Under Cathodic Protection Ind Yes
Cathodic Pro Start Year 1952
Shielding Evident No
Cathodic Survey Type Yes
Cp Annual Survey Ind Yes
Cp Annual Survey Year 2025
Prior Damage N/a Bare/ineffectively Coated Pipe
Other Type Unknown
Unknown Subtype Still Under Investigation, Cause Of Accident To Be Determined* (*supplemental Report Required)
Preparer Name M****** K****
Preparer Title Dot Specialist
Preparer Email M**************@p**.com
Preparer Telephone 406-441-4749
Prepared Date 2025-10-18 00:00:00
Authorizer Name J*** S*****
Authorizer Telephone 8327651858
Authorizer Title Director Of Dot Liquids Compliance
Authorizer Email J************@p**.com
Narrative On 8-22-2025 at ~0900mt while investigating product loss/gain reports from inventory control, a pin hole was discovered in the floor of tank 206 the north salt lake terminal. - cause is pending completion of investigation including laboratory analysis, which is in progress. - tank repair plans are in development - repair and remediation costs are estimated mike kuntz 9-18-2025 10-18-2025 supplemental - update cost spend and tab g apparent cause tab from metalurgical analysis. Mike kuntz

All rights reserved. Copyright © by ClearPHMSA